Viewing archive of Tuesday, 28 January 2025 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
128 -181 -2C1.75M1.7151

Sunspot regions

Region 13962

Number of
sunspots
Size Class Magn. Class Spot Location
2 30 HAX N18W0*
HMIIF
HMIBC

Region 13965

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX N13W95
HMIIF
HMIBC

Region 13967

Number of
sunspots
Size Class Magn. Class Spot Location
4 30 DRO S17W79
HMIIF
HMIBC

Region 13971

Number of
sunspots
Size Class Magn. Class Spot Location
13 170 DAI N13W0*
HMIIF
HMIBC

Region 13972

Number of
sunspots
Size Class Magn. Class Spot Location
10 4 40 20 CAO S19W71
HMIIF
HMIBC

Region 13974

Number of
sunspots
Size Class Magn. Class Spot Location
13 1 90 DAI S17E47
HMIIF
HMIBC

Region 13975

Number of
sunspots
Size Class Magn. Class Spot Location
3 -5 20 BXO N15W69
HMIIF
HMIBC

Region 13976

Number of
sunspots
Size Class Magn. Class Spot Location
16 8 130 5 DAC N13E68
HMIIF
HMIBC

Solar flares on this day

C4.8 C3.3 C3.3

Region 13977

Number of
sunspots
Size Class Magn. Class Spot Location
11 9 50 10 CAO N18E65
HMIIF
HMIBC

Solar flares on this day

M1.71

Region 13978

Number of
sunspots
Size Class Magn. Class Spot Location
1 100 HAX N11E80
HMIIF
HMIBC

All times in UTC

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Space weather facts

Last X-flare2025/01/04X1.85
Last M-flare2025/02/21M1.4
Last geomagnetic storm2025/02/19Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
January 2025137 -17.5
February 2025151.4 +14.4
Last 30 days149 -14

This day in history*

Solar flares
12024X6.37
22024X1.70
32002M6.4
42024M4.8
52023M2.6
DstG
11994-144G4
21988-130G3
31973-107G2
41979-97G1
51992-97G1
*since 1994

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