Solar Flare WatchHome › Flare history › Region ranking
Solar flares from active region 4026
C22
M12
X4
LargestX12.91982-12-15
Span13 days
Flares by day
1
7
6
3
3
4
5
4
1
2
2
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1982-12-11 | 04:39 | 04:42 | 34 | M9.5 | S10E78 | 4026 |
| 1982-12-13 | 01:41 | 01:46 | 9 | C2.4 | S12E54 | 4026 |
| 1982-12-13 | 03:21 | 03:26 | 57 | M8.3 | S09E51 | 4026 |
| 1982-12-13 | 04:23 | 04:32 | 18 | C5.6 | – | 4026 |
| 1982-12-13 | 04:34 | 04:57 | 53 | C6.5 | S13E53 | 4026 |
| 1982-12-13 | 08:02 | 08:08 | 61 | M5.2 | S12E51 | 4026 |
| 1982-12-13 | 17:44 | 17:50 | 38 | C2.2 | S10E42 | 4026 |
| 1982-12-13 | 19:52 | 19:59 | 91 | M1.0 | S09E43 | 4026 |
| 1982-12-14 | 07:37 | 07:46 | 15 | C4.3 | – | 4026 |
| 1982-12-14 | 13:05 | 13:07 | 15 | C3.1 | S10E33 | 4026 |
| 1982-12-14 | 15:23 | 15:41 | 29 | C2.8 | S11E32 | 4026 |
| 1982-12-14 | 16:06 | 16:19 | 60 | C2.0 | S11E30 | 4026 |
| 1982-12-14 | 17:28 | 17:49 | 38 | C2.1 | S09E28 | 4026 |
| 1982-12-14 | 20:14 | 20:32 | 81 | C7.6 | S09E26 | 4026 |
| 1982-12-15 | 01:50 | 01:59 | 96 | X12.9 | S10E24 | 4026 |
| 1982-12-15 | 16:20 | 16:37 | 89 | X5.0 | S10E15 | 4026 |
| 1982-12-15 | 17:03 | 17:10 | 13 | M1.4 | – | 4026 |
| 1982-12-16 | 06:21 | 06:21 | 9 | C4.8 | S11E11 | 4026 |
| 1982-12-16 | 10:07 | 10:07 | 13 | M3.4 | S10E05 | 4026 |
| 1982-12-16 | 14:18 | 14:25 | 33 | M1.1 | S10E04 | 4026 |
| 1982-12-17 | 01:45 | 01:48 | 24 | M4.8 | S10W03 | 4026 |
| 1982-12-17 | 16:40 | 17:08 | 63 | M1.4 | S12W13 | 4026 |
| 1982-12-17 | 20:57 | 21:13 | 88 | M4.2 | S08W14 | 4026 |
| 1982-12-17 | 21:44 | 21:53 | 36 | M4.8 | – | 4026 |
| 1982-12-18 | 06:02 | 06:26 | 43 | C4.3 | S10W19 | 4026 |
| 1982-12-18 | 06:49 | 06:58 | 16 | C3.3 | S12W18 | 4026 |
| 1982-12-18 | 08:22 | 08:25 | 34 | X1.2 | S10W20 | 4026 |
| 1982-12-18 | 13:58 | 14:05 | 19 | C5.0 | S10W22 | 4026 |
| 1982-12-18 | 15:04 | 15:08 | 41 | X1.1 | S11W22 | 4026 |
| 1982-12-19 | 01:25 | 01:39 | 55 | M3.3 | S11W29 | 4026 |
| 1982-12-19 | 02:26 | 02:29 | 44 | C4.6 | S13W32 | 4026 |
| 1982-12-19 | 04:53 | 04:54 | 10 | C2.3 | S10W29 | 4026 |
| 1982-12-19 | 08:55 | 09:00 | 36 | C9.4 | S09W32 | 4026 |
| 1982-12-20 | 08:49 | 09:03 | 61 | C6.9 | S11W48 | 4026 |
| 1982-12-22 | 02:08 | 02:09 | 17 | C3.1 | S08W72 | 4026 |
| 1982-12-22 | 04:17 | 04:22 | 24 | C1.8 | S12W71 | 4026 |
| 1982-12-23 | 04:35 | 04:40 | 13 | C1.2 | S10W90 | 4026 |
| 1982-12-23 | 05:09 | 05:10 | 8 | C3.4 | S09W90 | 4026 |
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 4026 produced 38 C+ flares between 1982-12-11 and 1982-12-23.