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Sunspot region AR12505

Number of
sunspots		 Size Class Magn. Class Spot Location
2016/02/21 10 110 DAI N08W32
2016/02/22 10 180 DAC N08W45
2016/02/23 8 160 DAC N08W59
2016/02/24 6 160 DAC N08W73
2016/02/25 6 160 DAC N08W87
2016/02/26 6 160 DAC N08W0*
B
4

The top 4 solar flares from sunspot region 12505

Start Maximum End
1B6.822016/02/2113:0013:0413:08
2B6.742016/02/2107:4307:5307:55
3B5.232016/02/2216:2716:3116:33
4B3.662016/02/2110:1010:1310:21
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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/09M1.0
Last geomagnetic storm2026/04/03Kp7- (G3)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 2026101.7 +15.8
Last 30 days97.2 +38.9

This day in history*

Solar flares
12025M3.24
22024M2.41
32025M2.31
42025M1.6
52025M1.41
DstG
11981-311G4
21990-108G1
31973-84G3
42001-77G3
51969-64
*since 1994

Aurora on this day in history

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