Sunspot region AR9166

Number of
sunspots
Size Class Magn. Class Spot Location
2000/09/15 3 70 DSO S13E71
2000/09/16 10 270 DSI S14E60
2000/09/17 20 290 EAI S14E50
2000/09/18 32 340 EAI S14E37
2000/09/19 34 570 EAI S14E24
2000/09/20 33 670 DKC S13E11
2000/09/21 50 590 EKI S13W02
2000/09/22 49 760 EKO S12W16
2000/09/23 48 610 EKI S12W30
2000/09/24 42 450 EAI S11W44
2000/09/25 38 340 EAI S11W56
2000/09/26 23 380 DAI S12W70
2000/09/27 10 370 DKI S12W82
2000/09/28 2 60 HSX S11W93
CM
233

The top 10 solar flares from sunspot region 9166

Start Maximum End
1M6.272000/09/2403:2803:3803:47
2M4.932000/09/2500:4100:5301:04
3M1.242000/09/1823:4723:5223:56
4C8.732000/09/1518:2918:3518:40
5C8.22000/09/1821:0521:1421:29
6C7.162000/09/2421:3721:5422:44
7C7.132000/09/1903:2803:3203:37
8C6.332000/09/2423:2323:2723:34
9C6.242000/09/1822:1722:2322:28
10C6.092000/09/2301:4802:0402:22

Active geomagnetic conditions

Observed Kp: 4
Threshold reached: 02:40 UTC

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

Gillam, MB, Iqaluit, NU, Yellowknife, NT
Nuuk
Utqiagvik, AK
Reykjavik
The strength of the interplanetary magnetic field is moderate (17.67nT), the direction is moderately South (-10.35nT).

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Latest alerts

02:45 UTC - Geomagnetic activity

Active geomagnetic conditions (Kp4) Threshold Reached: 02:30 UTC

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Friday, 31 January 2025
20:42 UTC - Solar flare

Moderate M1.84 flare

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20:27 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.84)


14:30 UTC - Type II Radio Emission

Begin Time: 31/01/2025 13:56 UTC Estimated Velocity: 673km/sec.


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Space weather facts

Last X-flare2025/01/04X1.85
Last M-flare2025/01/31M1.8
Last geomagnetic storm2025/01/04Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
December 2024154.5 +2
Last 30 days144.5 +6.7

This day in history*

Solar flares
12014M4.37
22003M1.76
32014M1.47
42003M1.42
52001M1.13
DstG
11992-91G2
21982-83G2
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*since 1994

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