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Solar flares from active region 5273
C8
M5
X1
LargestX1.11988-12-18
Span12 days
Flares by day
2
3
1
2
1
1
1
2
1
All flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1988-12-11 | 01:52 | 01:53 | 6 | C5.2 | S33E57 | 5273 |
| 1988-12-11 | 10:10 | 10:13 | 11 | C2.9 | S32E48 | 5273 |
| 1988-12-14 | 10:44 | 10:46 | 11 | C7.2 | S30E16 | 5273 |
| 1988-12-14 | 19:09 | 19:09 | 20 | C4.3 | S31E12 | 5273 |
| 1988-12-14 | 20:35 | 20:58 | 35 | M1.0 | S33E08 | 5273 |
| 1988-12-15 | 13:57 | 14:10 | 23 | C5.9 | S30W04 | 5273 |
| 1988-12-17 | 02:54 | 02:57 | 12 | C7.1 | S32W22 | 5273 |
| 1988-12-17 | 03:44 | 03:46 | 22 | M2.8 | S32W23 | 5273 |
| 1988-12-18 | 16:51 | 17:14 | 114 | X1.1 | S31W40 | 5273 |
| 1988-12-19 | 21:07 | 21:11 | 13 | C5.3 | S31W47 | 5273 |
| 1988-12-20 | 01:52 | 02:00 | 76 | M1.9 | S31W53 | 5273 |
| 1988-12-21 | 02:00 | 02:02 | 9 | C5.9 | S34W72 | 5273 |
| 1988-12-21 | 15:53 | 15:58 | 12 | M1.5 | S32W67 | 5273 |
| 1988-12-22 | 06:17 | 06:22 | 12 | M1.0 | S35W80 | 5273 |
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 5273 produced 14 C+ flares between 1988-12-11 and 1988-12-22.