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M8.7 solar flare on 2002-07-26
ClassM8.7NOAA report
Peak21:122002-07-26 UTC
Duration38 min
Peak flux8.7e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 14 / 2553 |
| Other M/X flares that day | 6 |
| M/X flares that month | 35 |
| Solar cycle | Cycle 23 |
| Position on disk | S19E26 |
| Active region | AR 10044 (28 flares) |
Compared with the strongest flares of 2002
X4.8
X3.3
X3.1
X3.0
X2.1
X1.8
X1.5
X1.5
X1.5
X1.2
X1.0
X1.0
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 00:04 | 00:10 | 12 | M4.9 | S20E28 | 10044 | |
| 06:28 | 06:42 | 20 | M1.1 | S20E27 | 10044 | |
| 08:04 | 08:29 | 58 | M1.3 | S19E27 | 10044 | |
| 18:57 | 19:03 | 9 | M1.0 | S21E21 | 10044 | |
| 22:03 | 22:17 | 29 | M5.3 | – | – | |
| 22:36 | 22:38 | 5 | M4.6 | – | 10044 |
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.
← X4.8 2002-07-23M5.3 2002-07-26 →
About this page
A M8.7 flare that began 2002-07-26 20:51 UTC; No. 14 of 2,553 C-class-or-larger flares in 2002.