Viewing archive of Tuesday, 27 March 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
291 -481C3M3.2973

Sunspot regions

Region 9387

Number of
sunspots
Size Class Magn. Class Spot Location
2 -5 160 50 CSO N09W38

Region 9389

Number of
sunspots
Size Class Magn. Class Spot Location
30 5 90 -10 FAI S13W02

Region 9390

Number of
sunspots
Size Class Magn. Class Spot Location
18 -7 90 10 ESI N15W08

Solar flares on this day

C6.05 C8.08

Region 9392

Number of
sunspots
Size Class Magn. Class Spot Location
1 -3 60 20 HSX N18W80

Region 9393

Number of
sunspots
Size Class Magn. Class Spot Location
61 40 1100 60 FKC N18E27

Solar flares on this day

M1.05 C8.09 C6.01

Region 9394

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 10 HSX N09E22

Region 9395

Number of
sunspots
Size Class Magn. Class Spot Location
4 1 60 10 CSO S12E35

Region 9396

Number of
sunspots
Size Class Magn. Class Spot Location
22 7 110 70 DAI S06W32

Region 9397

Number of
sunspots
Size Class Magn. Class Spot Location
11 2 260 70 EAO S10E47

Solar flares on this day

M1.19

Region 9398

Number of
sunspots
Size Class Magn. Class Spot Location
1 -6 10 -20 HSX N21W26

Region 9399

Number of
sunspots
Size Class Magn. Class Spot Location
9 2 30 DSO S29W22

Region 9400

Number of
sunspots
Size Class Magn. Class Spot Location
4 3 10 10 CRO N10E05

Region 9401

Number of
sunspots
Size Class Magn. Class Spot Location
21 13 270 120 DKO N22E43

Solar flares on this day

C6.49 M3.28

Region 9402

Number of
sunspots
Size Class Magn. Class Spot Location
3 10 CRO N16E02

Solar flares on this day

C9.06

Region 9403

Number of
sunspots
Size Class Magn. Class Spot Location
1 20 HRX S13E62

All times in UTC

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

Gillam, MB, Yellowknife, NT
The maximum X-ray flux of the past two hours is:
M5.61

S2 - Moderate solar radiation storm

Infrequent effects on HF radio through polar regions and satellite operations

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06:48 UTC - Radio Blackout

Moderate R2 radio blackout in progress (≥M5 - current: M5.36)


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Minor R1 radio blackout in progress (≥M1 - current: M1.7)


02:15 UTC - Solar protons

Moderate S2 Solar Radiation Storm - Infrequent effects on HF radio through polar regions and satellite operations


Monday, 31 March 2025
11:15 UTC - Solar protons

Minor S1 Solar Radiation Storm - Minor impacts on HF radio through polar regions


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Moderate M1.26 flare

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/03/31M1.2
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
Last 30 days128.5 -22.7

This day in history*

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12001M7.89
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32001M5.75
42024M3.9
52001M1.85
DstG
11960-327G4
22001-228G2
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51989-93G2
*since 1994

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