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Solar flares — Apr 27, 2026

Yesterday

The strongest solar flare in the day

Flare of M1.0 level (strong) — in 07:45

Solar activity index

Value for Apr 27, 2026 24:00 (end on the day). The maximum value is 10.0

Solar activity index

Solar flares in 2 days

Chart of solar activity from Apr 26, 2026 to Apr 27, 2026

Time zone — UTC+01 (London) - summer time

Solar flares in 2 days
This chart in PNG format — high resolution API data: JSON or TXT

List of solar flares for Apr 27, 2026

Total number of flares of class C and higher13 flares

C type — 12 | M type — 1 | X type — 0

  start maximum end region
C1.78
19:39 19:46 19:50
C1.6
11:00 11:07 11:11 4420
C5.4
08:38 08:45 08:51 4420
M1.0
07:39 07:45 07:50 4425
C1.8
07:02 07:07 07:11 4425
C1.8
06:37 06:43 06:50 4420
C3.5
05:05 05:10 05:17 4420
C5.9
04:30 04:37 04:41 4420
C6.5
03:09 03:15 03:18 4420
C6.8
02:53 03:03 03:09 4425
C4.6
02:28 02:37 02:42 4420
C3.3
02:07 02:21 02:26 4425
C2.7
01:58 02:05 02:07 4425