Solar Flare WatchHome › Flare history › 2000
M5.0 solar flare on 2000-07-20
ClassM5.0NOAA report
Peak20:252000-07-20 UTC
Duration6 min
Peak flux5.0e-05W/m²
| Comparison | Value |
|---|---|
| Rank in year | 34 / 2492 |
| Other M/X flares that day | 1 |
| M/X flares that month | 54 |
| Solar cycle | Cycle 23 |
| Position on disk | S15W11 |
| Active region | AR 9087 (38 flares) |
Compared with the strongest flares of 2000
X5.7
X4.0
X2.3
X2.3
X2.0
X1.9
X1.9
X1.8
X1.8
X1.2
X1.2
X1.2
Other M/X flares that day
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 09:21 | 10:06 | 78 | M3.6 | S12W08 | 9087 |
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.
← M6.4 2000-07-19M5.5 2000-07-21 →
About this page
A M5.0 flare that began 2000-07-20 20:22 UTC; No. 34 of 2,492 C-class-or-larger flares in 2000.