Top 25 sunspot regions of 2009
On this page you will find an overview of the largest sunspot regions of the year 2009. This page is updated daily. Sunspot information comes from the NOAA SWPC.
| Region | Size | Number of sunspots | Class Magn. | Class Spot | ||
|---|---|---|---|---|---|---|
| 1 | 2009/10/30 | 1029 | 380 | 9 | EKO | |
| 2 | 2009/12/19 | 1035 | 310 | 10 | ESI | |
| 3 | 2009/07/10 | 1024 | 230 | 5 | EAO | |
| 4 | 2009/09/25 | 1027 | 110 | 11 | DAO | |
| 5 | 2009/12/28 | 1039 | 100 | 7 | DSO | |
| 6 | 2009/06/02 | 1019 | 80 | 13 | CRO | |
| 7 | 2009/09/25 | 1026 | 70 | 1 | HSX | |
| 8 | 2009/12/22 | 1036 | 70 | 7 | DSO | |
| 9 | 2009/11/20 | 1033 | 60 | 7 | BXO | |
| 10 | 2009/01/12 | 1010 | 50 | 10 | BXO | |
| 11 | 2009/11/06 | 1030 | 50 | 5 | CRO | |
| 12 | 2009/06/23 | 1023 | 40 | 3 | CSO | |
| 13 | 2009/05/19 | 1017 | 30 | 4 | BXO | |
| 14 | 2009/05/24 | 1018 | 30 | 3 | BXO | |
| 15 | 2009/02/25 | 1013 | 20 | 2 | CSO | |
| 16 | 2009/03/07 | 1014 | 20 | 2 | BXO | |
| 17 | 2009/04/30 | 1016 | 20 | 5 | CAO | |
| 18 | 2009/11/19 | 1032 | 20 | 4 | BXO | |
| 19 | 2009/12/12 | 1034 | 20 | 3 | BXO | |
| 20 | 2009/06/09 | 1020 | 20 | 2 | BXO | |
| 21 | 2009/06/22 | 1022 | 20 | 2 | BXO | |
| 22 | 2009/12/22 | 1038 | 20 | 3 | CSO | |
| 23 | 2009/09/01 | 1025 | 10 | 2 | BXO | |
| 24 | 2009/01/20 | 1011 | 10 | 3 | BXO | |
| 25 | 2009/02/12 | 1012 | 10 | 1 | AXX |
Latest news
Sunday, 8 December 2024
X2.2 solar flare, SDO outage
Thursday, 21 November 2024
Major far side eruption, S1 radiation storm
Monday, 11 November 2024
Coronal hole faces Earth
Latest forum messages
Unexplained proton activity 5jsoc 61Filaments and prominences 594Changelog/Featurelog 162Power transmission for all of us. And why I believe we are better prepared than ever for major solar events 1
More topicsSupport 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!
Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/21 | M1.9 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 100.9 -51.6 |
| Last 30 days | 116.1 -38.9 |