Viewing archive of Thursday, 18 February 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 fluxCM
35 -250 -1B5.71M1.0351

Sunspot regions

Region 12497

Number of
sunspots
Size Class Magn. Class Spot Location
14 220 EAC N13W89
HMIIF
HMIBC

Solar flares on this day

M1.03 C1.47 C1.07 C1.61 C1.78

Region 12501

Number of
sunspots
Size Class Magn. Class Spot Location
1 50 20 HSX N05E34
HMIIF
HMIBC

Solar flares on this day

C2.62

Region 12502

Number of
sunspots
Size Class Magn. Class Spot Location
2 -2 10 BXO N08W14
HMIIF
HMIBC

Region 12503

Number of
sunspots
Size Class Magn. Class Spot Location
3 20 CRO N06W00
HMIIF
HMIBC

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Last X-flare2024/03/28X1.1
Last M-flare2024/04/27M2.1
Last geomagnetic storm2024/04/26Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2024104.9 -19.8
Last 30 days136.8 +28.6

This day in history*

Solar flares
11998X1.54
22006X1.13
32003M2.46
42024M2.1
52001M1.81
ApG
11956172G4
2195554G4
3193761G3
4196031G3
5199530G2
*since 1994

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