Viewing archive of Friday, 13 March 2015 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxCM
87 312 1B4.862

Sunspot regions

Region 12297

Number of
sunspots
Size Class Magn. Class Spot Location
20 1 340 -10 DKC S16W00

Solar flares on this day

C2.0 M1.2 M1.8 C6.9 C1.6 C1.9

Region 12298

Number of
sunspots
Size Class Magn. Class Spot Location
3 10 CRO S11W52

Region 12299

Number of
sunspots
Size Class Magn. Class Spot Location
3 10 CRO S07E60

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/03/17Kp5 (G1)
Number of spotless days in 2019:53
Last spotless day:2019/03/17

This day in history*

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*since 1994

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