Viewing archive of Wednesday, 25 March 2015 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
115 -120 -1B7.71M1.2571

Sunspot regions

Region 12303

Number of
sunspots
Size Class Magn. Class Spot Location
7 4 100 10 CAO N19W30
HMIIF
HMIBC

Region 12305

Number of
sunspots
Size Class Magn. Class Spot Location
15 340 30 EKC S08E32
HMIIF
HMIBC

Solar flares on this day

C3.75 C1.84 M1.25 C2.54 C4.69 C1.77 C4.79 C1.64

Region 12307

Number of
sunspots
Size Class Magn. Class Spot Location
3 10 -10 BXO S19W04
HMIIF
HMIBC

Region 12308

Number of
sunspots
Size Class Magn. Class Spot Location
1 -4 50 10 HAX N16W75
HMIIF
HMIBC

Region 12309

Number of
sunspots
Size Class Magn. Class Spot Location
1 -2 0 -20 AXX N14W36
HMIIF
HMIBC

Region 12310

Number of
sunspots
Size Class Magn. Class Spot Location
4 -1 20 CAO N06E41
HMIIF
HMIBC

Region 12311

Number of
sunspots
Size Class Magn. Class Spot Location
2 -1 0 -30 AXX N11W60
HMIIF
HMIBC

Region 12312

Number of
sunspots
Size Class Magn. Class Spot Location
3 1 30 20 CAO N08E54
HMIIF
HMIBC

Region 12313

Number of
sunspots
Size Class Magn. Class Spot Location
1 30 HSX N18E63
HMIIF
HMIBC

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

Oulu
Arkhangelsk
Sundsvall, Umeå
The solar wind speed is currently moderately high (587 km/sec.)

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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/22M1.3
Last geomagnetic storm2025/04/21Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025120 -14.2
Last 30 days111.9 -31

This day in history*

Solar flares
12001M4.66
22022M3.4
32024M2.81
42011M2.64
52004M1.78
DstG
11970-137G3
21988-109G1
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*since 1994

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