{
    "id": 3391,
    "url": "https://svs.gsfc.nasa.gov/3391/",
    "page_type": "Visualization",
    "title": "THEMIS Orbits: Dayside Science Configuration",
    "description": "In the early part of the mission, the five THEMIS satellites will follow the same orbit single-file. The apogee of the orbit will take the spacecraft just beyond the bow shock of the Earth's magnetosphere. This will enable the satellites to collect data in this region over a short range of time so that the time history can be studied. The dates in this visualization are based on an ephemeris assuming a launch on January 20, 2007. The satellite colors are: red=P1, green=P2, cyan=P3, blue=P4, magenta=P5. || ",
    "release_date": "2006-12-14T00:00:00-05:00",
    "update_date": "2023-05-03T13:55:46.261243-04:00",
    "main_image": {
        "id": 509528,
        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside_color_NTSC_web.png",
        "filename": "THEMIS_dayside_color_NTSC_web.png",
        "media_type": "Image",
        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
        "width": 320,
        "height": 213,
        "pixels": 68160
    },
    "main_video": {
        "id": 509534,
        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside_color_NTSC.webmhd.webm",
        "filename": "THEMIS_dayside_color_NTSC.webmhd.webm",
        "media_type": "Movie",
        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
        "width": 960,
        "height": 540,
        "pixels": 518400
    },
    "progress": "Complete",
    "media_groups": [
        {
            "id": 357485,
            "url": "https://svs.gsfc.nasa.gov/3391/#media_group_357485",
            "widget": "Basic text with HTML",
            "title": "",
            "caption": "",
            "description": "In the early part of the mission, the five THEMIS satellites will follow the same orbit single-file. The apogee of the orbit will take the spacecraft just beyond the bow shock of the Earth's magnetosphere. This will enable the satellites to collect data in this region over a short range of time so that the time history can be studied. The dates in this visualization are based on an ephemeris assuming a launch on January 20, 2007. The satellite colors are: red=P1, green=P2, cyan=P3, blue=P4, magenta=P5.",
            "items": [],
            "extra_data": {}
        },
        {
            "id": 357486,
            "url": "https://svs.gsfc.nasa.gov/3391/#media_group_357486",
            "widget": "Video player",
            "title": "",
            "caption": "",
            "description": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
            "items": [
                {
                    "id": 354706,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509533,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_GSEmove.NTSC.0400.jpg",
                        "filename": "themis_dayside_GSEmove.NTSC.0400.jpg",
                        "media_type": "Image",
                        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
                        "width": 720,
                        "height": 486,
                        "pixels": 349920
                    }
                },
                {
                    "id": 354702,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509528,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside_color_NTSC_web.png",
                        "filename": "THEMIS_dayside_color_NTSC_web.png",
                        "media_type": "Image",
                        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
                        "width": 320,
                        "height": 213,
                        "pixels": 68160
                    }
                },
                {
                    "id": 354703,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509529,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside_color_NTSC_thm.png",
                        "filename": "THEMIS_dayside_color_NTSC_thm.png",
                        "media_type": "Image",
                        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
                        "width": 80,
                        "height": 40,
                        "pixels": 3200
                    }
                },
                {
                    "id": 354708,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509532,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside_color_NTSC_searchweb.png",
                        "filename": "THEMIS_dayside_color_NTSC_searchweb.png",
                        "media_type": "Image",
                        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
                        "width": 320,
                        "height": 180,
                        "pixels": 57600
                    }
                },
                {
                    "id": 354707,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509534,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside_color_NTSC.webmhd.webm",
                        "filename": "THEMIS_dayside_color_NTSC.webmhd.webm",
                        "media_type": "Movie",
                        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
                        "width": 960,
                        "height": 540,
                        "pixels": 518400
                    }
                },
                {
                    "id": 354699,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509525,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside_color_640x480.mpg",
                        "filename": "THEMIS_dayside_color_640x480.mpg",
                        "media_type": "Movie",
                        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
                        "width": 640,
                        "height": 480,
                        "pixels": 307200
                    }
                },
                {
                    "id": 354700,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509526,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside_color_NTSC.m2v",
                        "filename": "THEMIS_dayside_color_NTSC.m2v",
                        "media_type": "Movie",
                        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
                        "width": 720,
                        "height": 480,
                        "pixels": 345600
                    }
                },
                {
                    "id": 354704,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509530,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/frames/720x486_4x3_29.97p/THEMIS_dayside_date/",
                        "filename": "THEMIS_dayside_date",
                        "media_type": "Frames",
                        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
                        "width": 720,
                        "height": 486,
                        "pixels": 349920
                    }
                },
                {
                    "id": 354705,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509531,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/a003391_THEMIS_dayside_color_NTSC.mp4",
                        "filename": "a003391_THEMIS_dayside_color_NTSC.mp4",
                        "media_type": "Movie",
                        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
                        "width": 640,
                        "height": 480,
                        "pixels": 307200
                    }
                },
                {
                    "id": 354701,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509527,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside_color_320x240.mpg",
                        "filename": "THEMIS_dayside_color_320x240.mpg",
                        "media_type": "Movie",
                        "alt_text": "This movie looks down onto the north pole of the Earth and the five THEMIS spacecraft travelling along a single elliptical orbit.  The Sun is to the left.",
                        "width": 320,
                        "height": 240,
                        "pixels": 76800
                    }
                }
            ],
            "extra_data": {}
        },
        {
            "id": 357487,
            "url": "https://svs.gsfc.nasa.gov/3391/#media_group_357487",
            "widget": "Video player",
            "title": "",
            "caption": "",
            "description": "Same movie as above but no date slate.",
            "items": [
                {
                    "id": 354715,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509541,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_GSEmove.NTSC.0200.jpg",
                        "filename": "themis_dayside_GSEmove.NTSC.0200.jpg",
                        "media_type": "Image",
                        "alt_text": "Same movie as above but no date slate.",
                        "width": 720,
                        "height": 486,
                        "pixels": 349920
                    }
                },
                {
                    "id": 354713,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509539,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside.nodate_640x480_web.png",
                        "filename": "THEMIS_dayside.nodate_640x480_web.png",
                        "media_type": "Image",
                        "alt_text": "Same movie as above but no date slate.",
                        "width": 320,
                        "height": 240,
                        "pixels": 76800
                    }
                },
                {
                    "id": 354716,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509542,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside.nodate_NTSC.webmhd.webm",
                        "filename": "THEMIS_dayside.nodate_NTSC.webmhd.webm",
                        "media_type": "Movie",
                        "alt_text": "Same movie as above but no date slate.",
                        "width": 960,
                        "height": 540,
                        "pixels": 518400
                    }
                },
                {
                    "id": 354709,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509535,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside.nodate_640x480.mpg",
                        "filename": "THEMIS_dayside.nodate_640x480.mpg",
                        "media_type": "Movie",
                        "alt_text": "Same movie as above but no date slate.",
                        "width": 640,
                        "height": 480,
                        "pixels": 307200
                    }
                },
                {
                    "id": 354710,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509536,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside.nodate_NTSC.m2v",
                        "filename": "THEMIS_dayside.nodate_NTSC.m2v",
                        "media_type": "Movie",
                        "alt_text": "Same movie as above but no date slate.",
                        "width": 720,
                        "height": 480,
                        "pixels": 345600
                    }
                },
                {
                    "id": 354712,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509538,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/frames/720x486_4x3_29.97p/THEMIS_dayside_nodate/",
                        "filename": "THEMIS_dayside_nodate",
                        "media_type": "Frames",
                        "alt_text": "Same movie as above but no date slate.",
                        "width": 720,
                        "height": 486,
                        "pixels": 349920
                    }
                },
                {
                    "id": 354714,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509540,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/a003391_THEMIS_dayside.nodate_NTSC.mp4",
                        "filename": "a003391_THEMIS_dayside.nodate_NTSC.mp4",
                        "media_type": "Movie",
                        "alt_text": "Same movie as above but no date slate.",
                        "width": 640,
                        "height": 480,
                        "pixels": 307200
                    }
                },
                {
                    "id": 354711,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509537,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/THEMIS_dayside.nodate_320x240.mpg",
                        "filename": "THEMIS_dayside.nodate_320x240.mpg",
                        "media_type": "Movie",
                        "alt_text": "Same movie as above but no date slate.",
                        "width": 320,
                        "height": 240,
                        "pixels": 76800
                    }
                }
            ],
            "extra_data": {}
        },
        {
            "id": 357488,
            "url": "https://svs.gsfc.nasa.gov/3391/#media_group_357488",
            "widget": "Single image",
            "title": "",
            "caption": "",
            "description": "This is an opening shot of the animation.  Satellites P1 (red) and P4 (blue) are too close together to be distinguished as separate objects on this scale.",
            "items": [
                {
                    "id": 354719,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509545,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_GSEmove.HRstills.0000.jpg",
                        "filename": "themis_dayside_GSEmove.HRstills.0000.jpg",
                        "media_type": "Image",
                        "alt_text": "This is an opening shot of the animation.  Satellites P1 (red) and P4 (blue) are too close together to be distinguished as separate objects on this scale.",
                        "width": 2560,
                        "height": 1920,
                        "pixels": 4915200
                    }
                },
                {
                    "id": 354718,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509544,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_GSEmove.HRstills.0000_web.png",
                        "filename": "themis_dayside_GSEmove.HRstills.0000_web.png",
                        "media_type": "Image",
                        "alt_text": "This is an opening shot of the animation.  Satellites P1 (red) and P4 (blue) are too close together to be distinguished as separate objects on this scale.",
                        "width": 320,
                        "height": 240,
                        "pixels": 76800
                    }
                },
                {
                    "id": 354717,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509543,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_GSEmove.HRstills.0000.tif",
                        "filename": "themis_dayside_GSEmove.HRstills.0000.tif",
                        "media_type": "Image",
                        "alt_text": "This is an opening shot of the animation.  Satellites P1 (red) and P4 (blue) are too close together to be distinguished as separate objects on this scale.",
                        "width": 2560,
                        "height": 1920,
                        "pixels": 4915200
                    }
                }
            ],
            "extra_data": {}
        },
        {
            "id": 357489,
            "url": "https://svs.gsfc.nasa.gov/3391/#media_group_357489",
            "widget": "Single image",
            "title": "",
            "caption": "",
            "description": "Same image as above with no date slate.",
            "items": [
                {
                    "id": 354722,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509548,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_nodate.HRstills.0000.jpg",
                        "filename": "themis_dayside_nodate.HRstills.0000.jpg",
                        "media_type": "Image",
                        "alt_text": "Same image as above with no date slate.",
                        "width": 2560,
                        "height": 1920,
                        "pixels": 4915200
                    }
                },
                {
                    "id": 354721,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509547,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_nodate.HRstills.0000_web.png",
                        "filename": "themis_dayside_nodate.HRstills.0000_web.png",
                        "media_type": "Image",
                        "alt_text": "Same image as above with no date slate.",
                        "width": 320,
                        "height": 240,
                        "pixels": 76800
                    }
                },
                {
                    "id": 354720,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509546,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_nodate.HRstills.0000.tif",
                        "filename": "themis_dayside_nodate.HRstills.0000.tif",
                        "media_type": "Image",
                        "alt_text": "Same image as above with no date slate.",
                        "width": 2560,
                        "height": 1920,
                        "pixels": 4915200
                    }
                }
            ],
            "extra_data": {}
        },
        {
            "id": 357490,
            "url": "https://svs.gsfc.nasa.gov/3391/#media_group_357490",
            "widget": "Single image",
            "title": "",
            "caption": "",
            "description": "The satellites swing through their perigee, moving more swiftly close to the Earth.  You can now distinguish satellites P1 (red) and P4 (blue).",
            "items": [
                {
                    "id": 354725,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509551,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_GSEmove.HRstills.0432.jpg",
                        "filename": "themis_dayside_GSEmove.HRstills.0432.jpg",
                        "media_type": "Image",
                        "alt_text": "The satellites swing through their perigee, moving more swiftly close to the Earth.  You can now distinguish satellites P1 (red) and P4 (blue).",
                        "width": 2560,
                        "height": 1920,
                        "pixels": 4915200
                    }
                },
                {
                    "id": 354724,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509550,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_GSEmove.HRstills.0432_web.png",
                        "filename": "themis_dayside_GSEmove.HRstills.0432_web.png",
                        "media_type": "Image",
                        "alt_text": "The satellites swing through their perigee, moving more swiftly close to the Earth.  You can now distinguish satellites P1 (red) and P4 (blue).",
                        "width": 320,
                        "height": 240,
                        "pixels": 76800
                    }
                },
                {
                    "id": 354723,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509549,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_GSEmove.HRstills.0432.tif",
                        "filename": "themis_dayside_GSEmove.HRstills.0432.tif",
                        "media_type": "Image",
                        "alt_text": "The satellites swing through their perigee, moving more swiftly close to the Earth.  You can now distinguish satellites P1 (red) and P4 (blue).",
                        "width": 2560,
                        "height": 1920,
                        "pixels": 4915200
                    }
                }
            ],
            "extra_data": {}
        },
        {
            "id": 357491,
            "url": "https://svs.gsfc.nasa.gov/3391/#media_group_357491",
            "widget": "Single image",
            "title": "",
            "caption": "",
            "description": "Same movie as above with no date slate.",
            "items": [
                {
                    "id": 354728,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509554,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_nodate.HRstills.0432.jpg",
                        "filename": "themis_dayside_nodate.HRstills.0432.jpg",
                        "media_type": "Image",
                        "alt_text": "Same movie as above with no date slate.",
                        "width": 2560,
                        "height": 1920,
                        "pixels": 4915200
                    }
                },
                {
                    "id": 354727,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509553,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_nodate.HRstills.0432_web.png",
                        "filename": "themis_dayside_nodate.HRstills.0432_web.png",
                        "media_type": "Image",
                        "alt_text": "Same movie as above with no date slate.",
                        "width": 320,
                        "height": 240,
                        "pixels": 76800
                    }
                },
                {
                    "id": 354726,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 509552,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a003300/a003391/themis_dayside_nodate.HRstills.0432.tif",
                        "filename": "themis_dayside_nodate.HRstills.0432.tif",
                        "media_type": "Image",
                        "alt_text": "Same movie as above with no date slate.",
                        "width": 2560,
                        "height": 1920,
                        "pixels": 4915200
                    }
                }
            ],
            "extra_data": {}
        }
    ],
    "studio": "SVS",
    "funding_sources": [
        "Sun-Earth Connection"
    ],
    "credits": [
        {
            "role": "Animator",
            "people": [
                {
                    "name": "Tom Bridgman",
                    "employer": "Global Science and Technology, Inc."
                }
            ]
        },
        {
            "role": "Scientist",
            "people": [
                {
                    "name": "Vassilis Angelopoulos",
                    "employer": "University of California at Berkeley"
                },
                {
                    "name": "David G. Sibeck",
                    "employer": "NASA/GSFC"
                }
            ]
        }
    ],
    "missions": [
        "THEMIS"
    ],
    "series": [
        "THEMIS Pre-launch"
    ],
    "tapes": [],
    "papers": [],
    "datasets": [
        {
            "name": "SSCweb",
            "common_name": "SSCweb ephemerides",
            "platform": null,
            "sensor": null,
            "type": "Ephemeris",
            "organizations": [],
            "description": "Satellite ephemerides",
            "credit": "",
            "url": "http://sscweb.gsfc.nasa.gov",
            "date_range": "2007/06/25T00:00:00 - 2007/06/28T00:00:00"
        }
    ],
    "nasa_science_categories": [
        "Sun"
    ],
    "keywords": [
        "Bow Shock",
        "Geomagnetic Field",
        "Location",
        "Magnetosphere",
        "Solar Wind",
        "THEMIS"
    ],
    "recommended_pages": [],
    "related": [],
    "sources": [],
    "products": [],
    "newer_versions": [],
    "older_versions": [],
    "alternate_versions": []
}