Viewing archive of Monday, 12 January 2015 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
111 -220C1.43M1.0261

Sunspot regions

Region 12253

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX S06W0*

Region 12255

Number of
sunspots
Size Class Magn. Class Spot Location
18 12 130 60 EAO S15W55
HMIIF
HMIBC

Solar flares on this day

C4.51 C2.92 M1.01

Region 12257

Number of
sunspots
Size Class Magn. Class Spot Location
24 -11 450 -20 EKC N07W55
HMIIF
HMIBC

Solar flares on this day

C4.44

Region 12258

Number of
sunspots
Size Class Magn. Class Spot Location
3 -1 10 -10 BXO N16E12
HMIIF
HMIBC

Region 12259

Number of
sunspots
Size Class Magn. Class Spot Location
8 -1 310 20 EKO S16E26
HMIIF
HMIBC

Region 12260

Number of
sunspots
Size Class Magn. Class Spot Location
4 -3 30 CRO N09W17
HMIIF
HMIBC

Solar flares on this day

C8.78

Region 12261

Number of
sunspots
Size Class Magn. Class Spot Location
2 1 30 HSX S11E45
HMIIF
HMIBC

Solar flares on this day

C5.3

Region 12262

Number of
sunspots
Size Class Magn. Class Spot Location
4 1 20 CRO S01W31
HMIIF
HMIBC

All times in UTC

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Space weather facts

Last X-flare2025/12/08X1.1
Last M-flare2025/12/09M1.5
Last geomagnetic storm2025/12/04Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 202591.8 -22.8
December 2025160.6 +68.8
Last 30 days108 +10.6

This day in history*

Solar flares
12024M6.46
22023M2.3
32002M1.63
42024M1.6
52024M1.5
DstG
11983-61G1
21982-60G2
31997-56
41985-54
52003-51G1
*since 1994

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