NOAA Office of Satellite and Product Operations

NOAA 19 SBUV Subsystem Summary

Component Description Status
CALIBRATOR Solar Backscatter Ultraviolet Spectral Radiometer - Calibrator Green
CHOPPER MOTOR Solar Backscatter Ultraviolet Spectral Radiometer - Chopper Motor Green
DIFFUSER Solar Backscatter Ultraviolet Spectral Radiometer - Diffuser Green
ELECTRONICS Instrument electronics suite Green
FLEX MEMORY Flex memory portion of the SBUV processor Green
GRATING DRIVE Solar Backscatter Ultraviolet Spectral Radiometer - Grating Drive Green
OPTICS Optical sub component suite Green

Subsystem History:

Date Time Component Description
12/16/2015 15:47:51 FLEX MEMORY Load Flex 2 Segment 1 memory for words 0-11 using alternating values of 230NM and 360NM
12/15/2015 19:02:27 FLEX MEMORY Load 331nm to Channel 12 for the Flex 1 Segment 0
12/15/2015 15:55:58 FLEX MEMORY Restore previous configuration Load 335nm to Channel 12 for the Flex 1 Segment 0
11/18/2014 15:24:43 FLEX MEMORY Modify Flex 1 memory segment 0 position 11 to a GPOS value of -908, 335nm
10/15/2014 14:55:19 FLEX MEMORY Modify Flex 1 memory segment 0 position 11 to a GPOS value of -1020
10/15/2014 13:14:58 FLEX MEMORY Modify Flex 1 memory segment 0 position 11 to a GPOS value of -908
09/23/2014 15:38:56 FLEX MEMORY Modify Flex 1 memory segment 0 position 11 to a GPOS value of -1020; 343nm
09/23/2014 13:56:29 FLEX MEMORY Modify Flex 1 memory segment 0 position 11 to a GPOS value of -908, 335nm
09/17/2014 16:47   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
09/4/2014 15:40:57 FLEX MEMORY Modify Flex 1 memory segment 0 position 11 to a GPOS value of -1020
09/4/2014 13:56:45 FLEX MEMORY Modify Flex 1 memory segment 0 position 11 to a GPOS value of -908
08/13/2013 14:11:41 FLEX MEMORY Change Channel 12 wavelength to 343 nm (GPOS -1020)
06/25/2013 17:43:29   Change Channel 12 wavelength to 340 nm (GPOS -976)
06/25/2013 13:00:27   Change Channel 12 wavelength to 343 nm (GPOS -1020)
12/06/2011 21:25:16 GRATING DRIVE Grating Position 12 set to GPOS -976
12/06/2011 14:48:12 GRATING DRIVE Grating Position 12 set to GPOS -1020
10/11/2011 21:10:47 GRATING DRIVE Modifying Flex 1, Segment 0, Position B to GPOS -976 (nominal value)
10/11/2011 14:33:23 GRATING DRIVE Modifying Flex 1, Segment 0, Position B to GPOS -972
09/19/2011 21:46:36 GRATING DRIVE Uploading Giant-Step procedure to Spare Flex 2 Memory
09/19/2011 20:03:02 GRATING DRIVE Modifying Position B to GPOS= = -976 (nominal)
09/19/2011 13:26:05 GRATING DRIVE Modifying Position B to GPOS= = -980
06/27/2011 00:00:00 DIFFUSER Grating Postion 12 is no longer consistently reaching its programmed location (nominally -976) - 1-2 count out of positioning is occurring.
09/14/2010 15:36:54 FLEX MEMORY Sets word 14 of segment 1 to 912 (200.0 nm)
09/14/2010 15:36:02 FLEX MEMORY Sets word 14 of sement 0 to -1524 (378.6 nm)
04/09/2010 14:20:16 DIFFUSER The daily Discrete Solar calibration moved the Diffuser following the opening of the Lamp Door. The Diffuser is now operating nominally.
04/09/2010 14:18:38 CALIBRATOR The 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.
04/09/2010 14:18:37 CALIBRATOR SBUV Lamp Door to Open
04/09/2010 14:18:04 CALIBRATOR SBUV Lamp Door to Close
04/08/2010 21:06:31   SBUV Lamp Door to Open - Commanding failed, Door still closed
04/07/2010 06:54:00 CALIBRATOR The 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.
04/07/2010 06:54:00 DIFFUSER The 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.
07/20/2009 20:46:51 FLEX MEMORY Load Mg II Wavelengths to SBUV Flex 1 Segment 1 Memory Words 11-14
07/20/2009 19:02:32 FLEX MEMORY Load Mg II Wavelengths to SBUV Flex 1 Segment 1 Memory Words 0-10
06/25/2009 18:10:28   SBUV Range 3 To Anode
06/24/2009 18:15:22   SBUV Range 3 To Cathode
02/23/2009 13:57:00 OPTICS SBUV Lamp Assembly ON
02/20/2009 16:11:00 ELECTRONICS SBUV Range 3 Anode Mode Selected
02/13/2009 17:25:00 CALIBRATOR SBUV Initial Power ON sequence
02/13/2009 17:25:00 CHOPPER MOTOR SBUV Initial Power ON sequence
02/13/2009 17:25:00 DIFFUSER SBUV Initial Power ON sequence
02/13/2009 17:25:00 FLEX MEMORY SBUV Initial Power ON sequence
02/13/2009 17:25:00 GRATING DRIVE SBUV Initial Power ON sequence
02/13/2009 17:25:00 ELECTRONICS SBUV High Voltage ON
02/13/2009 17:25:00 ELECTRONICS SBUV Initial Power ON sequence
02/13/2009 17:25:00 OPTICS SBUV Initial Power ON sequence