Viewing archive of Tuesday, 17 February 2015 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxMaximum flux
40 -40B3.8B7.3561

Sunspot regions

Region 12282

Number of
sunspots
Size Class Magn. Class Spot Location
10 2 210 CSO N11W37

Solar flares on this day

B7.3

Region 12284

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 0 -10 AXX N15E16

Region 12285

Number of
sunspots
Size Class Magn. Class Spot Location
3 -2 10 -10 BXO S09W29

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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/06/08Kp5 (G1)
Number of spotless days in 2019:105
Current stretch spotless days:33

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*since 1994

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