Viewing archive of Monday, 12 May 2025 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
64 -131B6.8M1.979

Sunspot regions

Region 14079

Number of
sunspots
Size Class Magn. Class Spot Location
3 140 CSO N08W0*
HMIIF
HMIBC

Solar flares on this day

M1.9 C1.6 C1.6 C2.7

Region 14082

Number of
sunspots
Size Class Magn. Class Spot Location
1 40 10 HSX S09W51
HMIIF
HMIBC

Region 14084

Number of
sunspots
Size Class Magn. Class Spot Location
4 2 10 -10 AXX S20E07
HMIIF
HMIBC

Region 14085

Number of
sunspots
Size Class Magn. Class Spot Location
2 -4 30 CRO N03W01
HMIIF
HMIBC

Region 14086

Number of
sunspots
Size Class Magn. Class Spot Location
6 3 30 20 CRO N07W71
HMIIF
HMIBC

Solar flares on this day

C1.2 C1.0

Region 14087

Number of
sunspots
Size Class Magn. Class Spot Location
1 90 HSX N15E79
HMIIF
HMIBC

Solar flares on this day

C2.7 C1.2

All times in UTC

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Space weather facts

Last X-flare2026/03/30X1.4
Last M-flare2026/03/28M1.3
Last geomagnetic storm2026/03/25Kp5+ (G1)
Spotless days
Last 365 days3 days
20263 days (3%)
Last spotless day2026/02/24
Monthly mean Sunspot Number
February 202678.2 -34.3
March 202688.4 +10.2
Last 30 days88.4 +14.9

This day in history*

Solar flares
12022M9.67
22000M5.89
32001M3.06
42000M2.9
52000M2.71
DstG
12001-387G4
21960-191G4
31989-100G2
41990-88
52003-78G2
*since 1994

Aurora on this day in history

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