Viewing archive of Saturday, 20 April 2019 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxMaximum flux
11 -120A8.1B8.1

Sunspot regions

Region 12738

Number of
sunspots
Size Class Magn. Class Spot Location
1 250 -10 HHX N06W90

Solar flares on this day

B1.5 B8.1 B6.4

Region 12739

Number of
sunspots
Size Class Magn. Class Spot Location
2 20 BXO N05W48

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Space weather facts

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 2019:110
Last spotless day:2019/06/23

This day in history*

Solar flares
12015M7.9
22000M2.5
32000M1.9
42000C7.7
51998C6.5
ApG
1201532G2
2200316
3199516G1
4201812G1
5200511
*since 1994

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