UC Berkeley CYGNSS Level 3 Monthly RWAWC Watermask Version 3.1

Description

The CYGNSS Level 3 UC Berkeley Watermask Record Version 3.1 was developed by CYGNSS investigators in the Department of Civil and Environmental Engineering at the University of California, Berkeley. CYGNSS was launched on 15 December 2016, it is a NASA Earth System Science Pathfinder Mission that was launched with the purpose of collecting the first frequent space‐based measurements of surface wind speeds in the inner core of tropical cyclones. Originally made up of a constellation of eight micro-satellites, the observatories provide nearly gap-free Earth coverage using an orbital inclination of approximately 35° from the equator, with a mean (i.e., average) revisit time of seven hours and a median revisit time of three hours.

This dataset is derived from version 3.1 of the CYGNSS L1 SDR dataset (https://doi.org/10.5067/CYGNS-L1X31), and provides monthly binary inland surface water classification data at a 0.01-degree (~1x1 kilometer) resolution with a 1-month latency. This product, known as the UC Berkeley Random Walk Algorithm WaterMask from CYGNSS (Berkeley-RWAWC), generates water classification for a given location based on CYGNSS observations combined with a random walker algorithm. The watermask variable includes binary values indicating land (0), surface water (1), and no data/ocean (-99). The data product is archived in monthly files in netCDF-4 format and covers the period from August 2018 to present.

Resources

Name Format Description Link
5 https://search.earthdata.nasa.gov%2Fsearch%2Fgranules%3Fp%3DC2928282019-POCLOUD
5 https://doi.org/10.1109/TGRS.2015.2502245
5 148-0415-1_Level_3_Watermask_netCDF_Data_Dictionary.xlsx https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/cygnss/open/L3/docs/148-0415-1_Level_3_Watermask_netCDF_Data_Dictionary.xlsx
5 https://cygnss.engin.umich.edu%2F
5 https://journals.ametsoc.org%2Fdoi%2F10.1175%2FBAMS-D-14-00218.1
5 https://doi.org%2F10.1109%2FTGRS.2015.2502245
5 https://podaac.jpl.nasa.gov%2Fforum%2Fviewtopic.php%3Ff%3D16%26t%3D1261
5 https://cmr.earthdata.nasa.gov%2Fvirtual-directory%2Fcollections%2FC2928282019-POCLOUD
5 https://archive.podaac.earthdata.nasa.gov%2Fpodaac-ops-cumulus-docs%2Fcygnss%2Fopen%2FL1%2Fdocs%2Fatt_tables%2FAttitude_Table_FM_1.txt
5 https://archive.podaac.earthdata.nasa.gov%2Fpodaac-ops-cumulus-docs%2Fcygnss%2Fopen%2FL1%2Fdocs%2Fatt_tables%2FAttitude_Table_FM_2.txt
5 https://archive.podaac.earthdata.nasa.gov%2Fpodaac-ops-cumulus-docs%2Fcygnss%2Fopen%2FL1%2Fdocs%2Fatt_tables%2FAttitude_Table_FM_3.txt
5 https://archive.podaac.earthdata.nasa.gov%2Fpodaac-ops-cumulus-docs%2Fcygnss%2Fopen%2FL1%2Fdocs%2Fatt_tables%2FAttitude_Table_FM_4.txt
5 https://archive.podaac.earthdata.nasa.gov%2Fpodaac-ops-cumulus-docs%2Fcygnss%2Fopen%2FL1%2Fdocs%2Fatt_tables%2FAttitude_Table_FM_5.txt
5 https://archive.podaac.earthdata.nasa.gov%2Fpodaac-ops-cumulus-docs%2Fcygnss%2Fopen%2FL1%2Fdocs%2Fatt_tables%2FAttitude_Table_FM_6.txt
5 https://archive.podaac.earthdata.nasa.gov%2Fpodaac-ops-cumulus-docs%2Fcygnss%2Fopen%2FL1%2Fdocs%2Fatt_tables%2FAttitude_Table_FM_7.txt
5 https://archive.podaac.earthdata.nasa.gov%2Fpodaac-ops-cumulus-docs%2Fcygnss%2Fopen%2FL1%2Fdocs%2Fatt_tables%2FAttitude_Table_FM_8.txt
5 https://doi.org%2F10.3998%2Fmpub.12741920
5 https://doi.org%2F10.1029%2F2019GL085134
5 https://doi.org%2F10.1029%2F2020GB006890
5 https://doi.org%2F10.1029%2F2024WR037060
5 https://podaac.jpl.nasa.gov%2FPodaac%2Fthumbnails%2FCYGNSS_L3_UC_BERKELEY_WATERMASK_V3.1.jpg
5 https://podaac.jpl.nasa.gov%2FCitingPODAAC
5 https://cygnss.engin.umich.edu%2Fwp-content%2Fuploads%2Fsites%2F534%2F2021%2F06%2FCYGNSS_Handbook_April2016.pdf
5 https://archive.podaac.earthdata.nasa.gov%2Fpodaac-ops-cumulus-docs%2Fcygnss%2Fopen%2FL3%2Fdocs%2F148-0415-1_Level_3_Watermask_netCDF_Data_Dictionary.xlsx
5 https://cygnss.engin.umich.edu/
5 https://journals.ametsoc.org/doi/10.1175/BAMS-D-14-00218.1
5 https://podaac.jpl.nasa.gov/forum/viewtopic.php?f=16&t=1261
5 https://cmr.earthdata.nasa.gov/virtual-directory/collections/C2928282019-POCLOUD
5 https://search.earthdata.nasa.gov/search/granules?p=C2928282019-POCLOUD
47 Attitude_Table_FM_1.txt https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/cygnss/open/L1/docs/att_tables/Attitude_Table_FM_1.txt
47 Attitude_Table_FM_2.txt https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/cygnss/open/L1/docs/att_tables/Attitude_Table_FM_2.txt
47 Attitude_Table_FM_3.txt https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/cygnss/open/L1/docs/att_tables/Attitude_Table_FM_3.txt
47 Attitude_Table_FM_4.txt https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/cygnss/open/L1/docs/att_tables/Attitude_Table_FM_4.txt
47 Attitude_Table_FM_6.txt https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/cygnss/open/L1/docs/att_tables/Attitude_Table_FM_6.txt
47 Attitude_Table_FM_8.txt https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/cygnss/open/L1/docs/att_tables/Attitude_Table_FM_8.txt
5 https://doi.org/10.3998/mpub.12741920
21 https://doi.org/10.1029/2019GL085134
21 https://doi.org/10.1029/2020GB006890
21 https://doi.org/10.1029/2024WR037060
22 CYGNSS_L3_UC_BERKELEY_WATERMASK_V3.1.jpg https://podaac.jpl.nasa.gov/Podaac/thumbnails/CYGNSS_L3_UC_BERKELEY_WATERMASK_V3.1.jpg
5 https://podaac.jpl.nasa.gov/CitingPODAAC
33 CYGNSS_Handbook_April2016.pdf https://cygnss.engin.umich.edu/wp-content/uploads/sites/534/2021/06/CYGNSS_Handbook_April2016.pdf
47 Attitude_Table_FM_5.txt https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/cygnss/open/L1/docs/att_tables/Attitude_Table_FM_5.txt
47 Attitude_Table_FM_7.txt https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/cygnss/open/L1/docs/att_tables/Attitude_Table_FM_7.txt
0 The metadata's original source. https://cmr.earthdata.nasa.gov/search/concepts/C2928282019-POCLOUD.iso19115

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  • earth-science-surface-water-terrestrial-hydrosphere-surface-water-processes-measurements

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