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Sunspot region AR12239

Number of
sunspots		 Size Class Magn. Class Spot Location
2014/12/15 9 50 CAI N14E25
2014/12/16 10 60 DAI N14E12
2014/12/17 13 80 DAI N13W02
2014/12/18 7 80 DSO N13W15
2014/12/19 3 30 CSO N15W28
2014/12/20 9 40 DAO N15W42
2014/12/21 5 50 CSO N14W55
2014/12/22 2 10 BXO N15W67
C
1

The top 1 solar flares from sunspot region 12239

Start Maximum End
1C2.232014/12/1512:4012:4312:51
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Comet C/2025 R3 (PANSTARRS) 15Incoming & Unnumbered Active Regions 322Unspecified geomagnetic activity 217AR4431 24SWPC Display bug or other issues 39
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Space weather facts

Last X-flare2026/04/24X2.5
Last M-flare2026/05/04M1.89
Last geomagnetic storm2026/05/05Kp5 (G1)
Spotless days
Last 365 days3 days
20263 days (2%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
April 202679.3 -6.6
May 2026132.7 +53.4
Last 30 days93 -7.3

This day in history*

Solar flares
12024M8.29
22024M5.1
31999M4.67
41998M3.99
52021M3.9
DstG
11989-90G2
21960-79G2
31968-79G3
41988-75
51994-70G2
*since 1994

Aurora on this day in history

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