Viewing archive of Thursday, 12 May 2016 - Sunspot regions

It appears that the image of the visible solar disk for this day in history is missing.
Sunspot number New regionsBackground fluxMaximum flux
67 -50B2.71B6.69

Sunspot regions

Region 12542

Number of
sunspots
Size Class Magn. Class Spot Location
12 -3 130 CAI N11W23
HMIIF
HMIBC

Solar flares on this day

B6.71

Region 12543

Number of
sunspots
Size Class Magn. Class Spot Location
9 -1 110 20 DAI S05W27
HMIIF
HMIBC

Region 12544

Number of
sunspots
Size Class Magn. Class Spot Location
6 2 30 -10 CSO N21E33
HMIIF
HMIBC

Solar flares on this day

B7.57

Region 12545

Number of
sunspots
Size Class Magn. Class Spot Location
5 4 30 20 CRO S21W09
HMIIF
HMIBC

All times in UTC

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Space weather facts

Last X-flare2025/12/08X1.1
Last M-flare2025/12/08M1.8
Last geomagnetic storm2025/12/04Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 202591.8 -22.8
December 2025162.7 +70.9
Last 30 days108 +13.3

This day in history*

Solar flares
12024X2.2
22025X1.1
32023M5.49
42001M4.87
52025M2.4
DstG
11993-95G2
21982-78G1
31960-70G1
41976-67G1
52013-66G2
*since 1994

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