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The GOES-10 Overview UW-Madison Tim Schmit and Gary Wade Research Satellite Meteorologist NOAA/NESDIS/ORA(STAR) Advanced Satellite Products Branch (ASPB) Madison, WI and many, many others (eg, Cynthia Hampton, OSO) Cachoeira Paulista - São Paulo November, 2007
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GOES Constellation Operational GOES-11 (135W) GOES-12 (75W) GOES-13 (105W) On-orbit Storage GOES-10 (60W) South America Operational
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Geostationary Operational Environmental Satellite
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Imager
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GOES-10 Spectral Response Functions Sounder
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GOES-10 Sounder Launched April 25, 1997 July 27, 1998: Operational (replaced GOES-9) June 21, 2006 (replaced by GOES-11 as the operational western satellite) Summer of 2006 (1-min Imager data) during the satellite transit December 2006 (arrived at 60 West longitude)
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GOES-10 Sounder -- 1998
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Description:GOES-8/P Sounders 19 channels (18 Infrared; 1 Visible) Spatial resolution: ~ 10km Products include standard imagery and derived, Level-2 products
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GOES Sounder ProductOperational Use within the NWS Clear-sky Radiances Assimilation into NCEP operational regional & global NWP models over water Layer & Total Precipitable WaterAssimilation into NCEP operational regional & global NWP models; display and animation within NWS AWIPS for use by forecasters at NWS WFOs & National Centers in forecasting precipitation and severe weather Cloud-top retrievals (pressure, temperature, cloud amount) Assimilation into NCEP operational regional NWP models; display and animation within NWS AWIPS for use by forecasters at NWS WFOs; supplement to NWS/ASOS cloud measurements for generation of total cloud cover product at NWS/ASOS sites Surface skin temperatureImage display and animation within NWS AWIPS for use by forecasters at NWS WFOs Profiles of temp & moistureDisplay (SKEW-Ts) within NWS AWIPS for use by forecasters at NWS WFOs in forecasting precipitation and severe weather Atmospheric stability indicesImage display and animation within NWS AWIPS for use by forecasters at NWS WFOs in forecasting precipitation and severe weather Water Vapor WindsImage display and animation within NWS AWIPS for use by forecasters at NWS WFOs
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GOES-11/12 Spatial Coverage No routine Southern Hemispheric support from GOES-East or West
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GOES-10 Overview
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GOES-12/10 Sounder Routine Coverage Routine GOES-12 Sounder covers the Continental US and adjacent areas GOES-10 Sounder covers parts of the Southern Hemisphere T. Schmit ASPB
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GOES-12 Sounder The GOES-12 Sounder routinely scans Continental US and adjacent areas. This animation runs from 17:20 UTC to 23:20 UTC on January 5, 2007.
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GOES-10 Sounder The GOES-10 Sounder scans parts of the Southern Hemisphere. This animation runs from 17:31 UTC to 23:30 UTC on January 5, 2007.
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AGENDA GOES-10 Status GOES-10 Operations GOES-10 Special Operations GOES-10 OPS Committee Questions
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GOES-10 Status Spacecraft is operating nominally Operating at 60º W +/- 0.5º Imager and Sounder performance is nominal Engineers are closely monitoring spacecraft battery performance. –Weaken battery cells in older spacecraft Spacecraft Status: http://www.oso.noaa.gov/goesstatus/
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GOES-10 Status Spacecraft no longer has fuel to maintain inclination – Spacecraft inclination increases approximately 1º per year – Spacecraft is currently at 1.75º inclination –Image navigation can no longer be controlled on board the spacecraft above 2º inclination ~ September 2007
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Field of View
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GOES-12 and GOES-10
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GOES-12 Imager during RSO When the GOES-12 Imager is in Rapid Scan Operations, the region over South America is only scanned every 3 hours. This animation runs from 18:30 UTC to 23:02 UTC on January 5, 2007.
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GOES-10 Imager – Sample coverage Data from SSEC Data Center (animation) More information at: http://cimss.ssec.wisc.edu/goes/blog/2006/12/21/goes-10-southern-hemisphere-coverage
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Image Schedule Imager: 15-Minute Imager Frame Every 3 hours Full Disk http://www.ssd.noaa.gov/ps/sats/goes/ten
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GOES-10 Imager – Multi-band example Data from SSEC Data Center
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GOES Imager Bands GOES Imager Band Wavelength Range (μm) Central Wavelength (μm) Meteorological Objective 10.55 to 0.750.65 Cloud cover and surface features during the day 23.8 to 4.03.9Low cloud/fog and fire detection 3 6.5 to 7.0 5.8 to 7.3 6.75 (GOES-8/11) 6.48 (GOES-12/13) Upper-level water vapor 410.2 to 11.210.7Surface or cloud top temperature 511.5 to 12.512.0 (GOES-8/11) Surface or cloud top temperature and low- level water vapor 612.9 to 13.713.3 (GOES-12/13)CO 2 band: Cloud detection
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GOES-10 Sounder – Sample coverage Data from SSEC Data Center (animation) More information at: http://cimss.ssec.wisc.edu/goes/blog/2006/12/21/goes-10-southern-hemisphere-coverage
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GOES-10 Sounder – Multi-band example Data from SSEC Data Center
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GOES Sounder Sounder Band Central Wavelength (μm) GOES-13GOES-12GOES-11GOES-10GOES-9GOES-8SPEC (mW/(m 2 ·sr·cm -1 )) 114.700.320.770.670.711.161.760.66 214.400.250.610.51 0.801.210.58 314.100.230.450.370.410.560.980.54 413.900.180.390.360.410.460.740.45 513.400.180.34 0.360.450.680.44 612.700.0950.140.170.160.190.320.25 712.000.0860.11 0.090.130.200.16 811.000.100.110.140.120.090.130.16 99.700.110.140.130.100.110.160.33 107.400.0810.0990.090.070.08 0.16 117.000.0460.0590.060.040.050.070.12 126.500.0630.11 0.070.090.110.15 134.570.00610.00620.0060.0070.0080.0120.013 144.520.00640.00620.0070.0050.0070.0100.013 154.450.00550.00660.0060.0050.0060.0090.013 164.130.00300.00240.003 0.0040.008 173.980.00260.00220.0030.0020.0030.0040.008 183.700.00110.000940.001 0.0020.004
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Special Operations Station Keeping Maneuvers –East/West Maneuvers to keep spacecraft at longitudinal position 59.5 to 60.5 deg W –Maneuvers are performed approximately four times per year –Instruments have to be turned off to protect them from contamination –Maneuver and recovery operations takes approximately 6 hours.
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Special Operations Eclipse Season –Twice per year for 45 days: Centered on Equinox –Spacecraft design requires the turn off of instruments during daily eclipse period –No maneuvers are scheduled during this period Keep out Zone (KOZ) –Similar time period as Eclipse Season –Protects instruments from incident solar radiation on the detectors
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Patch Temperature Current GOES West Sounder at a patch Temperature of 92 K Current GOES West Sounder at a patch Temperature of 100 K
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GOES-10 Sounder House-Keeping Tony S. CIMSS Tim S. NOAA/NESDIS ASPB On Julian date 2007049 (February 18th) at 19:50 UTC NOAA/NESDIS OSO implemented a new schedule for the GOES-10 Sounder scans during house-keeping periods. This new schedule allows for continuous north-south coverage of South America (while making narrower scans). The previous schedule had spatial gaps between the hourly scans.
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Time period with no house-keeping outages GOES-10 Sounder (4 hour time window)
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Time period with no house-keeping outages GOES-10 Sounder (4 hour time window)
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Time period with house-keeping outages—before schedule change GOES-10 Sounder (4 hour time window)
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Time period with house-keeping outages—after schedule change
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Time period with house-keeping outages—before schedule change GOES-10 Sounder (4 hour time window)
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Time period with house-keeping outages—after schedule change
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GVAR SYSTEM “Downlink” (2.6 Mbps) “GVAR” (L-band) (2.11 Mbps) Users Satellite SOCC GVAR Local Ingest + Radiance conversion s/w Remap to various projections for the NWS (via the GINI and NOAAPort) Calibrate and Navigation Send scaled radiances via the GOES NWS XGOHI
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OPS Committee Committee to discuss GOES-10 operational changes –Participants from all communities make operational decisions (scheduling changes, notifications, product dissemination) Send information via email Meet via telecon at minimum twice/yr Information posted at: –http://www.ssd.noaa.gov/PS/SATS/GOES/TEN/
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NOAA Tech Memos GOES-11 GOES-12 –http://rammb.cira.colostate.edu/research/calib ration/goes_12_science_test_report.asp GOES-13 (#125)
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GOES Databooks http://goes.gsfc.nasa.gov/text/goes.databook.html http://goes.gsfc.nasa.gov/text/goes.databookn.html
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Half-size model of the GOES in the Air and Space Museum in Washington, DC
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GOES-10 Overview
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