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Sunspot region AR13947

Number of
sunspots		 Size Class Magn. Class Spot Location
2025/01/02 4 100 DAO N10E71
2025/01/03 8 240 DAC N09E55
2025/01/04 10 310 DKC N09E41
2025/01/05 12 230 EAC N11E28
2025/01/06 17 290 EHC N11E15
2025/01/07 19 360 EHC N12E03
2025/01/08 12 370 EKC N12W09
2025/01/09 23 320 EKC N12W22
2025/01/10 15 250 DKO N12W37
2025/01/11 8 220 DAO N11W51
2025/01/12 7 240 DAO N11W66
2025/01/13 7 250 DHO N13W78
2025/01/14 7 200 DAO N11W92
2025/01/15 7 200 DAO N11W0*
CMX
43153

The top 10 solar flares from sunspot region 13947

Start Maximum End
1X1.852025/01/0412:3412:4812:56
2X1.22025/01/0311:2911:3911:49
3X1.12025/01/0322:3222:4122:51
4M7.642025/01/0404:5805:1805:27
5M5.82025/01/0323:5023:5600:05
6M4.872025/01/0616:1216:2416:30
7M4.12025/01/0502:1402:3902:56
8M4.12025/01/0509:0809:3609:51
9M3.12025/01/0601:2901:5202:08
10M2.52025/01/0515:1915:3715:43
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Space weather facts

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 202688.1 +2.2
Last 30 days93.2 +32.7

This day in history*

Solar flares
12022X1.1
22022M4.4
32002M3.79
42001M1.97
52022M1.89
DstG
11994-201G4
21990-113G2
32002-98G3
41999-91G3
52015-79G1
*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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