Viewing archive of Saturday, 23 April 2011 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
80 -230B5.29C3.528

Sunspot regions

Region 11191

Number of
sunspots
Size Class Magn. Class Spot Location
3 2 10 AXX N08W66

Region 11193

Number of
sunspots
Size Class Magn. Class Spot Location
16 -4 190 -110 ESI N17W45

Solar flares on this day

C1.14 B8.61 B9.41

Region 11195

Number of
sunspots
Size Class Magn. Class Spot Location
25 15 340 100 EKC S18E28

Solar flares on this day

C1.92 C1.21 B8.44 C2.84 C1.68 C1.71 C3.5 B7.59 C1.54

Region 11196

Number of
sunspots
Size Class Magn. Class Spot Location
6 2 50 10 CRO S25E52

Region 11198

Number of
sunspots
Size Class Magn. Class Spot Location
3 -1 10 BXO S25W53

All times in UTC

<< Go to daily overview page

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

SpaceWeatherLive Pro
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/12/08X2.2
Last M-flare2024/12/23M1.0
Last geomagnetic storm2024/12/17Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 2024152.5 -13.9
December 2024106.6 -45.9
Last 30 days116.1 -41.8

This day in history*

Solar flares
12015M6.75
21998M3.34
32013M2.36
42013M1.97
52001M1.69
DstG
12002-67
22000-62G2
31989-60
42014-57
51982-53G1
*since 1994

Social networks