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MODIS Instrument Operations Team (IOT): Bryan Breen & Tony Salerno

PM1 FM1 MODIS SRCA (Aqua, Flight Model 1, Moderate Resolution Imaging Spectroradiometer, Spectroradiometric Calibration Assembly) Spectral Calibration Redesign Command Authorization Meeting (CAM) 2006/111. MODIS Instrument Operations Team (IOT): Bryan Breen & Tony Salerno. History.

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MODIS Instrument Operations Team (IOT): Bryan Breen & Tony Salerno

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  1. PM1 FM1 MODIS SRCA(Aqua, Flight Model 1, Moderate Resolution Imaging Spectroradiometer, Spectroradiometric Calibration Assembly)Spectral Calibration Redesign Command Authorization Meeting (CAM) 2006/111 MODIS Instrument Operations Team (IOT): Bryan Breen & Tony Salerno

  2. History • 2005/208 Future SRCA Activity Plan Published • The PM1 SRCA has two functional and stable 10W Lamps (of the original four) • Viable modes of “n*10W” operations: 10W and 20W • No more 30W • Reduced frequencies at Constant Current (CC) mode • Modify activities for no 30W sequences • Full Radiometric and Full Spatial - new ISC SCSes (simple) • Completed and in use • Full Spectral - use CP Macro 31 (complex) • Details of execution within FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  3. Description of Events • 2006/116-118 Executing New Spectral Calibration • Schedule SRCA Full Spectral Activities (Parts 1-4) • Load New ISC SCSes for SRCA Spectral Part 1 and Part 2 • Load New SRCA Spectral Part 1 Macro to MODIS CP • Observe SRCA Spectral Part 1 Activity Execution • Load New SRCA Spectral Part 2 Macro to MODIS CP • Observe SRCA Spectral Part 2 Activity Execution (Finish) • SRCA Spectral Part 3 and 4 Activity Execution (no change) • Load Empty (“no-op”) Macro to MODIS CP The following pages contain a step by step breakdown of the above listed events, separated into related groups of activities. Contingency procedures for all events are listed in the final table. FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  4. Schedule SRCA Full Spectral • Thursday, April 27, 2006 (DOY 2006/117) • 2006/117 11:55:00-11:55:16 MCL MOD_SRCA_SETUP_L1_L4_L5_CC.1 • SRCA setup activity using lamps 1, 4, and 5, and in constant current feedback mode • 2005/117 11:56:40-12:48:21 MCL MOD_OA22_SRCA_FULL_SPECT_1.2 • OA-22: SRCA Full Spectral Calibration Part 1 (20W) • 2005/117 17:09:52-17:44:23 MCL MOD_OA22_SRCA_FULL_SPECT_2.2 • OA-22: SRCA Full Spectral Calibration Part 2 (20W) • 2006/117 18:30:00-18:30:16 MCL MOD_SRCA_SETUP_L1_L4_L5_CC.1 • SRCA setup activity using lamps 1, 4, and 5, and in constant current feedback mode • 2005/117 18:32:18-19:23:18 MCL MOD_OA22_SRCA_FULL_SPECT_3.1 • OA-22: SRCA Full Spectral Calibration Part 3 (10W) • 2005/117 20:25:54-21:03:54 MCL MOD_OA22_SRCA_FULL_SPECT_4.1 • OA-22: SRCA Full Spectral Calibration Part 4 (10W) FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  5. Load New ISC SCSes • FSW Engineer to execute • Load New ISC SCSes (with Inhibit ID 63) for SRCA Spectral Part 1 and Part 2 • Referenced loads delivered in CM on 2006/087 • Part 1 = ISC SCS 76 • Old = Call MODIS CP Macro 18 • New = Call MODIS CP Macro 31, Set ISC Inhibit 63 • Part 2 = ISC SCS 77 • Old = Call MODIS CP Macro 19 • New = Call MODIS CP Macro 31 FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  6. Load Part 1 Macro • Load/Dump New SRCA Spectral Part 1 Macro to MODIS CP (15 partitions) • Referenced load delivered in CM on 2006/087 • May be performed in Step 2-x backup contacts • No CP/FR Event Messages Indicating Errors (see Appendix A) • MOD_SS_CP_LAST_EVENT • MOD_SS_FR_LAST_EVENT FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  7. Load Part 1 Macro (cont) • FSW Engineer to execute Step 3-4 • Do not execute until MODIS IOT verifies results of Step 3-3 • May be performed in Step 2-x or 3-x backup contacts FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  8. Observe Spectral Part 1 • Observe SRCA Spectral Part 1 Activity Execution • MCL SRCA Setup detailed validation - see Appendix B • MCL SRCA Spectral Part 1 End detailed validation - see Appendix C FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  9. Load Part 2 Macro • Load/Dump New SRCA Spectral Part 2 Macro to MODIS CP (26 partitions) • Referenced load delivered in CM on 2006/087 • No CP/FR Event Messages Indicating Errors (see Appendix A) • MOD_SS_CP_LAST_EVENT • MOD_SS_FR_LAST_EVENT FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  10. Load Part 2 Macro (cont) • FSW Engineer to execute Step 5-4 • Do not execute until MODIS IOT verifies results of Step 5-3 • May be performed in Step 5-x backup contacts FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  11. Observe Spectral Part 2 • Observe SRCA Spectral Part 2 Activity Execution/Completion • MCL SRCA Spectral Part 2 End detailed validation - see Appendix D • Calibration observation a plus – only need to verify in real time final telemetry states FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  12. Load Empty Macro • Load/Dump New Empty (“no-op”) Macro to MODIS CP (32 partitions) • Referenced load delivered in CM on 2006/087 • No CP/FR Event Messages Indicating Errors (see Appendix A) • MOD_SS_CP_LAST_EVENT • MOD_SS_FR_LAST_EVENT FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  13. Contingency Procedures FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  14. Activity Summary Multiple backup contacts scheduled to ensure steps are capable of being executed within constraining schedules of MCL activities. Contact execution variation possible as noted in previous slides. 1st Contact (2006/116 11:39:50-11:59:50) CR# 110-003 – Load New ISC SCSes FSW_ISC_LOAD_SCS(76,'PM1_SCS_ISC_76_MOD_OA22_SRCA_FULL_SPECT_1_V2',1,'Y') FSW_ISC_LOAD_SCS(77,'PM1_SCS_ISC_77_MOD_OA22_SRCA_FULL_SPECT_2_V2',1,'Y') FSW_ISC_SET_INHIBIT(63) 2nd Contact (2006/116 14:00:00-14:15:00) CR# 110-004 – Load Part 1 Macro MOD_MEM_PM_LOAD(‘PM1_MPR_MOD_111_CPM31_SR_SPEC_P1_20W’,475,’N’,’DISABLE’,1,15) MOD_MEM_PM_DUMP(‘MACRO_31’,475,0,0,1,15,0) - after load/dump is verified 3rd Contact (2006/116 16:12:37-16:21:53) CR# 110-005 – Clear ISC Inhibit 63 FSW_ISC_CLEAR_INHIBIT(63) 4th Contact (2006/117 11:52:56-12:05:49) – Observe Spectral Part 1 No procedures FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  15. Activity Summary (cont) 5th Contact (2006/117 12:27:00-12:48:20) – Observe Spectral Part 1 (cont) No procedures 6th Contact (2006/117 13:07:46-13:22:46) CR# 110-006 – Load Part 2 Macro MOD_MEM_PM_LOAD(‘PM1_MPR_MOD_111_CPM31_SR_SPEC_P2_20W’,804,’N’,’DISABLE’,1,26) MOD_MEM_PM_DUMP(‘MACRO_31’,804,0,0,1,26,0) - after load/dump is verified 7th Contact (2006/117 15:29:49-15:44:14) CR# 110-007 – Clear ISC Inhibit 63 FSW_ISC_CLEAR_INHIBIT(63) 8th Contact (2006/117 17:56:56-18:16:56) – Verify Spectral Part 2 End No procedures 9th Contact (2006/118 13:00:00-13:20:00) CR# 110-009 – Load Empty Macro MOD_MEM_PM_LOAD(‘PM1_MPR_MOD_111_CPM31_EMPTY’,1024,’N’,’DISABLE’,1,32) MOD_MEM_PM_DUMP(‘MACRO_31’,1024,0,0,1,32,0) FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  16. Current Status • Aqua (FM1) MODIS Configuration • B-Side Science Mode (All B-Side Components (PS2, CPB, FRB, SRB, etc…)) • B-side BB powered and maintained at 285K • CPB loaded with CP07 to Safe Mode - No FR OFF Command (1 patch) • CPB Macro 31 Empty (1024 “no-op” commands) • CFPA Heater: SMIR @ 83K • SRCA Lamps Status • Functional: 10W#1, 10W#4, 1W#1, 1W#2 • Non-Functional: 10W#2, 10W#3 FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  17. Summary of Constraints • Need S/C to be in “nominal mode” for all activities • Before DOY 2006/117 MCL approval • The 2 new SCSes must be loaded and… • The First Macro 31 load (“Load 1”) • Must be loaded, dumped, verified, and inhibit cleared • Load 2 window • Between SRCA Spectral Part 1 End and Part 2 Begin • Must be loaded, dumped, verified, and inhibit cleared • Failure results in Spectral Parts 2-4 not executing • Later “home” and “off” contingencies will be necessary FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  18. Post Activity Status • Aqua (FM1) MODIS Configuration • B-Side Science Mode (All B-Side Components (PS2, CPB, FRB, SRB, etc…)) • B-side BB powered and maintained at 285K • CPB loaded with CP07 to Safe Mode - No FR OFF Command (1 patch) • CPB Macro 31 Empty (1024 “no-op” commands) • CFPA Heater: SMIR @ 83K • SRCA Lamps Status • Functional: 10W#1, 10W#4, 1W#1, 1W#2 • Non-Functional: 10W#2, 10W#3 FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  19. Required Products All nominal procedures have been used extensively on orbit. FSW_ISC_LOAD_SCS FSW_ISC_SET_INHIBIT FSW_ISC_CLEAR_INHIBIT MOD_MEM_PM_LOAD MOD_MEM_PM_DUMP All nominal loads have been inspected, approved, and delivered by CM. PM1_SCS_ISC_76_MOD_OA22_SRCA_FULL_SPECT_1_V2 (1 partition) PM1_SCS_ISC_77_MOD_OA22_SRCA_FULL_SPECT_2_V2 (1 partition) PM1_MPR_MOD_111_CPM31_SR_SPEC_P1_20W (15 partitions) PM1_MPR_MOD_111_CPM31_SR_SPEC_P2_20W (26 partitions) PM1_MPR_MOD_111_CPM31_EMPTY (32 partitions) FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  20. Contingency Products All contingency procedures have been tested/used on orbit. FSW_ISC_SET_INHIBIT MOD_HALT_MACRO MOD_MEM_HALT MOD_SRCA_HOME MOD_SRCA_PM_OFF FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  21. Analysis Requirements • Real-time plots, tables, and pages will be analyzed • Required to determine successful CP Macro Load/Dump • Required to determine correct SRCA Spectral Activity start/end • Historical plots and tables will be analyzed • “OPS”, “RBD”, and “EPDS” history data will be collected after the contacts • Required to determine complete SRCA Spectral Activity performance • Details of telemetry to observe outlined in Appendices A-D FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  22. Contingency Operations • Loads/Dumps may be repeated if non-critical anomaly occurs • No/Zero “delta-checksums” for ISC SCS Loads • MODIS Loads are non-destructive • Out Of Limit Observations on MODIS Telemetry • Red OOL • Halt activity operations • execute standard RL Response sequence • Yellow OOL • None anticipated • Query MODIS IOT for direction • Continuance based on particular OOL FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  23. Contingency Ops (cont) • Macro Halted or Incomplete Part of Calibration • The SRCA may be left out of its “home” and off state • The MOD_SRCA_HOME procedure requires careful planning for its parameters. • Extensive detail available inside the procedure’s preamble comments • consult its directions prior to usage FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  24. Appendix A Control Processor (CP) and Formatter (FR) error messages related to memory loads and dumps: • MOD_SS_CP_LAST_EVENT messages signaling problems • During a LOAD • xx01, xx03, xx06, xx07, xx08, xx09, xx0A, xx0B • During a DUMP • xx02, xx03, xx04, xx05, xx0B • MOD_SS_FR_LAST_EVENT messages signaling problems • During a LOAD • xx01, xx03, xx05, xx06, xx07, xx09, xx0A • During a DUMP • xx02, xx03, xx04, xx08, xx0A FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  25. Appendix B FM1 SRCA Configuration after scheduled MCL setup • MOD_SRCA_SETUP_L1_L4_L5_CC • Use Lamps 1, 4, and 5 in Constant Current mode • 10W #1, 10W #4, 1W #1, respectively MOD_CR_SR_B_ON = ON MOD_CR_SR_SISFB_RAD = CURRENT MOD_CS_SR_USE_L10WX1 = 8 (b1000) MOD_CS_SR_USE_L10WX2 = 9 (b1001) MOD_CS_SR_USE_L1WX1 = 2 (b10) MOD_CS_SR_LAMPS = OFF (b00) MOD_CR_SR_IR_SRC_OFF = OFF MOD_CR_SR_SISHTR_OFF = OFF MOD_CR_SR_L_SHDN_ENA = ENABLED MOD_CR_SR_SLIT_HOMEB = HOME MOD_CS_SR_SLIT_STEP = 24 MOD_CR_SR_WHL_HOMEB = HOME MOD_CS_SR_SRCWH_STEP = 20 MOD_CR_SR_GRAT_FH_B = HOME MOD_CR_SR_GRAT_CH_B = HOME MOD_CS_SR_GRAT_STEP = 0 MOD_CR_SR_LAMPS_LOW = HIGH FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  26. Appendix C FM1 SRCA Configuration after scheduled MCL SRCA Full Spectral Calibration Part 1 • MOD_OA22_SRCA_FULL_SPECT_1 • Calls new SCS 76 which calls CP Macro 31 Load 1 • Sets ISC SCS Inhibit ID 63 MOD_CR_SR_B_ON = ON MOD_CR_SR_SISFB_RAD = CURRENT MOD_CS_SR_USE_L10WX1 = 8 (b1000) MOD_CS_SR_USE_L10WX2 = 9 (b1001) MOD_CS_SR_USE_L1WX1 = 2 (b10) MOD_CS_SR_LAMPS = OFF (b00) MOD_CR_SR_IR_SRC_OFF = OFF MOD_CR_SR_SISHTR_OFF = ON MOD_CR_SR_L_SHDN_ENA = ENABLED MOD_CR_SR_SLIT_HOMEB = NOT_HOME MOD_CS_SR_SLIT_STEP = 48 MOD_CR_SR_WHL_HOMEB = NOT_HOME MOD_CS_SR_SRCWH_STEP = 60 MOD_CR_SR_GRAT_FH_B = NOT_HOME MOD_CR_SR_GRAT_CH_B = NOT_HOME MOD_CS_SR_GRAT_STEP = 32112 MOD_CR_SR_LAMPS_LOW = HIGH FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

  27. Appendix D FM1 SRCA Configuration after scheduled MCL SRCA Full Spectral Calibration Part 2 (also nominal “off”) • MOD_OA22_SRCA_FULL_SPECT_2 • Calls new SCS 77 which calls CP Macro 31 Load 2 MOD_CR_SR_B_ON = OFF MOD_CR_SR_SISFB_RAD = CURRENT MOD_CS_SR_USE_L10WX1 = 8 (b1000) MOD_CS_SR_USE_L10WX2 = 9 (b1001) MOD_CS_SR_USE_L1WX1 = 2 (b10) MOD_CS_SR_LAMPS = OFF (b00) MOD_CR_SR_IR_SRC_OFF = OFF MOD_CR_SR_SISHTR_OFF = OFF MOD_CR_SR_L_SHDN_ENA = ENABLED MOD_CR_SR_SLIT_HOMEB = HOME MOD_CS_SR_SLIT_STEP = 24 MOD_CR_SR_WHL_HOMEB = HOME MOD_CS_SR_SRCWH_STEP = 20 MOD_CR_SR_GRAT_FH_B = HOME MOD_CR_SR_GRAT_CH_B = HOME MOD_CS_SR_GRAT_STEP = 0 MOD_CR_SR_LAMPS_LOW = HIGH FM1 MODIS ("PM1") SRCA Spectral Calibration Redesign CAM (Rev 2)

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