Solar Flare WatchHome › Flare history › Region ranking
Solar flares from active region 9658
C12
M5
X0
LargestM5.72001-10-19
Span13 days
Flares by day
3
1
3
1
1
1
6
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2001-10-10 | 08:17 | 08:22 | 10 | C3.4 | S16E64 | 9658 |
| 2001-10-10 | 09:14 | 09:20 | 32 | C1.7 | S16E66 | 9658 |
| 2001-10-10 | 10:46 | 11:03 | 24 | C2.1 | S12E63 | 9658 |
| 2001-10-11 | 22:02 | 22:08 | 11 | C1.1 | S17E46 | 9658 |
| 2001-10-12 | 00:08 | 00:15 | 26 | C1.9 | S17E46 | 9658 |
| 2001-10-12 | 10:53 | 11:10 | 22 | C3.0 | – | 9658 |
| 2001-10-12 | 22:30 | 22:36 | 11 | C2.0 | S18E31 | 9658 |
| 2001-10-13 | 05:19 | 05:23 | 7 | C5.3 | S19E34 | 9658 |
| 2001-10-17 | 11:16 | 11:23 | 12 | M1.1 | S17W22 | 9658 |
| 2001-10-18 | 13:46 | 13:49 | 6 | C6.5 | S16W37 | 9658 |
| 2001-10-19 | 06:35 | 06:45 | 18 | M1.3 | – | 9658 |
| 2001-10-19 | 09:35 | 09:43 | 20 | M5.7 | S14W47 | 9658 |
| 2001-10-19 | 13:36 | 13:40 | 8 | C3.8 | S14W49 | 9658 |
| 2001-10-19 | 20:58 | 21:03 | 10 | C4.1 | S15W63 | 9658 |
| 2001-10-19 | 21:36 | 22:02 | 33 | C3.9 | – | 9658 |
| 2001-10-19 | 23:14 | 23:25 | 19 | M3.3 | S17W57 | 9658 |
| 2001-10-22 | 00:22 | 00:40 | 26 | M1.0 | N17W57 | 9658 |
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 9658 produced 17 C+ flares between 2001-10-10 and 2001-10-22.