Solar Flare WatchHome › Flare history › 2004
Solar flares in June 2004
C-class41
M-class1
X-class0
LargestM1.02004-06-13
Sunspot number77.0NOAA SWPC
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| June 2003 | 136 | 41 | 4 | X1.7 |
| June 2004 | 41 | 1 | 0 | M1.0 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2004-06-13 | 11:27 | 11:56 | 48 | M1.0 | N12E90 | 10634 |
| 2004-06-26 | 06:53 | 07:18 | 36 | C8.6 | S11W73 | 10635 |
| 2004-06-13 | 04:27 | 04:44 | 25 | C4.1 | N13E90 | 10634 |
| 2004-06-27 | 22:29 | 22:51 | 37 | C3.6 | S08W90 | 10635 |
| 2004-06-19 | 19:30 | 19:37 | 11 | C3.0 | S11E18 | 10635 |
| 2004-06-16 | 04:15 | 04:34 | 40 | C2.8 | S08E81 | – |
| 2004-06-28 | 04:09 | 04:17 | 13 | C2.8 | S09W90 | 10635 |
| 2004-06-06 | 22:27 | 00:45 | 176 | C2.5 | – | 10621 |
| 2004-06-23 | 05:49 | 06:05 | 32 | C2.5 | S10W21 | 10635 |
| 2004-06-25 | 11:18 | 11:32 | 30 | C2.5 | S11W62 | 10635 |
| 2004-06-27 | 20:13 | 20:21 | 24 | C2.5 | S09W90 | 10635 |
| 2004-06-19 | 08:23 | 08:28 | 10 | C2.4 | S10E23 | – |
| 2004-06-27 | 15:44 | 15:57 | 24 | C2.3 | S09W90 | 10635 |
| 2004-06-20 | 13:23 | 13:32 | 16 | C2.0 | – | 10635 |
| 2004-06-21 | 17:09 | 17:16 | 12 | C2.0 | S11W08 | 10635 |
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.
About this page
42 flares of class C or larger in June 2004; by M/X count it ranks 428 of 565 months.