Solar Flare WatchHome › Flare history › Region ranking
Solar flares from active region 5212
C31
M4
X0
LargestM4.91988-11-06
Span13 days
Flares by day
1
1
8
2
2
2
7
4
1
4
2
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1988-10-27 | 18:37 | 18:40 | 33 | M3.9 | S19E88 | 5212 |
| 1988-10-28 | 23:37 | 23:39 | 8 | C3.3 | S17E70 | 5212 |
| 1988-10-29 | 00:28 | 00:28 | 29 | C2.9 | S19E76 | 5212 |
| 1988-10-29 | 02:46 | 02:48 | 11 | C7.3 | S14E72 | 5212 |
| 1988-10-29 | 03:39 | 04:20 | 51 | C7.5 | S19E70 | 5212 |
| 1988-10-29 | 09:27 | 09:27 | 7 | C3.3 | S16E66 | 5212 |
| 1988-10-29 | 13:02 | 13:03 | 8 | C3.8 | S15E61 | 5212 |
| 1988-10-29 | 14:37 | 14:39 | 17 | M1.0 | S17E63 | 5212 |
| 1988-10-29 | 16:51 | 16:54 | 9 | C1.9 | S13E59 | 5212 |
| 1988-10-29 | 23:02 | 23:05 | 16 | C3.1 | S16E60 | 5212 |
| 1988-10-31 | 00:44 | 00:44 | 6 | C1.3 | S21E51 | 5212 |
| 1988-10-31 | 11:52 | 11:53 | 10 | C4.5 | S20E45 | 5212 |
| 1988-11-01 | 04:33 | 04:46 | 23 | C2.8 | S19E30 | 5212 |
| 1988-11-01 | 15:30 | 15:33 | 100 | C9.2 | S16E29 | 5212 |
| 1988-11-02 | 10:00 | 10:04 | 18 | C5.3 | S16E18 | 5212 |
| 1988-11-02 | 17:20 | 17:22 | 8 | C1.3 | S19E15 | 5212 |
| 1988-11-03 | 02:01 | 02:03 | 10 | C1.0 | S18E07 | 5212 |
| 1988-11-03 | 08:28 | 08:46 | 50 | C4.4 | S18E03 | 5212 |
| 1988-11-03 | 12:20 | 12:22 | 34 | C1.5 | S19E05 | 5212 |
| 1988-11-03 | 13:14 | 13:30 | 25 | C1.7 | S19E04 | 5212 |
| 1988-11-03 | 13:27 | 13:47 | 55 | C2.0 | S19E06 | 5212 |
| 1988-11-03 | 14:06 | 14:07 | 11 | C2.2 | S19E04 | 5212 |
| 1988-11-03 | 18:42 | 18:42 | 16 | C1.3 | S16W00 | 5212 |
| 1988-11-04 | 02:14 | 02:21 | 20 | C2.7 | S13E07 | 5212 |
| 1988-11-04 | 06:38 | 06:38 | 6 | C1.5 | S16W06 | 5212 |
| 1988-11-04 | 16:47 | 16:48 | 13 | C1.7 | S18W12 | 5212 |
| 1988-11-04 | 17:40 | 17:44 | 12 | C2.1 | S18W12 | 5212 |
| 1988-11-05 | 09:07 | 09:12 | 23 | C1.4 | S19W20 | 5212 |
| 1988-11-06 | 05:08 | 05:08 | 8 | C1.2 | S22W31 | 5212 |
| 1988-11-06 | 08:56 | 08:56 | 4 | C1.4 | S22W32 | 5212 |
| 1988-11-06 | 11:03 | 11:06 | 26 | C3.6 | S21W51 | 5212 |
| 1988-11-06 | 18:20 | 18:23 | 40 | M4.9 | S20W37 | 5212 |
| 1988-11-07 | 10:17 | 10:18 | 8 | C1.3 | S24W48 | 5212 |
| 1988-11-07 | 11:05 | 11:05 | 0 | M3.0 | S17W47 | 5212 |
| 1988-11-08 | 16:19 | 16:21 | 11 | C1.3 | S25W64 | 5212 |
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 5212 produced 35 C+ flares between 1988-10-27 and 1988-11-08.