Viewing archive of Monday, 21 November 2011 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
1010 -1B7.29C4.496

Sunspot regions

Region 11346

Number of
sunspots
Size Class Magn. Class Spot Location
3 -3 40 -20 CSO S18W44

Region 11352

Number of
sunspots
Size Class Magn. Class Spot Location
7 1 120 10 DSO S25E15

Region 11353

Number of
sunspots
Size Class Magn. Class Spot Location
2 1 20 -20 HSX N07E32

Region 11354

Number of
sunspots
Size Class Magn. Class Spot Location
12 220 DAI S17E30

Solar flares on this day

C2.64

Region 11355

Number of
sunspots
Size Class Magn. Class Spot Location
1 90 HSX N14E44

Region 11356

Number of
sunspots
Size Class Magn. Class Spot Location
1 110 50 HSX N14E63

Solar flares on this day

C1.14 C1.87

Region 11357

Number of
sunspots
Size Class Magn. Class Spot Location
5 20 DRO N17W18

All times in UTC

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Last X-flare2026/02/04X4.21
Last M-flare2026/03/28M1.3
Last geomagnetic storm2026/03/25Kp5+ (G1)
Spotless days
Last 365 days3 days
20263 days (3%)
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Monthly mean Sunspot Number
February 202678.2 -34.3
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This day in history*

Solar flares
12024X1.12
22025X1.1
32025X1.1
42024M9.7
52024M7.1
DstG
11959-176G3
21957-141G3
31984-105G3
42001-87G2
51976-78
*since 1994

Aurora on this day in history

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