Solar Flare WatchHome › Flare history › Region ranking
Solar flares from active region 9178
C11
M3
X0
LargestM2.22000-10-01
Span9 days
Flares by day
1
7
2
1
2
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2000-09-29 | 03:10 | 03:21 | 19 | C3.4 | S23E62 | 9178 |
| 2000-09-30 | 08:24 | 08:29 | 11 | C2.2 | S21E45 | 9178 |
| 2000-09-30 | 09:56 | 10:01 | 11 | C3.7 | S24E50 | 9178 |
| 2000-09-30 | 12:57 | 13:06 | 17 | C3.9 | S24E42 | 9178 |
| 2000-09-30 | 16:11 | 16:19 | 18 | C3.6 | S20E43 | 9178 |
| 2000-09-30 | 17:38 | 18:27 | 87 | M1.0 | S20E42 | 9178 |
| 2000-09-30 | 20:08 | 20:16 | 16 | M1.8 | – | 9178 |
| 2000-09-30 | 20:38 | 20:44 | 14 | C9.9 | S19E38 | 9178 |
| 2000-10-01 | 05:52 | 05:56 | 15 | C2.3 | S21E33 | 9178 |
| 2000-10-01 | 13:56 | 14:10 | 45 | M2.2 | S24E27 | 9178 |
| 2000-10-02 | 16:02 | 16:05 | 7 | C3.6 | S22E15 | 9178 |
| 2000-10-04 | 00:24 | 00:31 | 13 | C2.1 | S22W04 | 9178 |
| 2000-10-04 | 17:33 | 17:37 | 12 | C1.2 | S23W12 | 9178 |
| 2000-10-07 | 04:58 | 05:00 | 6 | C1.1 | S23W42 | 9178 |
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 9178 produced 14 C+ flares between 2000-09-29 and 2000-10-07.