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Solar flares from active region 6985
C12
M9
X0
LargestM8.51991-12-22
Span14 days
Flares by day
3
1
3
1
1
5
1
3
2
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1991-12-22 | 14:04 | 14:18 | 22 | C4.4 | S17E80 | 6985 |
| 1991-12-22 | 16:49 | 17:07 | 104 | M8.5 | S16E78 | 6985 |
| 1991-12-22 | 22:58 | 23:00 | 5 | C5.9 | S17E76 | 6985 |
| 1991-12-25 | 12:55 | 12:56 | 37 | M1.4 | S15E37 | 6985 |
| 1991-12-26 | 04:49 | 04:56 | 41 | C5.2 | S07E34 | 6985 |
| 1991-12-26 | 09:21 | 09:41 | 52 | M1.4 | S11E31 | 6985 |
| 1991-12-26 | 21:37 | 21:39 | 37 | M4.2 | S16E23 | 6985 |
| 1991-12-28 | 18:04 | 18:07 | 18 | C4.6 | S21E04 | 6985 |
| 1991-12-29 | 20:41 | 21:42 | 110 | C9.3 | S17W13 | 6985 |
| 1991-12-30 | 01:30 | 01:31 | 14 | C3.6 | S18W14 | 6985 |
| 1991-12-30 | 09:53 | 10:21 | 37 | M4.6 | S17W23 | 6985 |
| 1991-12-30 | 12:15 | 12:37 | 93 | M2.1 | S16W25 | 6985 |
| 1991-12-30 | 15:16 | 15:18 | 9 | C5.3 | S15W37 | 6985 |
| 1991-12-30 | 23:02 | 23:07 | 33 | M4.6 | S15E32 | 6985 |
| 1991-12-31 | 22:39 | 22:48 | 34 | C5.2 | S12W53 | 6985 |
| 1992-01-01 | 03:23 | 03:31 | 28 | M2.8 | S18W47 | 6985 |
| 1992-01-01 | 15:49 | 15:49 | 7 | C2.6 | S14W49 | 6985 |
| 1992-01-01 | 19:58 | 20:33 | 86 | M5.1 | S16W58 | 6985 |
| 1992-01-02 | 06:43 | 06:57 | 30 | C6.6 | S17W66 | 6985 |
| 1992-01-02 | 19:22 | 19:28 | 12 | C5.0 | S17W65 | 6985 |
| 1992-01-04 | 00:12 | 00:15 | 7 | C5.6 | S18W81 | 6985 |
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 6985 produced 21 C+ flares between 1991-12-22 and 1992-01-04.