Viewing archive of Tuesday, 23 April 2002 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
180 253C1.41C2.674

Sunspot regions

Region 9909

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 50 HSX N08W37

Region 9910

Number of
sunspots
Size Class Magn. Class Spot Location
6 -7 80 -20 CSO S21W47

Region 9912

Number of
sunspots
Size Class Magn. Class Spot Location
15 -6 320 50 DAI N10W25

Region 9913

Number of
sunspots
Size Class Magn. Class Spot Location
1 -7 20 10 HRX S15W19

Region 9914

Number of
sunspots
Size Class Magn. Class Spot Location
9 4 150 80 DSO N04E31

Solar flares on this day

C2.35

Region 9915

Number of
sunspots
Size Class Magn. Class Spot Location
9 8 120 90 DAO N12E42

Solar flares on this day

C1.59

Region 9916

Number of
sunspots
Size Class Magn. Class Spot Location
8 4 150 DSO S17E60

Region 9917

Number of
sunspots
Size Class Magn. Class Spot Location
2 20 CRO S30E45

Region 9918

Number of
sunspots
Size Class Magn. Class Spot Location
3 10 BXO N06E00

Region 9919

Number of
sunspots
Size Class Magn. Class Spot Location
1 60 HSX N11E80

<< 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!

54%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/03/28X1.1
Last M-flare2024/04/27M2.1
Last geomagnetic storm2024/04/26Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2024104.9 -19.8
Last 30 days136.8 +28.6

This day in history*

Solar flares
11998X1.54
22006X1.13
32003M2.46
42024M2.1
52001M1.81
ApG
11956172G4
2195554G4
3193761G3
4196031G3
5199530G2
*since 1994

Social networks