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Solar flares from active region 5285
C10
M5
X0
LargestM3.61988-12-28
Span13 days
Flares by day
1
1
3
3
4
2
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1988-12-18 | 06:07 | – | 19 | C3.0 | N20E90 | 5285 |
| 1988-12-19 | 18:43 | 18:48 | 46 | M1.2 | N21E68 | 5285 |
| 1988-12-20 | 08:56 | 09:03 | 27 | M1.0 | N21E58 | 5285 |
| 1988-12-20 | 21:46 | 21:49 | 15 | C4.5 | N20E55 | 5285 |
| 1988-12-20 | 22:59 | 23:00 | 17 | C4.2 | N23E51 | 5285 |
| 1988-12-27 | 05:30 | 05:31 | 12 | M1.3 | N20W35 | 5285 |
| 1988-12-27 | 13:58 | 13:59 | 14 | C4.9 | N20W39 | 5285 |
| 1988-12-27 | 17:09 | 17:27 | 52 | C4.8 | N21W36 | 5285 |
| 1988-12-28 | 05:33 | 05:44 | 40 | C6.6 | N20W48 | 5285 |
| 1988-12-28 | 07:26 | 07:30 | 36 | C8.8 | N21W41 | 5285 |
| 1988-12-28 | 12:18 | 12:21 | 56 | M2.2 | N20W50 | 5285 |
| 1988-12-28 | 23:42 | 23:43 | 16 | M3.6 | N21W58 | 5285 |
| 1988-12-29 | 04:10 | 04:16 | 13 | C5.6 | N23W57 | 5285 |
| 1988-12-29 | 18:19 | 18:26 | 20 | C4.4 | N21W69 | 5285 |
| 1988-12-30 | 16:49 | 16:50 | 6 | C1.5 | N21W81 | 5285 |
All times UTC. Until June 2017 classes are NOAA's reports of the time (GOES-15 and earlier included a 0.7 scaling factor); later classes come from calibrated GOES-16/18 data, so the same flare reads about 1.4× larger. Do not compare the two periods directly.
About this page
NOAA active region 5285 produced 15 C+ flares between 1988-12-18 and 1988-12-30.