Viewing archive of Thursday, 17 October 2013 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
166 463 2C1.23M1.8351

Sunspot regions

Region 11861

Number of
sunspots
Size Class Magn. Class Spot Location
13 -4 350 -130 DHC S10W57
HMIIF
HMIBC

Solar flares on this day

C1.73 C8.36 C6.93 M1.83

Region 11864

Number of
sunspots
Size Class Magn. Class Spot Location
1 50 -10 HSX S23W45
HMIIF
HMIBC

Region 11865

Number of
sunspots
Size Class Magn. Class Spot Location
3 -8 50 -40 DSO S22W37
HMIIF
HMIBC

Region 11867

Number of
sunspots
Size Class Magn. Class Spot Location
2 -2 10 -10 BXO N23W74
HMIIF
HMIBC

Region 11869

Number of
sunspots
Size Class Magn. Class Spot Location
2 20 -10 DSO N18E27
HMIIF
HMIBC

Region 11870

Number of
sunspots
Size Class Magn. Class Spot Location
2 -6 10 -10 BXO S13W35
HMIIF
HMIBC

Region 11871

Number of
sunspots
Size Class Magn. Class Spot Location
2 1 10 -10 AXX N17E32
HMIIF
HMIBC

Region 11872

Number of
sunspots
Size Class Magn. Class Spot Location
1 90 30 HSX S17E55
HMIIF
HMIBC

Region 11873

Number of
sunspots
Size Class Magn. Class Spot Location
4 30 CRO N11E60
HMIIF
HMIBC

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-flare2024/11/06X2.39
Last M-flare2024/11/23M1.1
Last geomagnetic storm2024/11/10Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
October 2024166.4 +25
November 2024144.7 -21.7
Last 30 days158.6 +10.8

This day in history*

Solar flares
12000X3.4
22000X2.87
32000X2.71
41998X1.54
51999M4.33
DstG
12001-221G4
21982-197G3
31986-86G2
41981-66
51991-65
*since 1994

Social networks