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VIIRS/SNPP Data Outages
Last Update: January 20, 2021
The following table outlines major data outage periods since the start of the SNPP mission.
| Year-Day |
Date |
Start Time (UTC) |
End Time (UTC) |
Comments |
| 2020-360 |
December 25, 2020 |
11:18 |
11:24 |
Maneuver, LDOPE confirmed |
| 2020-345 |
December 10, 2020 |
16:54 |
16:06 |
DMU - Outage just for C1, not C2 |
| 2020-008 |
January 08, 2020 |
16:48 |
17:00 |
Flight Software Update impact - per LDOPE 16:48 - 16:54 granules |
| 2020-008 |
January 08, 2020 |
15:18 |
15:48 |
Flight Software Update impact - per LDOPE 15:18 - 15:42 granules |
| 2020-006 |
January 06, 2020 |
15:12 |
15:24 |
LRM |
| 2019-341 |
December 07, 2019 |
19:54 |
20:00 |
LRM |
| 2019-304 |
October 31, 2019 |
14:54 |
15:00 |
Petulant Mode Impact - corrupt geolocation |
| 2019-304 |
October 31, 2019 |
13:18 |
14:12 |
Petulant Mode Impact - wrong DNB flag per LDOPE |
| 2019-304 |
October 31, 2019 |
11:36 |
12:30 |
Petulant Mode Impact - wrong DNB flag per LDOPE |
| 2019-304 |
October 31, 2019 |
09:54 |
10:54 |
Petulant Mode Impact - wrong DNB flag per LDOPE |
| 2019-304 |
October 31, 2019 |
07:48 |
09:12 |
Petulant Mode Impact; corrupt or wrong DNB per LDOPE |
| 2019-304 |
October 31, 2019 |
06:42 |
07:48 |
Outade due to Petulant Mode |
| 2019-304 |
October 31, 2019 |
06:36 |
06:42 |
Petulant Mode Impact - corrupt data per LDOPE |
| 2019-304 |
October 31, 2019 |
03:54 |
06:36 |
Outage due to Petulant Mode |
| 2019-304 |
October 31, 2019 |
03:48 |
03:54 |
Petulant Mode Impact - corrupt data per LDOPE |
| 2019-269 |
September 26, 2019 |
16:12 |
16:54 |
IAM |
| 2019-134 |
May 14, 2019 |
21:12 |
21:24 |
Maneuver |
| 2019-032 |
February 01, 2019 |
14:36 |
15:06 |
SC Outage for Pet Mode fix: 14:36-15:00 granules hidden |
| 2019-021 |
January 21, 2019 |
23:30 |
23:48 |
SyncLoss, 2330 bad DNB; 2336-2342 corrupt per LDOPE |
| 2019-021 |
January 21, 2019 |
21:48 |
22:48 |
SyncLoss, bad DNB (21:48 through 22:42) per LDOPE |
| 2019-021 |
January 21, 2019 |
17:06 |
21:06 |
SyncLoss, 1706-2012 lost, 2018 bad, 2024-2100 bad dnb per LDOPE |
| 2019-017 |
January 17, 2019 |
09:06 |
09:12 |
Maneuver |
| 2018-352 |
December 18, 2018 |
18:48 |
18:54 |
Maneuver |
| 2018-323 |
November 19, 2018 |
01:00 |
01:12 |
Maneuver |
| 2018-301 |
October 28, 2018 |
19:06 |
19:18 |
RMM |
| 2018-270 |
September 27, 2018 |
16:36 |
17:12 |
IAM |
| 2018-255 |
September 12, 2018 |
13:12 |
13:18 |
Maneuver, LDOPE confirmed |
| 2018-255 |
September 12, 2018 |
12:54 |
13:00 |
Maneuver, LDOPE confirmed |
| 2018-186 |
July 05, 2018 |
22:48 |
22:54 |
Maneuver |
| 2018-186 |
July 05, 2018 |
15:30 |
15:36 |
Maneuver, LDOPE confirmed |
| 2018-145 |
May 25, 2018 |
05:00 |
05:06 |
Maneuver |
| 2018-115 |
April 25, 2018 |
19:30 |
19:36 |
Maneuver |
| 2018-057 |
February 26, 2018 |
05:30 |
05:42 |
Maneuver, SBC LDOPE confirmed |
| 2018-044 |
February 13, 2018 |
09:42 |
12:47 |
s/c anomaly, SBC Lockup mode |
| 2018-029 |
January 29, 2018 |
20:06 |
20:12 |
s/c anomaly, LDOPE confirmed |
| 2018-029 |
January 29, 2018 |
18:24 |
19:12 |
s/c anomaly, LDOPE confirmed |
| 2018-029 |
January 29, 2018 |
16:24 |
18:24 |
s/c anomaly, confirmed |
| 2018-027 |
January 27, 2018 |
20:12 |
20:18 |
maneuver |
| 2017-363 |
December 29, 2017 |
09:12 |
09:18 |
maneuver |
| 2017-333 |
November 29, 2017 |
20:30 |
20:42 |
maneuver |
| 2017-272 |
September 29, 2017 |
13:06 |
22:30 |
s/c systems outage, LDOPE confirmed |
| 2017-271 |
September 28, 2017 |
17:00 |
17:36 |
IAM |
| 2017-239 |
August 27, 2017 |
22:00 |
22:06 |
SBC lockout, LDOPE confirmed |
| 2017-239 |
August 27, 2017 |
20:18 |
21:06 |
SBC lockout, LDOPE confirmed |
| 2017-239 |
August 27, 2017 |
18:06 |
20:18 |
SBC lockout, LDOPE confirmed |
| 2017-126 |
May 06, 2017 |
06:36 |
06:48 |
Maneuver |
| 2017-096 |
April 06, 2017 |
19:24 |
19:30 |
Maneuver |
| 2017-067 |
March 08, 2017 |
09:54 |
10:06 |
Maneuver, LDOPE confirmed |
| 2017-038 |
February 07, 2017 |
00:30 |
00:36 |
Maneuver |
| 2017-008 |
January 08, 2017 |
18:30 |
18:42 |
Maneuver |
| 2017-001 |
January 01, 2017 |
00:00 |
00:06 |
LSI |
| 2016-355 |
December 20, 2016 |
18:30 |
21:42 |
SBC Lock Up mode anomaly |
| 2016-345 |
December 10, 2016 |
07:36 |
07:42 |
Maneuver |
| 2016-315 |
November 10, 2016 |
20:36 |
20:42 |
Maneuver |
| 2016-273 |
September 29, 2016 |
17:24 |
19:12 |
IAM |
| 2016-226 |
August 13, 2016 |
18:06 |
23:54 |
Safe Mode, LDOPE confirmed |
| 2016-138 |
May 17, 2016 |
04:00 |
04:06 |
Maneuver |
| 2016-110 |
April 19, 2016 |
21:36 |
21:42 |
Outage - LDOPE confirmed |
| 2016-110 |
April 19, 2016 |
13:06 |
13:12 |
Outage - LDOPE confirmed |
| 2016-108 |
April 17, 2016 |
11:42 |
11:48 |
Outage - LDOPE confirmed |
| 2016-078 |
March 18, 2016 |
21:06 |
21:12 |
Outage - LDOPE confirmed |
| 2016-049 |
February 18, 2016 |
08:18 |
08:24 |
LRM |
| 2016-019 |
January 19, 2016 |
22:54 |
23:00 |
Outage - LDOPE confirmed |
| 2015-355 |
December 21, 2015 |
13:36 |
13:42 |
Outage - LDOPE confirmed |
| 2015-326 |
November 22, 2015 |
04:18 |
04:24 |
LRM |
| 2015-309 |
November 05, 2015 |
23:36 |
23:54 |
RMM |
| 2015-275 |
October 02, 2015 |
02:06 |
02:18 |
Svalbard outage |
| 2015-266 |
September 23, 2015 |
17:06 |
18:54 |
IAM |
| 2015-182 |
July 01, 2015 |
00:00 |
00:06 |
LSI |
| 2015-119 |
April 29, 2015 |
12:24 |
12:36 |
maneuver |
| 2015-089 |
March 30, 2015 |
16:48 |
16:54 |
Outage - LDOPE confirmed |
| 2015-060 |
March 01, 2015 |
00:30 |
00:42 |
maneuver |
| 2015-030 |
January 30, 2015 |
08:18 |
08:24 |
LCM |
| 2014-365 |
December 31, 2014 |
19:36 |
19:42 |
Outage - LDOPE confirmed |
| 2014-344 |
December 10, 2014 |
21:42 |
21:48 |
flight software upgrade |
| 2014-344 |
December 10, 2014 |
20:00 |
20:12 |
flight software upgrade |
| 2014-344 |
December 10, 2014 |
18:18 |
18:24 |
flight software upgrade |
| 2014-344 |
December 10, 2014 |
16:36 |
16:42 |
flight software upgrade |
| 2014-344 |
December 10, 2014 |
14:54 |
15:00 |
flight software upgrade |
| 2014-344 |
December 10, 2014 |
13:06 |
13:12 |
flight software upgrade |
| 2014-336 |
December 02, 2014 |
08:42 |
08:48 |
maneuver outage |
| 2014-316 |
November 12, 2014 |
17:12 |
19:36 |
IAM |
| 2014-307 |
November 03, 2014 |
01:06 |
01:12 |
Outage - LDOPE confirmed |
| 2014-288 |
October 15, 2014 |
17:36 |
20:06 |
IAM |
| 2014-282 |
October 09, 2014 |
22:48 |
23:00 |
Petulant Mode LDOPE confirmed |
| 2014-282 |
October 09, 2014 |
21:06 |
21:18 |
Petulant Mode LDOPE confirmed |
| 2014-282 |
October 09, 2014 |
17:18 |
19:30 |
Petulant Mode LDOPE confirmed |
| 2014-276 |
October 03, 2014 |
10:36 |
10:42 |
Bad RDR |
| 2014-273 |
September 30, 2014 |
06:54 |
07:00 |
Bad RDR |
| 2014-272 |
September 29, 2014 |
21:18 |
21:36 |
RMM |
| 2014-269 |
September 26, 2014 |
21:48 |
22:06 |
Petulant Mode |
| 2014-269 |
September 26, 2014 |
16:18 |
18:36 |
Petulant Mode |
| 2014-253 |
September 10, 2014 |
18:42 |
19:06 |
maneuver, LDOPE confirmed |
| 2014-211 - 2014-212 |
July 30, 2014 - July 31, 2014 |
21:48 |
00:00 |
IAM |
| 2014-211 |
July 30, 2014 |
18:30 |
19:00 |
VIIRS Lunar Calibration roll |
| 2014-130 |
May 10, 2014 |
13:12 |
13:18 |
Outage - LDOPE confirmed |
| 2014-100 |
April 10, 2014 |
20:48 |
21:00 |
LCM - LDOPE confirmed |
| 2014-071 |
March 12, 2014 |
01:12 |
01:18 |
Outage - LDOPE confirmed |
| 2014-041 |
February 10, 2014 |
05:30 |
05:36 |
Outage - LDOPE confirmed |
| 2014-035 |
February 04, 2014 |
23:12 |
23:24 |
Petulant mode |
| 2014-035 |
February 04, 2014 |
17:36 |
21:42 |
Petulant mode |
| 2014-021 |
January 21, 2014 |
19:36 |
19:54 |
RMM |
| 2014-011 |
January 11, 2014 |
10:00 |
10:06 |
Missing RDR |
| 2013-346 |
December 12, 2013 |
19:36 |
19:42 |
DAS Load impact |
| 2013-317 |
November 13, 2013 |
06:54 |
07:00 |
Outage - LDOPE confirmed |
| 2013-287 |
October 14, 2013 |
21:36 |
21:42 |
Outage - LDOPE confirmed |
| 2013-111 |
April 21, 2013 |
19:42 |
19:54 |
confirmed outage; |
| 2013-082 |
March 23, 2013 |
03:24 |
03:36 |
Maneuver outage - LDOPE confirmed |
| 2013-055 |
February 24, 2013 |
11:12 |
11:24 |
NPP Risk Mitigation Maneuver |
| 2013-022 |
January 22, 2013 |
12:12 |
12:18 |
confirmed LDOPE outage;VCST outage;Roll maneuver |
| 2012-358 |
December 23, 2012 |
14:48 |
15:12 |
confirmed LDOPE outage;VCST outage;Roll maneuver |
| 2012-349 |
December 14, 2012 |
04:06 |
04:18 |
Bad RDRs |
| 2012-328 |
November 23, 2012 |
21:10 |
21:30 |
confirmed LDOPE outage;VCST outage;Roll maneuver |
| 2012-328 |
November 23, 2012 |
01:18 |
01:30 |
Insufficient RDRs |
| 2012-327 |
November 22, 2012 |
23:42 |
23:54 |
Petulant Mode |
| 2012-327 |
November 22, 2012 |
16:30 |
22:06 |
Petulant Mode |
| 2012-299 |
October 25, 2012 |
06:54 |
07:00 |
Outage - LDOPE confirmed |
| 2012-273 |
September 29, 2012 |
13:48 |
13:56 |
IDPS TOC degraded |
| 2012-183 |
July 01, 2012 |
00:00 |
02:06 |
LSI |
| 2012-174 |
June 22, 2012 |
00:00 |
14:42 |
S/C CDP Reset - Safe Mode |
| 2012-173 - 2012-174 |
June 21, 2012 - June 22, 2012 |
18:00 |
00:00 |
S/C CDP Reset - Safe Mode |
| 2012-140 |
May 19, 2012 |
20:36 |
20:42 |
Bad RDR |
| 2012-123 |
May 02, 2012 |
10:18 |
10:24 |
confirmed LDOPE outage;VCST outage;Roll maneuver |
| 2012-107 |
April 16, 2012 |
13:24 |
13:30 |
LDOPE confirmed 9/14/17 |
| 2012-093 |
April 02, 2012 |
23:00 |
23:12 |
confirmed LDOPE outage;VCST outage;Roll maneuver |
| 2012-088 |
March 28, 2012 |
13:00 |
13:12 |
Bad RDR |
| 2012-088 |
March 28, 2012 |
11:30 |
11:36 |
Petulant Mode |
| 2012-088 |
March 28, 2012 |
09:42 |
10:00 |
Petulant Mode |
| 2012-088 |
March 28, 2012 |
08:12 |
09:42 |
Petulant Mode |
| 2012-088 |
March 28, 2012 |
04:06 |
08:12 |
Petulant Mode |
| 2012-084 - 2012-086 |
March 24, 2012 - March 26, 2012 |
10:00 |
18:00 |
S/C SCC |
| 2012-070 |
March 10, 2012 |
04:06 |
14:06 |
SBC lockout. Confirmed with LDOPE. |
| 2012-063 |
March 03, 2012 |
23:30 |
23:54 |
confirmed LDOPE outage;VCST outage;Roll maneuver |
| 2012-061 |
March 01, 2012 |
20:00 |
23:30 |
SVLBD line outage |
| 2012-060 |
February 29, 2012 |
18:54 |
20:18 |
no s/c diary |
| 2012-056 |
February 25, 2012 |
01:42 |
02:48 |
Unkown |
| 2012-053 |
February 22, 2012 |
15:18 |
15:24 |
LDOPE confirmed 9/14/17 |
| 2012-051 |
February 20, 2012 |
18:24 |
18:48 |
LDOPE confirmed 9/14/17 |
| 2012-050 |
February 19, 2012 |
15:00 |
15:12 |
Unknown |
| 2012-049 |
February 18, 2012 |
04:12 |
12:06 |
communications anomaly |
| 2012-042 |
February 11, 2012 |
04:42 |
09:00 |
BUS Error |
| 2012-034 |
February 03, 2012 |
05:54 |
06:24 |
LRC Maneuver |
| 2012-034 |
February 03, 2012 |
04:12 |
04:42 |
LRC Maneuver |
| 2012-034 |
February 03, 2012 |
03:06 |
03:12 |
IDPS fill-up |
| 2012-033 |
February 02, 2012 |
23:30 |
23:54 |
IDPS fill-up |
| 2012-033 |
February 02, 2012 |
23:12 |
23:18 |
IDPS fill-up |
| 2012-033 |
February 02, 2012 |
22:36 |
22:48 |
IDPS fill-up |
| 2012-033 |
February 02, 2012 |
22:12 |
22:18 |
IDPS fill-up |
| 2012-033 |
February 02, 2012 |
21:54 |
22:00 |
IDPS fill-up |
| 2012-033 |
February 02, 2012 |
20:24 |
21:36 |
IDPS fill-up |
| 2012-033 |
February 02, 2012 |
19:00 |
19:54 |
IDPS fill-up |
| 2012-033 |
February 02, 2012 |
09:30 |
10:00 |
IDPS fill-up |
| 2012-033 |
February 02, 2012 |
07:12 |
07:18 |
IDPS fill-up |
| 2012-030 |
January 30, 2012 |
18:48 |
19:06 |
NPP Collision Avoidance |
| 2012-027 |
January 27, 2012 |
22:24 |
22:42 |
IDPS fill-up |
| 2012-026 |
January 26, 2012 |
20:06 |
20:12 |
IDPS fill-up |
| 2012-024 |
January 24, 2012 |
09:06 |
09:24 |
problem with data s/c downlink |
| 2012-017 |
January 17, 2012 |
19:30 |
19:48 |
Station-Keeping Maneuver |
| 2012-012 |
January 12, 2012 |
13:48 |
14:06 |
Early Mission Outage |
| 2012-012 |
January 12, 2012 |
12:06 |
12:36 |
Early Mission Outage |
| 2012-004 |
January 04, 2012 |
08:40 |
09:00 |
LDOPE outage;VCST outage;Roll maneuver |
| 2012-002 |
January 02, 2012 |
00:00 |
20:12 |
Early Mission Outage |
| 2011-343 |
December 09, 2011 |
12:54 |
13:06 |
Early Mission Outage |
| 2011-343 |
December 09, 2011 |
11:06 |
11:30 |
Early Mission Outage |
| 2011-342 |
December 08, 2011 |
01:30 |
07:48 |
Early Mission Outage |
| 2011-329 - 2011-330 |
November 25, 2011 - November 26, 2011 |
16:36 |
19:30 |
Early Mission Outage |
| 2011-318 |
November 14, 2011 |
00:24 |
00:42 |
Early Mission Outage |
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