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Sun flares

X-ray index

X-ray index

Diagram of the solar flare activity

X-ray emission of the Sun on Feb 20, 2023 and Feb 21, 2023 (GOES-16)

X-ray emission of the Sun on Feb 20, 2023 and Feb 21, 2023

Solar flares on Feb 21, 2023

11 solar flares were observed :

 Active regionBegin, UTMax, UTEnd, UT
Flare of class C4.6323423:53:0023:59:0024:06:00
Flare of class C8.3323121:43:0021:51:0021:59:00
Flare of class C7.3323421:01:0021:07:0021:18:00
Flare of class M5.0323419:57:0020:17:0020:30:00
Flare of class C6.3323419:23:0019:36:0019:50:00
Flare of class C4.0323418:26:0018:38:0018:47:00
Flare of class C2.6322614:20:0014:27:0014:32:00
Flare of class C6.1322912:17:0012:21:0012:25:00
Flare of class M4.7323411:14:0011:23:0011:31:00
Flare of class C9.6322604:35:0004:44:0004:52:00
Flare of class C9.1003:40:0004:02:0004:16:00

Solar flares on Feb 20, 2023

15 solar flares were observed :

 Active regionBegin, UTMax, UTEnd, UT
Flare of class C2.1323423:19:0023:27:0023:36:00
Flare of class C2.8323422:14:0022:23:0022:32:00
Flare of class C1.9322921:58:0022:03:0022:07:00
Flare of class C2.8322919:05:0019:12:0019:18:00
Flare of class C5.4322917:37:0017:43:0017:47:00
Flare of class C3.1322916:22:0016:26:0016:31:00
Flare of class M4.4323414:47:0014:58:0015:03:00
Flare of class C2.5322610:25:0010:37:0010:45:00
Flare of class C7.1322606:50:0007:02:0007:13:00
Flare of class C4.4323406:41:0006:47:0006:50:00
Flare of class C5.5323105:58:0006:08:0006:16:00
Flare of class C3.3323104:39:0004:51:0005:03:00
Flare of class C2.1004:12:0004:18:0004:26:00
Flare of class C2.8322602:08:0002:16:0002:20:00
Flare of class C2.8323101:19:0001:25:0001:34:00