Sunspot region AR9173

Number of
sunspots
Size Class Magn. Class Spot Location
2000/09/25 1 30 HSX S14E72
2000/09/26 1 70 HAX S13E60
2000/09/27 10 120 EAO S13E51
2000/09/28 17 110 EAO S13E38
2000/09/29 25 130 EAO S12E25
2000/09/30 25 220 EAI S12E13
2000/10/01 23 260 EAI S11W02
2000/10/02 21 260 EAI S11W15
2000/10/03 20 310 EKI S11W28
2000/10/04 16 290 ESI S11W41
2000/10/05 20 300 EAI S12W53
2000/10/06 11 200 ESO S13W68
2000/10/07 7 150 EAO S11W80
2000/10/08 1 20 HRX S12W88
C
13

The top 10 solar flares from sunspot region 9173

Start Maximum End
1C9.592000/09/2621:4021:4921:59
2C8.432000/09/2906:5106:5707:05
3C8.272000/09/3008:5508:5909:01
4C6.792000/09/3004:2904:3404:36
5C6.732000/09/2822:4423:0223:17
6C6.292000/09/2820:3920:4620:52
7C6.162000/09/2612:2812:3112:41
8C4.092000/09/2920:4620:5120:56
9C3.842000/09/2722:4923:0223:09
10C3.312000/09/3003:1403:1803:21

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Last X-flare2026/01/18X1.9
Last M-flare2026/01/21M3.4
Last geomagnetic storm2026/01/22Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
December 2025124 +32.2
January 2026119.6 -4.4
Last 30 days122.3 +11.2

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