{ "id": 4357, "url": "https://svs.gsfc.nasa.gov/4357/", "page_type": "Visualization", "title": "Aquarius Sea Surface Density", "description": "Sea surrface density is derived from Aquarius science products and generated by the NASA Goddard Space Flight Center's Aquarius Data Processing System. It is very important because sea surface density drives formation of ocean water masses and three-dimensional ocean circulation. As water parcels sink and move through the ocean, their densities will be modified by mixing with other parcels of seawater. However, if the density signatures of all the end member water masses are known, this mixing can be \"unraveled\" to determine the proportions of their various source waters. This animation shows the changes of sea surface density from September 7, 2011 to May 20, 2015. || ", "release_date": "2015-09-23T00:00:00-04:00", "update_date": "2025-02-02T22:22:23.699198-05:00", "main_image": { "id": 439647, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_mollweide_HD1080p30_print.jpg", "filename": "aquarius_ssd_timeCbar_mollweide_HD1080p30_print.jpg", "media_type": "Image", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 1024, "height": 576, "pixels": 589824 }, "main_video": null, "main_credits": { "Visualizations by": [ { "name": "Cheng Zhang", "employer": "USRA" } ], "Scientific consulting by": [ { "name": "Gene Feldman", "employer": "NASA/GSFC" } ] }, "progress": "Complete", "media_groups": [ { "id": 336567, "url": "https://svs.gsfc.nasa.gov/4357/#media_group_336567", "widget": "Basic text with HTML", "title": "", "caption": "", "description": "Sea surrface density is derived from Aquarius science products and generated by the NASA Goddard Space Flight Center's Aquarius Data Processing System. It is very important because sea surface density drives formation of ocean water masses and three-dimensional ocean circulation. As water parcels sink and move through the ocean, their densities will be modified by mixing with other parcels of seawater. However, if the density signatures of all the end member water masses are known, this mixing can be \"unraveled\" to determine the proportions of their various source waters. This animation shows the changes of sea surface density from September 7, 2011 to May 20, 2015.", "items": [], "extra_data": {} }, { "id": 336568, "url": "https://svs.gsfc.nasa.gov/4357/#media_group_336568", "widget": "Video player", "title": "", "caption": "", "description": "Aquarius Sea Surface Density 2011 - 2015 Flat Map", "items": [ { "id": 277200, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439635, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_flatmap_HD1080p30_print.jpg", "filename": "aquarius_ssd_timeCbar_flatmap_HD1080p30_print.jpg", "media_type": "Image", "alt_text": "Aquarius Sea Surface Density 2011 - 2015 Flat Map", "width": 1024, "height": 576, "pixels": 589824 } }, { "id": 277201, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439636, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_flatmap_HD1080p30_searchweb.png", "filename": "aquarius_ssd_timeCbar_flatmap_HD1080p30_searchweb.png", "media_type": "Image", "alt_text": "Aquarius Sea Surface Density 2011 - 2015 Flat Map", "width": 320, "height": 180, "pixels": 57600 } }, { "id": 277202, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439637, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_flatmap_HD1080p30_web.png", "filename": "aquarius_ssd_timeCbar_flatmap_HD1080p30_web.png", "media_type": "Image", "alt_text": "Aquarius Sea Surface Density 2011 - 2015 Flat Map", "width": 320, "height": 180, "pixels": 57600 } }, { "id": 277203, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439640, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_flatmap_HD1080p30_thm.png", "filename": "aquarius_ssd_timeCbar_flatmap_HD1080p30_thm.png", "media_type": "Image", "alt_text": "Aquarius Sea Surface Density 2011 - 2015 Flat Map", "width": 80, "height": 40, "pixels": 3200 } }, { "id": 277199, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439634, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_flatmap_HD1080p30.mp4", "filename": "aquarius_ssd_timeCbar_flatmap_HD1080p30.mp4", "media_type": "Movie", "alt_text": "Aquarius Sea Surface Density 2011 - 2015 Flat Map", "width": 1920, "height": 1080, "pixels": 2073600 } }, { "id": 277204, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439641, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_flatmap_HD1080p30.webm", "filename": "aquarius_ssd_timeCbar_flatmap_HD1080p30.webm", "media_type": "Movie", "alt_text": "Aquarius Sea Surface Density 2011 - 2015 Flat Map", "width": 1920, "height": 1080, "pixels": 2073600 } }, { "id": 277205, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439642, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/frames/1920x1080_16x9_30p/flatmap/", "filename": "flatmap", "media_type": "Frames", "alt_text": "Aquarius Sea Surface Density 2011 - 2015 Flat Map", "width": 1920, "height": 1080, "pixels": 2073600 } }, { "id": 277206, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439643, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/frames/1920x1080_16x9_30p/flatmap_final/", "filename": "flatmap_final", "media_type": "Frames", "alt_text": "Aquarius Sea Surface Density 2011 - 2015 Flat Map", "width": 1920, "height": 1080, "pixels": 2073600 } }, { "id": 277197, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439638, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/frames/3840x2160_16x9_30p/flatmap_no_timeCbar_4k/", "filename": "flatmap_no_timeCbar_4k", "media_type": "Frames", "alt_text": "Aquarius Sea Surface Density 2011 - 2015 Flat Map", "width": 3840, "height": 2160, "pixels": 8294400 } }, { "id": 277198, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439639, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_flatmap_4k_2160p30.mp4", "filename": "aquarius_ssd_timeCbar_flatmap_4k_2160p30.mp4", "media_type": "Movie", "alt_text": "Aquarius Sea Surface Density 2011 - 2015 Flat Map", "width": 3840, "height": 2160, "pixels": 8294400 } }, { "id": 445541, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 1140227, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius-sea-surface-density-flat-map-2011---2015.hwshow/svs/db/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_flatmap_HD1080p30.mp4.hwshow", "filename": "aquarius_ssd_timeCbar_flatmap_HD1080p30.mp4.hwshow", "media_type": "HyperwallShow", "alt_text": "", "width": 0, "height": 0, "pixels": null } } ], "extra_data": {} }, { "id": 336569, "url": "https://svs.gsfc.nasa.gov/4357/#media_group_336569", "widget": "Video player", "title": "", "caption": "", "description": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "items": [ { "id": 277210, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439647, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_mollweide_HD1080p30_print.jpg", "filename": "aquarius_ssd_timeCbar_mollweide_HD1080p30_print.jpg", "media_type": "Image", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 1024, "height": 576, "pixels": 589824 } }, { "id": 277211, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439648, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_mollweide_HD1080p30_searchweb.png", "filename": "aquarius_ssd_timeCbar_mollweide_HD1080p30_searchweb.png", "media_type": "Image", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 320, "height": 180, "pixels": 57600 } }, { "id": 277212, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439649, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_mollweide_HD1080p30_web.png", "filename": "aquarius_ssd_timeCbar_mollweide_HD1080p30_web.png", "media_type": "Image", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 320, "height": 180, "pixels": 57600 } }, { "id": 277213, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439650, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_mollweide_HD1080p30_thm.png", "filename": "aquarius_ssd_timeCbar_mollweide_HD1080p30_thm.png", "media_type": "Image", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 80, "height": 40, "pixels": 3200 } }, { "id": 277208, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439645, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_mollweide_HD1080p30.mp4", "filename": "aquarius_ssd_timeCbar_mollweide_HD1080p30.mp4", "media_type": "Movie", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 1920, "height": 1080, "pixels": 2073600 } }, { "id": 277214, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439651, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_mollweide_HD1080p30.webm", "filename": "aquarius_ssd_timeCbar_mollweide_HD1080p30.webm", "media_type": "Movie", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 1920, "height": 1080, "pixels": 2073600 } }, { "id": 277215, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439652, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/frames/1920x1080_16x9_30p/mollweide_final/", "filename": "mollweide_final", "media_type": "Frames", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 1920, "height": 1080, "pixels": 2073600 } }, { "id": 277216, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439653, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/frames/1920x1080_16x9_30p/timeCbar_forMollwide/", "filename": "timeCbar_forMollwide", "media_type": "Frames", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 1920, "height": 1080, "pixels": 2073600 } }, { "id": 277217, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439654, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/frames/1920x1080_16x9_30p/mollweide/", "filename": "mollweide", "media_type": "Frames", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 1920, "height": 1080, "pixels": 2073600 } }, { "id": 277207, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439644, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/frames/3840x2160_16x9_30p/mollweide_projection_4k/", "filename": "mollweide_projection_4k", "media_type": "Frames", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 3840, "height": 2160, "pixels": 8294400 } }, { "id": 277209, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439646, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_mollweide_4k_2160p30.mp4", "filename": "aquarius_ssd_timeCbar_mollweide_4k_2160p30.mp4", "media_type": "Movie", "alt_text": "Aquarius Sea Surface 2011 - 2015 Mollweide Projection", "width": 3840, "height": 2160, "pixels": 8294400 } }, { "id": 445542, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 1140228, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/aquarius-sea-surface-density-mollweide-projection-2011---2015.hwshow/svs/db/vis/a000000/a004300/a004357/aquarius_ssd_timeCbar_mollweide_HD1080p30.mp4.hwshow", "filename": "aquarius_ssd_timeCbar_mollweide_HD1080p30.mp4.hwshow", "media_type": "HyperwallShow", "alt_text": "", "width": 0, "height": 0, "pixels": null } } ], "extra_data": {} }, { "id": 336570, "url": "https://svs.gsfc.nasa.gov/4357/#media_group_336570", "widget": "Single image", "title": "", "caption": "", "description": "Aquarius color bar showing the density from 1020 to 1030 (kg/m3), going from purple to green to red. ", "items": [ { "id": 277218, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439656, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/SCI_V4.0_density_colorscale_edited.png", "filename": "SCI_V4.0_density_colorscale_edited.png", "media_type": "Image", "alt_text": "Aquarius color bar showing the density from 1020 to 1030 (kg/m3), going from purple to green to red. ", "width": 612, "height": 124, "pixels": 75888 } }, { "id": 277219, "type": "media", "extra_data": null, "title": null, "caption": null, "instance": { "id": 439655, "url": "https://svs.gsfc.nasa.gov/vis/a000000/a004300/a004357/SCI_V4.0_density_colorscale_edited_print.jpg", "filename": "SCI_V4.0_density_colorscale_edited_print.jpg", "media_type": "Image", "alt_text": "Aquarius color bar showing the density from 1020 to 1030 (kg/m3), going from purple to green to red. ", "width": 1024, "height": 207, "pixels": 211968 } } ], "extra_data": {} } ], "studio": "svs", "funding_sources": [ "PAO" ], "credits": [ { "role": "Animator", "people": [ { "name": "Cheng Zhang", "employer": "USRA" }, { "name": "Horace Mitchell", "employer": "NASA/GSFC" } ] }, { "role": "Scientist", "people": [ { "name": "Gene Feldman", "employer": "NASA/GSFC" } ] } ], "missions": [], "series": [], "tapes": [], "papers": [], "datasets": [ { "name": "Sea Surface Salinity", "common_name": "SSS", "platform": "Aquarius", "sensor": "Microwave Radiometer", "type": "Observed Data", "organizations": [ "NASA" ], "description": "", "credit": "", "url": "", "date_range": null } ], "nasa_science_categories": [ "Earth" ], "keywords": [ "Hyperwall" ], "recommended_pages": [], "related": [], "sources": [], "products": [], "newer_versions": [], "older_versions": [], "alternate_versions": [] }