Sunspot region AR10028

Number of
sunspots
Size Class Magn. Class Spot Location
2002/07/09 1 20 HRX S17E42
2002/07/10 1 10 HRX S16E26
2002/07/11 2 10 BXO S16E12
2002/07/12 4 20 CRO S16W01
2002/07/13 2 0 BXO S16W14
2002/07/15 2 10 AXX S16W40
2002/07/16 5 20 BXO S16W59
2002/07/17 3 30 CSO S17W71
2002/07/18 1 140 HSX S15W86

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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/04M1.0
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 2026122.8 +36.9
Last 30 days99.9 +42.1

This day in history*

Solar flares
12006M1.39
22002M1.38
31997C9.01
42002C8.7
52002C6.29
DstG
12000-292G4
21995-149G4
31977-95G3
41989-85G1
51960-76G1
*since 1994

Aurora on this day in history

No observations submitted for this day in history. If you've observed the aurora and you have some amazing photos to show off, submit your observations now!
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