Viewing archive of Tuesday, 1 May 2001 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
152 -261C1.01M3.4951

Sunspot regions

Region 9433

Number of
sunspots
Size Class Magn. Class Spot Location
22 -8 440 -340 FAI N17W74

Solar flares on this day

C2.49 M3.49

Region 9436

Number of
sunspots
Size Class Magn. Class Spot Location
1 130 20 HSX S10W46

Region 9437

Number of
sunspots
Size Class Magn. Class Spot Location
3 1 20 10 AXX N09W45

Region 9441

Number of
sunspots
Size Class Magn. Class Spot Location
29 1 240 50 EAO N07W04

Solar flares on this day

C3.35 C3.26 C6.13

Region 9442

Number of
sunspots
Size Class Magn. Class Spot Location
1 50 -10 HSX N28E09

Region 9444

Number of
sunspots
Size Class Magn. Class Spot Location
4 -2 20 -30 BXO S11E38

Region 9445

Number of
sunspots
Size Class Magn. Class Spot Location
21 11 330 140 EAO N24E48

Solar flares on this day

C2.89

Region 9446

Number of
sunspots
Size Class Magn. Class Spot Location
4 1 10 BXO S05W36

Region 9447

Number of
sunspots
Size Class Magn. Class Spot Location
3 10 BXO N12E15

All times in UTC

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Last X-flare2025/03/28X1.1
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Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
April 2025152.5 -2.1
Last 30 days130.7 -17.9

This day in history*

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

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