Viewing archive of Tuesday, 21 December 2021 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
147 323 2B7.49M1.48112

Sunspot regions

Region 12907

Number of
sunspots
Size Class Magn. Class Spot Location
14 1 200 50 DAI S21W40
HMIIF
HMIBC

Solar flares on this day

C5.6

Region 12908

Number of
sunspots
Size Class Magn. Class Spot Location
18 8 100 DSI S16W25
HMIIF
HMIBC

Solar flares on this day

C2.9 C3.3 C4.1 C5.0 C1.0 C5.0

Region 12909

Number of
sunspots
Size Class Magn. Class Spot Location
3 -2 80 -20 HAX S19W13
HMIIF
HMIBC

Solar flares on this day

C4.9

Region 12910

Number of
sunspots
Size Class Magn. Class Spot Location
3 1 20 10 CRO N15W79
HMIIF
HMIBC

Region 12911

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 20 HRX N19E17
HMIIF
HMIBC

Region 12912

Number of
sunspots
Size Class Magn. Class Spot Location
1 30 HSX S11E38
HMIIF
HMIBC

Region 12913

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX S28E18
HMIIF
HMIBC

Region 12914

Number of
sunspots
Size Class Magn. Class Spot Location
2 10 BXO S17E23
HMIIF
HMIBC

Region 12915

Number of
sunspots
Size Class Magn. Class Spot Location
3 30 DSO N16E34
HMIIF
HMIBC

Region 12916

Number of
sunspots
Size Class Magn. Class Spot Location
1 100 HSX S18E82
HMIIF
HMIBC

Solar flares on this day

M1.1 M1.4 C2.0

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