Sunspot region AR12670

Number of
sunspots
Size Class Magn. Class Spot Location
2017/08/03 2 160 CSO S05E58
2017/08/04 3 150 HSX S05E45
2017/08/05 3 150 HSX S04E32
2017/08/06 3 150 HSX S06E20
2017/08/07 3 140 HSX S05E04
2017/08/08 1 140 HSX S06W09
2017/08/09 1 140 HSX S05W21
2017/08/10 1 130 HSX S06W33
2017/08/11 1 110 HSX S07W47
2017/08/12 1 110 HSX S07W59
2017/08/13 1 100 HSX S07W72
2017/08/14 1 110 HSX S07W85
2017/08/15 1 110 HSX S07W0*
BC
81

The top 9 solar flares from sunspot region 12670

Start Maximum End
1C1.322017/08/0223:5323:5900:04
2B2.942017/08/0318:1718:2618:33
3B22017/08/0318:5519:0419:23
4B1.842017/08/0602:2202:2602:31
5B1.792017/08/0221:3721:4421:48
6B1.732017/08/0517:4317:5017:53
7B1.612017/08/0609:5209:5609:59
8B1.522017/08/0523:0023:0523:09
9B1.192017/08/0219:2619:3219:37

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

Iqaluit, NU
Nuuk
Reykjavik
The Disturbance Storm Time index predicts moderate storm conditions right now (-51nT)

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Last X-flare2025/03/28X1.1
Last M-flare2025/04/01M2.5
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
April 2025147 -7.6
Last 30 days129.8 -18.9

This day in history*

Solar flares
12001X1.77
22017M8.35
31999M6.2
42001M3.57
52017M1.81
DstG
11979-168G4
21960-151G3
31992-105G2
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*since 1994

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