Viewing archive of Monday, 11 February 2002 - Sunspot regions

It appears that the image of the visible solar disk for this day in history is missing.
Sunspot number New regionsBackground fluxMaximum fluxC
206 12 1C1.36C3.368

Sunspot regions

Region 9809

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 40 -20 HSX S05W63

Region 9810

Number of
sunspots
Size Class Magn. Class Spot Location
3 -6 120 -30 CSO N10W41

Region 9811

Number of
sunspots
Size Class Magn. Class Spot Location
5 -8 100 -30 DSO S26W20

Region 9815

Number of
sunspots
Size Class Magn. Class Spot Location
5 -4 40 20 BXO N11W24

Region 9819

Number of
sunspots
Size Class Magn. Class Spot Location
5 2 20 10 BXO S30E04

Region 9820

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX N14E01

Region 9821

Number of
sunspots
Size Class Magn. Class Spot Location
33 7 280 200 ESI S14W11

Solar flares on this day

C2.4 C3.12 C1.72

Region 9822

Number of
sunspots
Size Class Magn. Class Spot Location
7 2 70 CSO N17E40

Solar flares on this day

C2.98

Region 9823

Number of
sunspots
Size Class Magn. Class Spot Location
7 3 30 10 CSO S05E09

Region 9824

Number of
sunspots
Size Class Magn. Class Spot Location
1 130 30 HSX N21E54

Region 9825

Number of
sunspots
Size Class Magn. Class Spot Location
12 6 480 160 EKI N12E57

Solar flares on this day

C2.25 C3.35

Region 9826

Number of
sunspots
Size Class Magn. Class Spot Location
5 20 CAO S23E39

All times in UTC

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G1 - Minor geomagnetic storm

Observed Kp: 5
Threshold reached: 01:51 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
Tórshavn
Reykjavik

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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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22:24 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.52)


15:15 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 14:59 UTC

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Space weather facts

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 2025151.3 +17.1
Last 30 days137.4 +0.1

This day in history*

Solar flares
12001X1.14
22000M4.54
32003M3.68
42002M3.12
52002M1.68
DstG
11984-100G3
21971-97G2
32006-82G2
41959-73G2
51995-68G1
*since 1994

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