Solar Flare WatchHome › Flare history › Region ranking
Solar flares from active region 2247
C18
M4
X0
LargestM0.71980-01-25
Span8 days
Flares by day
3
1
4
6
5
1
2
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1980-01-21 | 05:20 | 05:35 | 35 | C0.2 | S17E12 | 2247 |
| 1980-01-21 | 18:08 | 18:09 | 18 | C0.1 | S16E08 | 2247 |
| 1980-01-21 | 23:04 | 23:09 | 28 | C0.1 | S15E06 | 2247 |
| 1980-01-22 | 19:40 | 19:56 | 22 | C0.7 | S16W10 | 2247 |
| 1980-01-23 | 17:03 | 17:11 | 14 | C0.1 | S18W20 | 2247 |
| 1980-01-23 | 17:33 | 17:34 | 24 | C0.4 | S15W16 | 2247 |
| 1980-01-23 | 19:30 | 19:39 | 33 | C0.3 | S18W20 | 2247 |
| 1980-01-23 | 22:23 | 22:26 | 12 | C0.1 | S16W28 | 2247 |
| 1980-01-24 | 08:10 | – | 22 | C0.3 | S15W29 | 2247 |
| 1980-01-24 | 09:42 | 09:45 | 32 | C0.5 | S18W32 | 2247 |
| 1980-01-24 | 12:01 | 12:25 | 67 | C0.2 | S17W28 | 2247 |
| 1980-01-24 | 13:41 | 13:44 | 24 | C0.3 | S15W31 | 2247 |
| 1980-01-24 | 14:18 | 14:20 | 38 | C0.2 | S17W30 | 2247 |
| 1980-01-24 | 15:03 | 16:03 | 108 | M0.1 | S18W31 | 2247 |
| 1980-01-25 | 01:20 | 01:20 | 15 | C0.3 | S16W36 | 2247 |
| 1980-01-25 | 16:01 | 16:08 | 75 | M0.1 | S18W45 | 2247 |
| 1980-01-25 | 16:37 | 17:21 | 66 | C0.6 | S18W47 | 2247 |
| 1980-01-25 | 19:03 | 19:04 | 49 | C0.4 | S20W47 | 2247 |
| 1980-01-25 | 19:17 | 21:03 | 258 | M0.7 | S19W51 | 2247 |
| 1980-01-27 | 00:59 | – | 33 | C0.3 | S19W66 | 2247 |
| 1980-01-28 | 02:55 | 02:59 | 33 | M0.1 | S17W82 | 2247 |
| 1980-01-28 | 13:34 | 13:36 | 18 | C0.5 | S19W86 | 2247 |
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 2247 produced 22 C+ flares between 1980-01-21 and 1980-01-28.