Viewing archive of Monday, 17 July 2017 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxMaximum fluxC
13 -130B2.0C2.312

Sunspot regions

Region 12665

Number of
sunspots
Size Class Magn. Class Spot Location
5 -7 340 -40 DKO S06W70
HMIIF
HMIBC

Solar flares on this day

B6.3 B3.3 C2.3 B3.2 B4.9 C1.2

Region 12666

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 10 AXX N15W56
HMIIF
HMIBC

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Space weather facts

Last X-flare2017/09/10X8.2
Last M-flare2020/05/29M1.1
Last geomagnetic storm2020/04/20Kp5 (G1)
Spotless days
Last 365 days319 days
2020124 days (81%)
Last spotless day2020/05/31

This day in history*

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ApG
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*since 1994

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