Viewing archive of Sunday, 21 April 2002 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxCX
1602C1.341

Sunspot regions

Region 9906

Number of
sunspots
Size Class Magn. Class Spot Location
27 -10 680 -170 EAC S14W79

Solar flares on this day

X1.5

Region 9907

Number of
sunspots
Size Class Magn. Class Spot Location
5 -3 70 DAO S03W48

Region 9909

Number of
sunspots
Size Class Magn. Class Spot Location
6 2 100 -20 CAO N07W10

Region 9910

Number of
sunspots
Size Class Magn. Class Spot Location
23 6 180 -30 EAO S20W18

Region 9911

Number of
sunspots
Size Class Magn. Class Spot Location
8 2 30 -10 DSO S13W04

Region 9912

Number of
sunspots
Size Class Magn. Class Spot Location
26 14 200 140 DAO N10E02

Region 9913

Number of
sunspots
Size Class Magn. Class Spot Location
6 30 CSO S16E10

Region 9914

Number of
sunspots
Size Class Magn. Class Spot Location
4 3 40 30 CAO N05E59

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Auroral activity Minor Severe
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Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2018/01/14Kp5 (G1)
Number of spotless days in 2018:7
Current stretch spotless days:2

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*since 1994

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