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Solar flares in April 1989
C-class123
M-class13
X-class1
LargestX3.51989-04-09
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| April 1988 | 127 | 11 | 1 | X1.2 |
| April 1989 | 123 | 13 | 1 | X3.5 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 1989-04-09 | 00:44 | 00:59 | 115 | X3.5 | N35E29 | 5441 |
| 1989-04-05 | 11:55 | 12:00 | 204 | M4.3 | S19W09 | 5428 |
| 1989-04-02 | 15:41 | 15:41 | 18 | M1.6 | N34E77 | – |
| 1989-04-09 | 02:02 | 02:07 | 31 | M1.6 | S20E04 | 5438 |
| 1989-04-13 | 21:33 | 21:35 | 18 | M1.5 | N12E67 | 5451 |
| 1989-04-05 | 08:55 | 09:05 | 24 | M1.4 | N34E70 | 5441 |
| 1989-04-20 | 05:21 | 05:26 | 34 | M1.4 | N13W21 | 5451 |
| 1989-04-23 | 21:44 | 21:55 | 48 | M1.4 | – | – |
| 1989-04-03 | 22:01 | 22:07 | 55 | M1.2 | S17E13 | 5428 |
| 1989-04-10 | 21:34 | 23:23 | 143 | M1.2 | N40W08 | – |
| 1989-04-22 | 03:32 | 03:34 | 14 | M1.2 | N13W37 | 5451 |
| 1989-04-02 | 23:26 | 23:28 | 6 | M1.0 | N32E90 | – |
| 1989-04-21 | 04:36 | 04:47 | 25 | M1.0 | S19W66 | 5449 |
| 1989-04-23 | 23:55 | 00:05 | 49 | M1.0 | S21W07 | 5454 |
| 1989-04-07 | 13:03 | 13:44 | 107 | C9.4 | N36E45 | 5441 |
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
137 flares of class C or larger in April 1989; by M/X count it ranks 193 of 565 months.