Sunspot region AR8574

Number of
sunspots
Size Class Magn. Class Spot Location
1999/06/06 3 10 CRO N30E40
1999/06/07 13 50 DAO N29E28
1999/06/08 16 220 DAO N28E14
1999/06/09 25 260 EAI N28E01
1999/06/10 27 300 EAI N29W12
1999/06/11 25 250 EAI N29W25
1999/06/12 18 160 ESO N29W37
1999/06/13 11 170 EAO N30W50
1999/06/14 6 100 CSO N30W63
1999/06/15 4 70 CAO N30W76
1999/06/16 1 50 HAX N30W91
C
8

The top 8 solar flares from sunspot region 8574

Start Maximum End
1C5.871999/06/1221:1321:2421:44
2C4.391999/06/0918:5319:0319:12
3C3.791999/06/0817:4918:0018:10
4C2.611999/06/0913:3413:5214:04
5C2.061999/06/1107:2707:3907:48
6C1.91999/06/0914:1814:2314:42
7C1.841999/06/0917:0717:1217:21
8C1.541999/06/0813:1613:2013:25
The solar wind speed is currently moderately high (626.2 km/sec.)

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!

Donate SpaceWeatherLive Pro
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

02:00 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 01:50 UTC

alert


Saturday, 5 April 2025
20:30 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 20:20 UTC

alert


20:24 UTC - Solar flare

Moderate M1.05 flare

alert


20:09 UTC - Radio Blackout

Minor R1 radio blackout in progress (≥M1 - current: M1.05)


10:00 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 78GW at 10:32 UTC


Get instant alerts!

Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/05M1.0
Last geomagnetic storm2025/04/05Kp6- (G2)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025150.4 +16.2
Last 30 days131.6 -13.4

This day in history*

Solar flares
12001X8.08
22004M3.44
32023M3.01
42000M2.7
52006M2.02
DstG
12000-291G4
21977-105G3
31988-100G2
41984-86
52010-81G1
*since 1994

Social networks