Sunspot region AR9991

Number of
sunspots
Size Class Magn. Class Spot Location
2002/06/08 1 300 HKX S22E69
2002/06/09 1 250 HHX S21E57
2002/06/10 1 270 HKX S22E43
2002/06/11 1 270 HHX S22E30
2002/06/12 6 290 DHO S22E17
2002/06/13 10 340 DHO S22E04
2002/06/14 7 310 CHO S20W09
2002/06/15 4 350 CKO S21W21
2002/06/16 3 290 CHO S21W34
2002/06/17 2 270 HKX S21W47
2002/06/18 2 330 CKO S22W61
2002/06/19 1 250 HHX S21W72
2002/06/20 4 220 CHO S22W85
BC
23

The top 5 solar flares from sunspot region 9991

Start Maximum End
1C2.272002/06/1221:1421:1921:22
2C2.062002/06/1719:5420:1620:26
3C1.792002/06/1621:1221:2421:28
4B9.712002/06/1616:4216:5417:02
5B9.562002/06/1307:0707:1507:17

Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future

Fairbanks, AK
The solar wind speed is currently moderately high (535.4 km/sec.)
The strength of the interplanetary magnetic field is moderate (14.89nT), the direction is North (10.87nT).

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Last X-flare2025/03/28X1.1
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Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025124.1 -10.1
Last 30 days124.7 -16.6

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