Viewing archive of Saturday, 17 July 2010 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxC
13 -40B1.34C3.551

Sunspot regions

Region 11087

Number of
sunspots
Size Class Magn. Class Spot Location
7 2 50 -10 ESO N20W19

Solar flares on this day

B1.53 C3.5

All times in UTC

<< Go to daily overview page

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!

No Ads on SWL Pro!
No Ads on SWL Pro! Subscriptions
Donations
Support SpaceWeatherLive.com! Donate
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2025/12/08X1.1
Last M-flare2026/01/11M3.3
Last geomagnetic storm2026/01/11Kp5+ (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
December 2025124 +32.2
January 202696.8 -27.3
Last 30 days98.4 -9.3

This day in history*

Solar flares
12015M8.1
22015M7.09
32023M3.9
42002M3.2
52013M2.47
DstG
11999-112G3
21996-90G1
31967-86G2
41989-70
51992-69G1
*since 1994

Social networks