Solar Flare WatchHome › Flare history › 1998
Solar flares in June 1998
C-class68
M-class4
X-class0
LargestM1.91998-06-13
Sunspot number93.6NOAA SWPC
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| June 1997 | 1 | 0 | 0 | C1.1 |
| June 1998 | 68 | 4 | 0 | M1.9 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1998-06-13 | 04:15 | 04:20 | 13 | M1.9 | S27E54 | 8242 |
| 1998-06-11 | 09:57 | 10:27 | 81 | M1.4 | – | – |
| 1998-06-16 | 18:03 | 18:42 | 85 | M1.0 | – | – |
| 1998-06-27 | 01:12 | 01:21 | 19 | M1.0 | N18E26 | – |
| 1998-06-25 | 20:10 | 21:07 | 69 | C6.5 | N16E41 | 8253 |
| 1998-06-08 | 15:56 | 16:07 | 18 | C5.2 | S18W03 | 8232 |
| 1998-06-30 | 01:26 | 01:48 | 32 | C5.0 | N16W15 | 8253 |
| 1998-06-20 | 14:12 | 14:30 | 32 | C4.0 | N13W23 | 8243 |
| 1998-06-20 | 22:05 | 22:10 | 9 | C3.9 | N17W23 | 8243 |
| 1998-06-24 | 19:11 | 19:18 | 17 | C3.8 | – | – |
| 1998-06-13 | 09:09 | 09:17 | 23 | C3.4 | – | – |
| 1998-06-21 | 09:53 | 10:02 | 54 | C3.4 | – | – |
| 1998-06-29 | 22:20 | 22:41 | 36 | C3.4 | S23E21 | – |
| 1998-06-07 | 14:43 | 14:54 | 33 | C3.2 | S23E12 | 8232 |
| 1998-06-12 | 09:14 | 09:19 | 7 | C3.1 | S22W77 | 8240 |
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
72 flares of class C or larger in June 1998; by M/X count it ranks 326 of 565 months.