Sunspot region AR8200

Number of
sunspots
Size Class Magn. Class Spot Location
1998/04/10 9 40 CRO S21E06
1998/04/11 10 180 DSI S22W07
1998/04/12 8 120 DSO S22W21
1998/04/13 6 100 CSO S21W34
1998/04/14 7 90 CSO S22W46
1998/04/15 2 40 CSO S23W61
1998/04/16 3 40 CSO S21W71
C
2

The top 2 solar flares from sunspot region 8200

Start Maximum End
1C1.741998/04/0919:3519:4219:48
2C1.611998/04/1521:4021:4922:10

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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 2026107.7 +21.8
Last 30 days100 +44.8

This day in history*

Solar flares
12013M9.34
22024M5.47
32001M3.41
42000M1.63
52000M1.5
DstG
12001-271G4
21990-190G3
31978-114G4
41982-110G2
51959-88G1
*since 1994

Aurora on this day in history

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