Viewing archive of Saturday, 21 April 2001 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
156 532 2B9.14C6.896

Sunspot regions

Region 9429

Number of
sunspots
Size Class Magn. Class Spot Location
1 50 -10 HSX N09W18

Region 9431

Number of
sunspots
Size Class Magn. Class Spot Location
4 30 CSO S12E15

Region 9432

Number of
sunspots
Size Class Magn. Class Spot Location
11 2 50 DAO N08W06

Region 9433

Number of
sunspots
Size Class Magn. Class Spot Location
17 700 110 FHO N17E52

Solar flares on this day

C2.47 C2.49 C4.79 C5.19

Region 9434

Number of
sunspots
Size Class Magn. Class Spot Location
3 -1 30 -20 DSO N19W38

Region 9435

Number of
sunspots
Size Class Magn. Class Spot Location
7 3 30 10 DAO S20E14

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!

100%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2024/11/06X2.39
Last M-flare2024/11/20M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024142.7 -23.8
Last 30 days155.2 +4.4

This day in history*

Solar flares
12012M5.08
21999M4.93
31999M3.27
42000M2.33
52012M2.11
DstG
12003-309G3
21991-135G3
32002-128G3
41960-111G2
51970-110G2
*since 1994

Social networks