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Instrument Operations

SMAP On-Orbit Events List for Instrument Data Users

Adam Freedman, Custodian

Date Time start Time end DOY Orbit # Description Instrument Power SAR TX LUT Attitude Calibration Data Quality
3/31/15 16:25 18:14 090 866.0 Instrument powered on, Tx enabled, Timing test LUT, radiometer high-rate data collection for 3 days X X X
4/3/15 16:30 approx 093 908.0 SAR transmit disabled, LUT 38 RAD test, begin RFI survey, RFI-survey Science LUT X X X
4/6/15 096 Radiometer bake out for 4 days (DOYs 096-100) X X
4/10/15 20:16 100 1013.5 Nadir bias adjustment X
4/13/15 17:10 103 1055.5 SAR transmit enabled after RFI survey X X
4/13/15 18:39 103 1056.0 ALT1 Science LUT activated, index 9 X
4/14/15 16:48 104 1069.5 ATC set point reduced from 1.0 to 0.1 degree X
4/16/15 17:10 17:35 106 1099.0 Orbit trim maneuver (OTM) #1 (17:20:00) X
4/16/15 20:39 106 1101.5 Timing Test LUT X
4/17/15 20:28 107 1116.0 Re-activated ALT1 Science LUT X
4/17/15 20:29 107 1116.0 Radiometer begins 3 days of continuous high-rate data collection X X
4/20/15 20:38 110 1159.5 Radiometer high-rate collection ends X X
4/22/15 22:25 112 1190.0 Activated Timing Test LUT X
4/23/15 16:58 113 1201.5 Cold Sky Calibration, 110 degrees X X
4/23/15 19:12 113 1203.0 Nadir bias adjustment X X
4/24/15 16:26 114 1215.5 Activate ALT1 Science LUT with freq index 5 X
4/29/15 17:05 17:13 119 1289.5 Activated N&S_AMERICA LUT X
5/4/15 20:56 21:04 124 1365.0 Activated ALL_LAND LUT X
5/6/15 126 Eclipse season begins X
5/12/15 9:58 132 1475.0 SMAP enters safe mode (instruments off) X
5/14/15 16:25 18:13 134 1509.5 Instruments turned back on X X X
5/27/15 15:01 15:29 147 1697.5 Cold Sky Calibration, 110 degrees (15:10-15:16) X X
6/1/15 21:12:24 152 1774.5 Small LUT-sync offset of 6 seconds X
6/15/15 18:13:30 18:15:38 166 1977.5 SAR transmit disabled, SAR RF/HPA powered down for FSW upgrade X X X X
6/16/15 13:46 167 1989.0 Radiometer powered down; Radar dig/synth powered off X
6/17/15 20:17 168 2008.0 Radiometer powered on X
6/17/15 21:51:30 168 2009.0 SAR transmit enabled X X X
6/22/15 09:23 10:04 173 2074.5 Cold Sky Calibration, 180 degrees (09:38-09:48) [Amazon] X X
6/22/15 173 Maximum eclipse X
6/30/15 14:36 15:04 181 2194.5 Cold Sky Calibration, 110 degrees (14:45-14:51) X X
7/7/15 16:52 17:00 188 2298.5 Activate Atlantic Hurricane LUT with rev_end and hstart/hstop corrections X
7/7/15 21:16:12 188 2301.0 HPA power-off anomaly; SAR TX ceases X X X X
7/9/15 19:48 19:55 190 2329.5 Anomaly testing (preceded by placing SAR in safe state) X X
7/13/15 15:44 17:25 194 2385.5-2386.5 Power cycle radar, radiometer in Diagnostic mode X X
7/13/15 19:48 194 2388.0 Radiometer reset to Science mode X X
7/14/15 16:21 19:36 195 2400.5-2402.5 Anomaly testing, RAD in diagnostic mode for this period X X
7/16/15 17:26 17:29 197 2430.0 Anomaly testing, RAD in diagnostic mode for this period X X
7/23/15 21:01 22:45 204 2535.0-2536.0 Anomaly testing, RAD in diagnostic mode for this period X X
7/28/15 16:35 00:04 209-210 2605.0-2609.5 Anomaly testing, RAD in diagnostic mode for this period X X
7/29/15 19:01:13 210 2621.5 Radar Receive-mode operation enabled X X
7/30/15 16:58 17:24 211 2635.0 Orbit Trim Maneuver (OTM) #2 (17:07:57) X
8/4/15 14:49 15:16 216 2706.5 Cold Sky Calibration, 110 degrees (14:58-15:04) X X
8/4/15 216 Eclipse season ends X
8/6/15 17:25 218 2737.5 Bad block table updated X
8/11/15 21:14 223 2813.0 Radiometer begins continuous hi-rate data collection X X
8/19/15 23:40 231 2931.5 Bad block table updated (2 SAR, 1 RAD BBs) X
8/20/15 17:41 17:49 232 2942.0-2942.5 New LUT with freq index 6 and constant PRI activated (LOAD_LUT_AH2NPR_G150810210248_ALTFR6.bin) X X
8/20/15 17:50 232 2942.5 SAR hi-res cross-pol set to VH X
8/24/15 17:01 23:11 236 3000.5-3004.0 ~6 hour thermal test of powered HPA, RAD in diagnostic X X
8/24/15 23:15 236 3004.0 Rad reset, WDT enabled, continuous hi-rate data collection X
9/7/15 17:23 17:51 250 3205.5 Cold Sky Calibration, 110 degrees (17:32-17:38); rad returned to LUT control of high-rate data collection X X
9/8/15 18:01 251 3220.5 Radiometer returned to high-rate data collection X
9/13/15 ~07:00 256 Partial solar eclipse X
10/7/15 17:50 18:17 280 3644.5 Cold Sky Calibration, 110 degrees (17:59-18:05). Rad remains in high-rate data collection mode. X X
10/9/15 22:15 282 3676.0 Bad block table updated (5 SAR, 1 RAD BBs) X
10/12/15 12:54 285 Sun at minimum beta angle of 3.73 degrees X
10/28/15 17:37 17:43 301 3951.5 HPA power cycling X X
11/06/15 02:50 03:17 310 4074.0 Cold Sky Calibration, 110 degrees (02:59-03:05) X X
11/24/15 328 AUTO correction of bad block table begins operation X
12/06/15 13:57 14:24 340 4519.5 Cold Sky Calibration, 110 degrees (14:06-14:12). X X
12/15/15 06:06:09 349 4646.5 SMAP enters SAFE-RWA mode due to FSW reset (instruments off) X
12/17/15 18:49 18:54 351 4683.5 Radar and Radiometer Powered on X X
12/17/15 19:36 19:39 351 4684.0 Radar placed in receive-only mode X X
01/05/16 03:45 04:13 005 4952.0 Cold Sky Calibration, 110 degrees (03:54-04:00). X X
01/07/16 18:23 18:49 007 4990.0-4990.5 Orbit Trim Maneuver (OTM) #3 (18:33:23) X
01/16/16 09:23 10:03 016 5116.5 Cold Sky Calibration, 180 degrees (09:37-09:47) [Amazon] X X
02/04/16 14:48 15:15 035 5397.5 Cold Sky Calibration, 110 degrees (14:56-15:03). X X
02/29/16 060 Minimum +Y to sun angle of 2.6 degrees X
03/06/16 17:14 17:41 066 5852.5 Cold Sky Calibration, 110 degrees (17:23-17:29). X X
03/09/16 069 Total solar eclipse X
04/12/16 16:59 17:27 103 6393.5 Cold Sky Calibration, 110 degrees (17:08-17:14). X X
04/26/16 117 6589.5,6590.5 Lost X-band due to Sentinel 1b launch tracking X
04/30/16 05:03:31 121 6649.5 SMAP enters SAFE-RWA mode due to FSW reset (instruments off) X
05/02/16 18:38:18 123 6687.0 Radiometer powered on X X
05/02/16 19:26:29 123 6687.5 SAR in receive mode X X
05/07/16 128 Eclipse season begins X
05/12/16 16:03 16:31 133 6831.5 Cold Sky Calibration, 110 degrees (16:12-16:18). X X
05/25/16 17:45 18:11 146 7022.5-7023.0 Orbit Trim Maneuver (OTM) #4 (17:55:31) X
06/10/16 14:11 14:38 162 7254.5 Cold Sky Calibration, 110 degrees (14:20-14:26). X X
06/20/16 172 Maximum eclipse X
07/10/16 14:36 15:04 192 7693.5 Cold Sky Calibration, 110 degrees (14:45-14:51). X X
08/04/16 217 Eclipse season ends X
08/10/16 15:38 16:06 223 8147.5 Cold Sky Calibration, 110 degrees (15:47-15:53). X X
09/01/16 245 Annular solar eclipse X
09/05/16 16:34 249 8528.5 Science data product collection ceases as part of DP memory mitigation X
09/05/16 19:01 19:03 249 8530.0 Instruments powered off in preparation for controlled FSW reset X
09/06/16 17:05 250 8543.0 Radiometer powered on X X
09/06/16 18:49 250 8544.5 SAR in receive mode X X
09/10/16 16:21 16:48 254 8601.5 Cold Sky Calibration, 110 degrees (16:30-16:36). X X
09/26/16 22:05 22:08 270 8839.0 Instruments powered off in preparation for FSW R4.3.1 installation and reset X
09/28/16 16:00 272 8864.5 Radiometer powered on X X
09/28/16 17:37 272 8865.5 SAR in receive mode X X
10/12/16 286 Sun at minimum beta angle of ~3.6 degrees X
10/12/16 18:03 18:31 286 9070.5 Cold Sky Calibration, 110 degrees (18:12-18:18). X X
10/14/16 15:46 16:11 288 9098.0-9098.5 RMM08 CARA Maneuver (Risk Mitigation Maneuver) X
11/03/16 18:12 18:37 308 9392.0-9392.5 Orbit Trim Maneuver (OTM) #5 (thruster: 18:21:39) X
11/12/16 03:36 04:04 317 9515.0 Cold Sky Calibration, 110 degrees (03:45-03:51). X X
12/12/16 14:48 15:15 347 9960.5 Cold Sky Calibration, 110 degrees (14:57-15:03) X X
12/20/16 355 Sun at maximum beta angle of ~15.5 degrees X
01/13/17 05:42 06:10 013 10423.0 Cold Sky Calibration, 110 degrees (05:51-05:57). X X
02/12/17 06:04 06:31 043 10862.0 Cold Sky Calibration, 110 degrees (06:13-06:19). X X
02/26/17 057 Annular solar eclipse X
02/28/17 059 Minimum +Y to sun angle of 2.7 degrees (TBC) X
03/14/17 16:59 17:26 073 11307.5 Cold Sky Calibration, 110 degrees (17:08-17:14) X X
03/15/17 15:59 074 11321.5 FSW 4.3.1 burn to NOR zone 1: Instruments off X
03/15/17 18:27 074 11323.0 FSW 4.3.1 burn to NOR zone 1: Radiometer powered on X X
03/15/17 19:14 074 11323.5 FSW 4.3.1 burn to NOR zone 1: SAR in receive mode X X
04/14/17 18:01 18:29 104 11761.5 Cold Sky Calibration, 110 degrees (18:10-18:16) X X
04/20/17 02:59 03:39 110 11840.0-11840.5 Cold Sky Calibration, 180 degrees (03:13-03:23) [Pacific] X X
05/07/17 127 Eclipse season begins X
06/08/17 18:02 18:28 159 12565.5-12566.0 Orbit Trim Maneuver (OTM) #6 (thruster:18:11:56) X
06/14/17 17:48 18:16 165 12653.5 Cold Sky Calibration, 110 degrees (17:57-18:04) X X
06/19/17 09:22 10:02 170 12721.5 Cold Sky Calibration, 180 degrees (09:36-09:46) [Amazon] X X
06/20/17 171 Maximum eclipse X

(c) 2015-2017 California Institute of Technology. Government sponsorship acknowledged.

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