Sunspot region AR11301

Number of
sunspots
Size Class Magn. Class Spot Location
2011/09/19 2 60 DSO N21E77
2011/09/20 5 110 DAO N20E63
2011/09/21 7 130 DSO N19E52
2011/09/22 10 210 ESO N20E41
2011/09/23 12 120 ESO N19E29
2011/09/24 14 110 DSO N20E13
2011/09/25 16 90 FSO N18W01
2011/09/26 18 90 ESI N18W13
2011/09/27 15 40 CSO N17W23
2011/09/28 1 20 HSX N18W36
2011/09/29 8 30 CRO N18W51
2011/09/30 1 20 HSX N16W64
2011/10/01 1 20 HSX N16W76
C
8

The top 8 solar flares from sunspot region 11301

Start Maximum End
1C9.962011/09/1915:3515:4115:47
2C5.582011/09/2111:1711:2411:28
3C4.242011/09/1807:3207:3507:37
4C3.982011/09/2100:5501:0701:14
5C3.582011/09/2012:4413:5314:22
6C2.912011/09/2006:4406:5607:00
7C2.552011/09/2012:2812:3412:38
8C1.932011/09/1918:3418:4718:54

Active geomagnetic conditions

Observed Kp: 4
Threshold reached: 01:41 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
Nuuk
Reykjavik

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Latest alerts

01:45 UTC - Geomagnetic activity

Active geomagnetic conditions (Kp4) Threshold Reached: 01:41 UTC

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Wednesday, 9 April 2025
08:12 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 76GW at 08:57 UTC


02:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 01:45 UTC

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Tuesday, 8 April 2025
23:57 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 50GW at 00:44 UTC


22:42 UTC - Solar flare

Moderate M1.57 flare

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Last X-flare2025/03/28X1.1
Last M-flare2025/04/08M1.5
Last geomagnetic storm2025/04/06Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025148.6 +14.4
Last 30 days139.3 +3.1

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