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Solar flares in October 2000
C-class148
M-class11
X-class0
LargestM5.02000-10-01
Sunspot number138.9NOAA SWPC
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| October 1999 | 193 | 8 | 1 | X1.8 |
| October 2000 | 148 | 11 | 0 | M5.0 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2000-10-01 | 06:23 | 07:01 | 62 | M5.0 | – | 9169 |
| 2000-10-29 | 01:28 | 01:57 | 41 | M4.4 | S25E35 | 9209 |
| 2000-10-21 | 18:13 | 18:31 | 33 | M3.0 | N17E23 | 9201 |
| 2000-10-16 | 06:40 | 07:28 | 151 | M2.5 | – | – |
| 2000-10-01 | 13:56 | 14:10 | 45 | M2.2 | S24E27 | 9178 |
| 2000-10-28 | 18:41 | 18:49 | 13 | M1.7 | – | – |
| 2000-10-12 | 20:26 | 20:49 | 79 | M1.5 | N02W56 | 9182 |
| 2000-10-02 | 17:53 | 18:01 | 15 | M1.4 | N27W51 | 9177 |
| 2000-10-14 | 08:31 | 08:40 | 36 | M1.1 | N04W82 | 9182 |
| 2000-10-27 | 20:39 | 20:56 | 29 | M1.1 | – | – |
| 2000-10-02 | 00:01 | 00:13 | 27 | M1.0 | – | – |
| 2000-10-27 | 11:55 | 12:03 | 18 | C9.7 | – | – |
| 2000-10-28 | 07:03 | 07:10 | 12 | C9.7 | N07E82 | 9212 |
| 2000-10-28 | 09:39 | 09:52 | 23 | C9.6 | – | – |
| 2000-10-14 | 10:30 | 10:53 | 29 | C8.7 | N14W81 | 9187 |
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.
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About this page
159 flares of class C or larger in October 2000; by M/X count it ranks 226 of 565 months.