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Sunspot region AR12004

Number of
sunspots		 Size Class Magn. Class Spot Location
2014/03/11 4 30 CRO S08E64
2014/03/12 1 10 AXX S08E51
2014/03/13 1 10 AXX S09E36
2014/03/17 4 10 BXO S10W17
2014/03/18 3 10 BXO S10W31
2014/03/19 8 40 CAO S10W45
2014/03/20 9 60 DAO S10W59
2014/03/21 5 50 CAO S10W73
2014/03/22 5 50 CAO S10W73
2014/03/23 5 30 CAO S09W99
2014/03/24 5 30 CAO S09W99
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Identify Shearing with SDO 3Incoming & Unnumbered Active Regions 275Coronal Holes 42/44 91AR potential 4420 (not officially named yet) 4Comet C/2026 A1 (MAPS) for the southern hemisphere 70
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Space weather facts

Last X-flare2026/03/30X1.5
Last M-flare2026/04/09M1.0
Last geomagnetic storm2026/04/20Kp5 (G1)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
March 202685.9 +7.7
April 202679.3 -6.7
Last 30 days92.4 +29.5

This day in history*

Solar flares
12002X2.2
22022M9.7
32015M5.78
42003M4.14
52024M3.43
DstG
11985-158G4
21970-141G4
31997-107G1
41981-94G1
51971-77G2
*since 1994

Aurora on this day in history

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