Sunspot region AR10218

Number of
sunspots
Size Class Magn. Class Spot Location
2002/12/09 1 50 HAX S20E68
2002/12/10 2 70 HAX S20E55
2002/12/11 3 60 CSO S18E42
2002/12/12 7 40 CAO S19E30
2002/12/13 2 20 HSX S19E17
2002/12/14 12 80 DAO S18E03
2002/12/15 16 90 DAO S18W11
2002/12/16 12 70 DAO S18W25
2002/12/17 1 20 HSX S17W39
2002/12/18 4 20 CSO S18W49
2002/12/19 1 20 AXX S18W63
2002/12/20 1 0 AXX S18W79

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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/02M3.5
Last geomagnetic storm2026/03/25Kp5+ (G1)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
February 202678.2 -34.3
April 2026130 +51.8
Last 30 days92.6 +25.1

This day in history*

Solar flares
12001X1.77
22017M8.35
31999M6.2
42001M3.57
52017M1.81
DstG
11979-168G4
21960-151G3
31992-105G2
42004-104G2
51994-103G3
*since 1994

Aurora on this day in history

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