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Solar flares in June 1978
C-class97
M-class9
X-class0
LargestM0.31978-06-26
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| June 1977 | 21 | 3 | 0 | M0.2 |
| June 1978 | 97 | 9 | 0 | M0.3 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1978-06-26 | 15:29 | 15:42 | 156 | M0.3 | N17W15 | 1170 |
| 1978-06-22 | 16:39 | 17:09 | 427 | M0.2 | N19E18 | 1164 |
| 1978-06-28 | 02:52 | 02:56 | 22 | M0.2 | S20W15 | 1172 |
| 1978-06-01 | 21:13 | 21:13 | 2 | M0.1 | N23W45 | 1131 |
| 1978-06-05 | 07:30 | 07:38 | 33 | M0.1 | N21W63 | 1134 |
| 1978-06-20 | 19:19 | 19:25 | 41 | M0.1 | S20E80 | 1172 |
| 1978-06-22 | 02:37 | 02:37 | 13 | M0.1 | S19E63 | 1172 |
| 1978-06-22 | 19:37 | 19:53 | 91 | M0.1 | S18E53 | 1172 |
| 1978-06-23 | 07:39 | 07:53 | 41 | M0.1 | N23E33 | 1171 |
| 1978-06-29 | 22:06 | 22:14 | 26 | C0.8 | N25W25 | 1176 |
| 1978-06-18 | 00:45 | – | 38 | C0.7 | N16E14 | 1157 |
| 1978-06-18 | 01:23 | 01:23 | 9 | C0.7 | N14W46 | 1160 |
| 1978-06-27 | 00:58 | 01:09 | 24 | C0.7 | S13W08 | 1172 |
| 1978-06-30 | 02:15 | 02:37 | 46 | C0.7 | N16W64 | 1170 |
| 1978-06-30 | 16:59 | 17:12 | 40 | C0.7 | N23W36 | 1176 |
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
106 flares of class C or larger in June 1978; by M/X count it ranks 247 of 565 months.