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Solar flares from active region 5854
C10
M5
X0
LargestM5.21989-12-22
Span13 days
Flares by day
1
2
1
1
1
3
4
2
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1989-12-22 | 23:14 | 23:14 | 6 | M5.2 | N21E71 | 5854 |
| 1989-12-23 | 09:27 | 09:27 | 39 | C8.2 | N31E81 | 5854 |
| 1989-12-23 | 13:16 | 13:19 | 20 | C8.0 | N28E78 | 5854 |
| 1989-12-25 | 04:23 | 04:33 | 32 | C8.7 | N18E51 | 5854 |
| 1989-12-26 | 07:42 | 08:14 | 304 | M2.0 | N25E37 | 5854 |
| 1989-12-27 | 21:46 | 21:55 | 83 | M1.1 | N25E17 | 5854 |
| 1990-01-01 | 10:05 | 10:08 | 23 | C3.6 | N26W54 | 5854 |
| 1990-01-01 | 15:13 | 15:17 | 16 | C4.0 | N22W52 | 5854 |
| 1990-01-01 | 21:19 | 21:28 | 30 | M2.1 | N20W54 | 5854 |
| 1990-01-02 | 02:24 | 02:25 | 24 | C5.9 | N18W56 | 5854 |
| 1990-01-02 | 03:13 | – | 8 | C5.7 | N23W60 | 5854 |
| 1990-01-02 | 12:01 | 12:02 | 54 | C3.0 | N21W61 | 5854 |
| 1990-01-02 | 18:59 | 19:13 | 25 | C6.9 | N23W62 | 5854 |
| 1990-01-03 | 04:28 | 04:28 | 14 | C2.7 | N16W69 | 5854 |
| 1990-01-03 | 06:20 | 06:25 | 14 | M1.3 | N21W80 | 5854 |
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 5854 produced 15 C+ flares between 1989-12-22 and 1990-01-03.