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M5.3 solar flare on 1990-12-22
ClassM5.3NOAA report
Peak22:341990-12-22 UTC
Duration92 min
Peak flux5.3e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 33 / 2551 |
| Other M/X flares that day | 3 |
| M/X flares that month | 53 |
| Solar cycle | Cycle 22 |
| Position on disk | S25E63 |
| Active region | AR 6420 (26 flares) |
Compared with the strongest flares of 1990
X9.3
X5.5
X3.6
X3.4
X3.0
X2.4
X2.2
X1.9
X1.8
X1.7
X1.5
X1.4
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 15:44 | 15:45 | 61 | M1.2 | S25E66 | 6420 | |
| 23:12 | 23:14 | 20 | M4.3 | N13W87 | 6415 | |
| 23:57 | 23:58 | 3 | M1.4 | S21E55 | 6420 |
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.
← M8.9 1990-12-12X1.0 1990-12-23 →
About this page
A M5.3 flare that began 1990-12-22 21:52 UTC; No. 33 of 2,551 C-class-or-larger flares in 1990.