Sunspot region AR10661
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2004/08/13 | 1 | 80 | HSX | N08E84 | |
| 2004/08/14 | 2 | 360 | DAO | N07E73 | |
| 2004/08/15 | 2 | 340 | DAO | N07E60 | |
| 2004/08/16 | 2 | 390 | DKO | N07E47 | |
| 2004/08/17 | 4 | 470 | EKO | N07E34 | |
| 2004/08/18 | 11 | 470 | DKO | N09E20 | |
| 2004/08/19 | 13 | 540 | DKO | N10E07 | |
| 2004/08/20 | 17 | 510 | EKO | N09W06 | |
| 2004/08/21 | 16 | 470 | EKO | N08W19 | |
| 2004/08/22 | 9 | 450 | DKO | N07W33 | |
| 2004/08/23 | 7 | 430 | DKO | N06W47 | |
| 2004/08/24 | 6 | 410 | DKO | N07W60 | |
| 2004/08/25 | 3 | 320 | DHO | N06W73 | |
| 2004/08/26 | 3 | 300 | DHO | N06W86 |
| B | C |
|---|---|
| 4 | 4 |
The top 8 solar flares from sunspot region 10661
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.7 | 2004/08/18 | 10:40 | 10:44 | 10:48 | |
| 2 | C4.39 | 2004/08/18 | 05:06 | 05:10 | 05:14 | |
| 3 | C2.71 | 2004/08/17 | 10:44 | 10:47 | 10:50 | |
| 4 | C1.97 | 2004/08/25 | 05:15 | 05:21 | 05:26 | |
| 5 | B5.49 | 2004/08/26 | 00:17 | 00:21 | 00:25 | |
| 6 | B5.37 | 2004/08/21 | 23:58 | 00:02 | 00:04 | |
| 7 | B4.67 | 2004/08/22 | 21:29 | 21:33 | 21:37 | |
| 8 | B4.47 | 2004/08/25 | 03:59 | 04:03 | 04:07 |
Latest news
Friday, 1 November 2024
X2.0 solar flare
Wednesday, 9 October 2024
X1.8 solar flare, severe geomagnetic storm watch
Tuesday, 8 October 2024
Double X-flares, glancing blow possible
Latest forum messages
AR 13883 92Incoming & Unnumbered Active Regions 1182Unspecified geomagnetic activity 1555Space Weather Memes 556AR13883 2024/11/04 CME 12
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Space weather facts
| Last X-flare | 2024/10/31 | X2.0 |
| Last M-flare | 2024/11/05 | M2.6 |
| Last geomagnetic storm | 2024/10/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2024 | 141.4 -74.1 |
| November 2024 | 215.8 +74.4 |
| Last 30 days | 161.1 +7.2 |