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Solar flares from active region 1294
C18
M2
X1
LargestX0.11978-09-23
Span12 days
Flares by day
3
1
5
3
1
2
1
2
3
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1978-09-13 | 18:10 | 18:36 | 63 | C0.1 | N35E73 | 1294 |
| 1978-09-13 | 19:46 | 19:58 | 35 | C0.3 | N33E71 | 1294 |
| 1978-09-13 | 21:02 | 21:06 | 21 | C0.4 | N34E70 | 1294 |
| 1978-09-16 | 13:28 | 13:30 | 32 | M0.2 | N39E41 | 1294 |
| 1978-09-17 | 13:00 | 13:02 | 17 | C0.3 | N35E30 | 1294 |
| 1978-09-17 | 14:59 | 15:05 | 56 | M0.4 | N37E22 | 1294 |
| 1978-09-17 | 19:49 | 19:54 | 19 | C0.3 | N37E20 | 1294 |
| 1978-09-17 | 20:25 | 20:30 | 31 | C0.6 | N37E20 | 1294 |
| 1978-09-17 | 22:42 | 22:43 | 97 | C0.6 | N37E18 | 1294 |
| 1978-09-18 | 01:34 | 01:34 | 46 | C0.7 | N35E20 | 1294 |
| 1978-09-18 | 07:27 | 07:34 | 13 | C0.5 | N34E17 | 1294 |
| 1978-09-18 | 10:01 | 10:05 | 8 | C0.2 | N36E17 | 1294 |
| 1978-09-19 | 10:46 | 10:46 | 7 | C0.1 | N34E03 | 1294 |
| 1978-09-21 | 03:21 | 03:24 | 6 | C0.4 | N36W19 | 1294 |
| 1978-09-21 | 20:05 | 20:06 | 48 | C0.1 | N36E30 | 1294 |
| 1978-09-22 | 02:03 | – | 27 | C0.1 | N35W31 | 1294 |
| 1978-09-23 | 08:02 | 08:05 | 8 | C0.2 | N33W52 | 1294 |
| 1978-09-23 | 09:47 | 10:29 | 43 | X0.1 | N35W50 | 1294 |
| 1978-09-24 | 02:10 | 02:30 | 22 | C0.4 | N35W59 | 1294 |
| 1978-09-24 | 06:25 | 06:30 | 23 | C0.9 | N35W60 | 1294 |
| 1978-09-24 | 12:43 | – | 10 | C0.1 | N35W62 | 1294 |
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 1294 produced 21 C+ flares between 1978-09-13 and 1978-09-24.