Viewing archive of Friday, 22 October 1999 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxMaximum fluxC
153 -12 2C1.1C4.834

Sunspot regions

Region 8728

Number of
sunspots
Size Class Magn. Class Spot Location
1 -2 80 -30 HAX N22W94

Region 8731

Number of
sunspots
Size Class Magn. Class Spot Location
28 -17 320 -120 EAI N12W67

Region 8732

Number of
sunspots
Size Class Magn. Class Spot Location
15 -8 160 -10 FAI N21W76

Solar flares on this day

C4.8 C3.4

Region 8734

Number of
sunspots
Size Class Magn. Class Spot Location
1 -4 20 10 HSX N18W59

Region 8737

Number of
sunspots
Size Class Magn. Class Spot Location
28 11 170 100 EAI S15W12

Region 8738

Number of
sunspots
Size Class Magn. Class Spot Location
3 1 20 10 CSO N17E13

Region 8739

Number of
sunspots
Size Class Magn. Class Spot Location
8 5 130 80 DAO S12E58

Solar flares on this day

C2.7

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This day in history*

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*since 1994

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