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Real-time auroral and solar activity

Sunspot region AR13391

Number of
sunspots		 Size Class Magn. Class Spot Location
2023/07/29 1 30 HSX N25E75
2023/07/30 1 50 HSX N25E66
2023/07/31 2 130 HSX N25E49
2023/08/01 1 50 HSX N23E35
2023/08/02 2 80 CSO N24E26
2023/08/03 1 90 HSX N22E11
2023/08/04 2 90 HSX N24W02
2023/08/05 1 80 HSX N24W13
2023/08/06 1 80 HSX N23W27
2023/08/07 1 50 HSX N23W40
2023/08/08 1 40 HAX N23W53
2023/08/09 1 70 HSX N23W67
2023/08/10 1 40 HSX N21W78
2023/08/11 1 30 HSX N22W88
2023/08/12 1 30 HSX N22W0*
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AR4048 21AR4043 48Coronal holes 44AR4046 129Incoming & Unnumbered Active Regions 1658
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Latest alerts

02:09 UTC - Solar flare

Moderate M1.54 flare from sunspot region 4048

alert

01:42 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.24)

Saturday, 29 March 2025
23:21 UTC - Solar flare

Moderate M1.91 flare from sunspot region 4048

alert

22:51 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.1)

21:57 UTC - Solar flare

Moderate M1.45 flare from sunspot region 4048

alert

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/03/30M1.5
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
March 2025127.5 -27.1
Last 30 days127.5 -24.7

This day in history*

Solar flares
12022X1.38
22024M9.4
32024M9.3
42023M5.41
52000M4.97
DstG
11990-187G4
21957-107G2
31979-104G1
41989-103G3
51988-88G2
*since 1994

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