Sunspot region AR8340

Number of
sunspots
Size Class Magn. Class Spot Location
1998/09/18 1 150 HHX N20E76
1998/09/19 8 360 DKO N22E64
1998/09/20 12 470 CKO N19E50
1998/09/21 11 490 DKO N19E38
1998/09/22 21 540 DKO N19E25
1998/09/23 28 380 DAI N20E11
1998/09/24 31 460 EKO N20W02
1998/09/25 25 520 DKO N20W15
1998/09/26 18 390 DKI N20W27
1998/09/27 18 350 CKI N21W40
1998/09/28 8 300 CKO N19W54
1998/09/29 7 320 CHO N20W68
1998/09/30 1 230 HSX N19W82
1998/10/01 1 100 HSX N19W93
BCM
2122

The top 10 solar flares from sunspot region 8340

Start Maximum End
1M9.961998/09/2306:4007:1307:31
2M4.11998/09/3013:0813:5014:48
3C8.811998/09/2901:5402:0202:09
4C8.591998/09/2723:3723:4223:49
5C7.541998/09/2716:2316:4216:46
6C4.741998/09/2805:4405:5305:58
7C4.031998/09/2107:3608:0608:23
8C3.771998/09/2708:0608:1308:23
9C3.271998/09/2322:4322:5022:55
10C2.871998/09/2118:1218:2118:34
Currently there's no noteworthy space weather

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

04:15 UTC - Geomagnetic activity

Active geomagnetic conditions (Kp4) Threshold Reached: 03:57 UTC

alert


02:30 UTC - Hemispheric Power Index

The OVATION model predicts the Hemispheric Power Index to reach 50GW at 03:23 UTC


Wednesday, 16 April 2025
21:45 UTC - Geomagnetic activity

Minor G1 geomagnetic storm (Kp5) Threshold Reached: 21:36 UTC

alert


21:00 UTC - Geomagnetic activity

Severe G4 geomagnetic storm (Kp8) Threshold Reached: 20:55 UTC

alert


19:45 UTC - Geomagnetic activity

Strong G3 geomagnetic storm (Kp7) Threshold Reached: 19:25 UTC

alert


Get instant alerts!

Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/15M1.2
Last geomagnetic storm2025/04/16Kp8- (G4)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025120.5 -13.7
Last 30 days118.3 -22.1

This day in history*

Solar flares
12014X1.05
22016M9.63
32024M2.2
42022M1.9
52024M1.6
DstG
11965-162G4
22002-127G3
32001-114G3
41990-95G1
51957-89G2
*since 1994

Social networks