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Solar flares in December 1993
C-class151
M-class8
X-class0
LargestM1.91993-12-27
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| December 1992 | 143 | 4 | 0 | M2.6 |
| December 1993 | 151 | 8 | 0 | M1.9 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1993-12-27 | 18:43 | 19:00 | 39 | M1.9 | N10W20 | 7640 |
| 1993-12-30 | 05:47 | 05:55 | 23 | M1.6 | N10E70 | 7645 |
| 1993-12-25 | 17:44 | 17:57 | 36 | M1.5 | N07E06 | 7640 |
| 1993-12-26 | 04:02 | 04:13 | 42 | M1.5 | N06W02 | 7640 |
| 1993-12-22 | 17:23 | 17:25 | 14 | M1.4 | N07E45 | 7640 |
| 1993-12-24 | 14:51 | 15:03 | 46 | M1.3 | N08E29 | 7640 |
| 1993-12-24 | 18:04 | 18:14 | 31 | M1.1 | N07E20 | 7640 |
| 1993-12-28 | 16:53 | 16:56 | 20 | M1.1 | N07W37 | 7640 |
| 1993-12-29 | 15:30 | 15:39 | 34 | C9.9 | N12W43 | 7640 |
| 1993-12-06 | 17:17 | 17:21 | 60 | C9.7 | S22E19 | 7629 |
| 1993-12-28 | 02:27 | 02:53 | 64 | C8.4 | N09W24 | 7640 |
| 1993-12-30 | 06:17 | 06:22 | 9 | C8.0 | – | – |
| 1993-12-30 | 17:05 | 17:10 | 37 | C7.7 | N10E58 | 7645 |
| 1993-12-30 | 21:17 | 21:18 | 12 | C7.6 | N11W61 | 7640 |
| 1993-12-06 | 20:40 | 20:45 | 26 | C7.5 | S23E16 | 7629 |
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
159 flares of class C or larger in December 1993; by M/X count it ranks 266 of 565 months.