Solar Flare WatchHome › Flare history › Region ranking
Solar flares from active region 10338
C35
M9
X0
LargestM7.02003-04-26
Span9 days
Flares by day
1
3
3
2
7
12
10
3
3
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2003-04-21 | 12:54 | 13:07 | 20 | M2.8 | N18E02 | 10338 |
| 2003-04-22 | 08:10 | 08:13 | 5 | C1.1 | – | 10338 |
| 2003-04-22 | 16:13 | 16:17 | 9 | C2.2 | N20W17 | 10338 |
| 2003-04-22 | 19:41 | 20:11 | 56 | C4.0 | N20W14 | 10338 |
| 2003-04-23 | 00:39 | 01:06 | 36 | M5.1 | N22W25 | 10338 |
| 2003-04-23 | 10:31 | 10:35 | 10 | C1.9 | – | 10338 |
| 2003-04-23 | 15:36 | 15:56 | 35 | M2.0 | N20W22 | 10338 |
| 2003-04-24 | 12:45 | 12:53 | 18 | M3.3 | N21W39 | 10338 |
| 2003-04-24 | 22:28 | 22:33 | 7 | C1.3 | – | 10338 |
| 2003-04-25 | 13:44 | 14:16 | 38 | C1.5 | N22W51 | 10338 |
| 2003-04-25 | 17:12 | 17:22 | 16 | C2.7 | N21W54 | 10338 |
| 2003-04-25 | 19:27 | 19:31 | 8 | C1.8 | N20W57 | 10338 |
| 2003-04-25 | 19:45 | 19:54 | 14 | C7.5 | N19W58 | 10338 |
| 2003-04-25 | 20:51 | 20:58 | 10 | C6.8 | N21W62 | 10338 |
| 2003-04-25 | 21:54 | 22:00 | 10 | C4.1 | – | 10338 |
| 2003-04-25 | 23:55 | 00:01 | 11 | C1.6 | – | 10338 |
| 2003-04-26 | 00:51 | 00:58 | 9 | M2.1 | N20W65 | 10338 |
| 2003-04-26 | 01:38 | 01:51 | 47 | C6.6 | N21W59 | 10338 |
| 2003-04-26 | 03:01 | 03:06 | 11 | M2.1 | N20W69 | 10338 |
| 2003-04-26 | 08:01 | 08:07 | 8 | M7.0 | – | 10338 |
| 2003-04-26 | 14:26 | 14:30 | 7 | C1.4 | N20W73 | 10338 |
| 2003-04-26 | 14:39 | 14:46 | 11 | C6.0 | N21W66 | 10338 |
| 2003-04-26 | 15:37 | 15:43 | 9 | C1.3 | – | 10338 |
| 2003-04-26 | 16:30 | 16:35 | 8 | C5.5 | N21W67 | 10338 |
| 2003-04-26 | 17:54 | 17:58 | 6 | C5.1 | N20W75 | 10338 |
| 2003-04-26 | 19:34 | 19:41 | 14 | C3.8 | N21W67 | 10338 |
| 2003-04-26 | 23:37 | 23:40 | 5 | M2.5 | – | 10338 |
| 2003-04-26 | 23:53 | 23:57 | 8 | C1.2 | – | 10338 |
| 2003-04-27 | 00:50 | 01:01 | 31 | C9.3 | N21W67 | 10338 |
| 2003-04-27 | 02:22 | 02:36 | 27 | C6.7 | – | 10338 |
| 2003-04-27 | 03:37 | 03:57 | 39 | C6.5 | – | 10338 |
| 2003-04-27 | 05:37 | 05:41 | 6 | C2.5 | – | 10338 |
| 2003-04-27 | 08:09 | 08:16 | 13 | C3.6 | – | 10338 |
| 2003-04-27 | 12:10 | 12:17 | 20 | C1.6 | – | 10338 |
| 2003-04-27 | 13:29 | 13:33 | 12 | C1.7 | – | 10338 |
| 2003-04-27 | 15:27 | 15:32 | 8 | M1.7 | N21W85 | 10338 |
| 2003-04-27 | 16:01 | 16:08 | 34 | C2.2 | – | 10338 |
| 2003-04-27 | 21:31 | 21:34 | 8 | C1.3 | – | 10338 |
| 2003-04-28 | 10:10 | 10:17 | 16 | C1.5 | – | 10338 |
| 2003-04-28 | 14:05 | 14:17 | 18 | C1.3 | – | 10338 |
| 2003-04-28 | 17:14 | 17:19 | 12 | C2.0 | – | 10338 |
| 2003-04-29 | 00:55 | 01:15 | 37 | C1.4 | – | 10338 |
| 2003-04-29 | 08:55 | 08:59 | 8 | C1.3 | – | 10338 |
| 2003-04-29 | 09:40 | 09:48 | 10 | C1.6 | – | 10338 |
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 10338 produced 44 C+ flares between 2003-04-21 and 2003-04-29.