NOAA Office of Satellite and Product Operations

Please Note:  

Update 7/10/2020: GOES-15 supplemental operations will begin on Sunday, August 9, 2020 at 0000 UTC and continue through Thursday, September 3, 2020 1600 UTC. See notification for more details.

To view imagery from the operational GOES East (GOES-16) and GOES West (GOES-17) satellites, users may visit https://www.star.nesdis.noaa.gov/goes/.

NOAA 19 SBUV Subsystem Summary

Component Description Status
CALIBRATORSolar Backscatter Ultraviolet Spectral Radiometer - CalibratorGreen
CHOPPER MOTORSolar Backscatter Ultraviolet Spectral Radiometer - Chopper MotorGreen
DIFFUSERSolar Backscatter Ultraviolet Spectral Radiometer - DiffuserGreen
ELECTRONICSInstrument electronics suiteGreen
FLEX MEMORYFlex memory portion of the SBUV processorGreen
GRATING DRIVESolar Backscatter Ultraviolet Spectral Radiometer - Grating DriveGreen
OPTICSOptical sub component suiteGreen


Subsystem History:

Date Time Component Description
12/16/201515:47:51FLEX MEMORYLoad Flex 2 Segment 1 memory for words 0-11 using alternating values of 230NM and 360NM
12/15/201519:02:27FLEX MEMORYRestore previous configurationLoad 335nm to Channel 12 for the Flex 1 Segment 0
12/15/201515:55:58FLEX MEMORYLoad 331nm to Channel 12 for the Flex 1 Segment 0
11/18/201415:24:43FLEX MEMORYModify Flex 1 memory segment 0 position 11 to a GPOS value of -908, 335nm
10/15/201414:55:19FLEX MEMORYModify Flex 1 memory segment 0 position 11 to a GPOS value of -1020
10/15/201413:14:58FLEX MEMORYModify Flex 1 memory segment 0 position 11 to a GPOS value of -908
09/23/201415:38:56FLEX MEMORYModify Flex 1 memory segment 0 position 11 to a GPOS value of -1020; 343nm
09/23/201413:56:29FLEX MEMORYModify Flex 1 memory segment 0 position 11 to a GPOS value of -908, 335nm
09/17/201416:47:00 Add sequence of discrete solar measurements at Mg II wavelengths to SBUV routine operations; will execute daily on orbit 9, one minute after the Northern Hemisphere terminator crossing
09/17/2014 Remove solar measurment sweep mode sequence from SBUV routine operations
09/04/201415:40:57FLEX MEMORYModify Flex 1 memory segment 0 position 11 to a GPOS value of -1020
09/04/201413:56:45FLEX MEMORYModify Flex 1 memory segment 0 position 11 to a GPOS value of -908
08/13/201314:11:41FLEX MEMORYChange Channel 12 wavelength to 343 nm (GPOS -1020)
06/25/201317:43:29 Change Channel 12 wavelength to 340 nm (GPOS -976)
06/25/201313:00:27 Change Channel 12 wavelength to 343 nm (GPOS -1020)
12/06/201121:25:16GRATING DRIVEGrating Position 12 set to GPOS -976
12/06/201114:48:12GRATING DRIVEGrating Position 12 set to GPOS -1020
10/11/201121:10:47GRATING DRIVEModifying Flex 1, Segment 0, Position B to GPOS -976 (nominal value)
10/11/201114:33:23GRATING DRIVEModifying Flex 1, Segment 0, Position B to GPOS -972
09/19/201121:46:36GRATING DRIVEUploading Giant-Step procedure to Spare Flex 2 Memory
09/19/201120:03:02GRATING DRIVEModifying Position B to GPOS= = -976 (nominal)
09/19/201113:26:05GRATING DRIVEModifying Position B to GPOS= = -980
06/27/201112:00:00DIFFUSERGrating Postion 12 is no longer consistently reaching its programmed location (nominally -976) - 1-2 count out of positioning is occurring.
09/14/201015:36:54FLEX MEMORYSets word 14 of segment 1 to 912 (200.0 nm)
09/14/201015:36:02FLEX MEMORYSets word 14 of sement 0 to -1524 (378.6 nm)
04/09/201014:20:16DIFFUSERThe daily Discrete Solar calibration moved the Diffuser following the opening of the Lamp Door. The Diffuser is now operating nominally.
04/09/201014:18:38CALIBRATORThe SBUV Calibration Lamp Door was successfully opened. Commanding of the mechanism will be removed from the daily stored command tables until a better understanding of the anomaly is assessed.
04/09/201014:18:37CALIBRATORSBUV Lamp Door to Open
04/09/201014:18:04CALIBRATORSBUV Lamp Door to Close
04/08/201021:06:31 SBUV Lamp Door to Open - Commanding failed, Door still closed
04/07/201006:54:00DIFFUSERThe SBUV Diffuser failed to open following the Wavelength Calibration on 4/7/2010 at 06:16-06:54 UTC. No Earth View Data available after this point in time.
04/07/201006:54:00CALIBRATORThe SBUV Lamp Door failed to open following the Wavelength Calibration on 4/7/2010 at 06:16-06:54 UTC. No Earth View Data available after this point in time.
07/20/200920:46:51FLEX MEMORYLoad Mg II Wavelengths to SBUV Flex 1 Segment 1 Memory Words 11-14
07/20/200919:02:32FLEX MEMORYLoad Mg II Wavelengths to SBUV Flex 1 Segment 1 Memory Words 0-10
06/25/200918:10:28 SBUV Range 3 To Anode
06/24/200918:15:22 SBUV Range 3 To Cathode
02/23/200913:57:00OPTICSSBUV Lamp Assembly ON
02/20/200916:11:00ELECTRONICSSBUV Range 3 Anode Mode Selected
02/13/200917:25:00ELECTRONICSSBUV Initial Power ON sequence
02/13/200917:25:00CALIBRATORSBUV Initial Power ON sequence
02/13/200917:25:00CHOPPER MOTORSBUV Initial Power ON sequence
02/13/200917:25:00DIFFUSERSBUV Initial Power ON sequence
02/13/200917:25:00FLEX MEMORYSBUV Initial Power ON sequence
02/13/200917:25:00GRATING DRIVESBUV Initial Power ON sequence
02/13/200917:25:00OPTICSSBUV Initial Power ON sequence
02/13/200917:25:00ELECTRONICSSBUV High Voltage ON