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M5.5 solar flare on 2015-10-02
ClassM5.5NOAA report
Peak00:132015-10-02 UTC
Duration11 min
Peak flux5.5e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 10 / 1407 |
| Other M/X flares that day | 2 |
| M/X flares that month | 10 |
| Solar cycle | Cycle 24 |
| Position on disk | S19W67 |
| Active region | AR 12422 (14 flares) |
Compared with the strongest flares of 2015
X2.7
X2.2
M9.2
M8.2
M7.9
M6.6
M5.8
M5.6
M5.6
M5.5
M5.1
M4.9
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 12:19 | 12:26 | 12 | M1.0 | – | – | |
| 17:08 | 17:18 | 15 | M1.0 | S19W76 | 12422 |
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.
← M5.6 2015-08-24M6.7 2016-04-18 →
About this page
A M5.5 flare that began 2015-10-02 00:06 UTC; No. 10 of 1,407 C-class-or-larger flares in 2015.