Solar Flare WatchHome › Flare history › Region ranking
Solar flares from active region 9616
C9
M5
X0
LargestM4.52001-09-11
Span12 days
Flares by day
1
1
3
2
4
2
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2001-09-11 | 20:25 | 20:36 | 18 | M4.5 | S12E88 | 9616 |
| 2001-09-13 | 02:00 | 02:07 | 17 | C6.6 | S12E69 | 9616 |
| 2001-09-14 | 05:51 | 06:06 | 33 | C5.8 | S10E46 | 9616 |
| 2001-09-14 | 09:01 | 09:04 | 13 | C3.7 | S10E48 | 9616 |
| 2001-09-14 | 21:41 | 21:50 | 19 | M3.7 | – | 9616 |
| 2001-09-15 | 15:44 | 15:59 | 26 | M1.3 | S13E27 | 9616 |
| 2001-09-15 | 21:17 | 21:25 | 19 | C5.4 | S13E25 | 9616 |
| 2001-09-16 | 07:39 | 07:45 | 12 | C4.5 | S13E18 | 9616 |
| 2001-09-16 | 13:33 | 13:53 | 32 | C8.9 | – | 9616 |
| 2001-09-16 | 18:37 | 18:47 | 24 | C3.5 | S13E12 | 9616 |
| 2001-09-16 | 23:47 | 23:50 | 8 | C4.1 | S13E11 | 9616 |
| 2001-09-17 | 08:18 | 08:25 | 16 | M1.5 | S14E04 | 9616 |
| 2001-09-17 | 21:01 | 21:08 | 10 | M1.0 | S11W06 | 9616 |
| 2001-09-22 | 05:41 | 05:44 | 6 | C4.9 | S09W65 | 9616 |
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 9616 produced 14 C+ flares between 2001-09-11 and 2001-09-22.