Sunspot region AR10139
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/10/03 | 4 | 120 | DSO | N14E72 | |
| 2002/10/04 | 5 | 160 | CSO | N14E59 | |
| 2002/10/05 | 18 | 410 | DKI | N14E47 | |
| 2002/10/06 | 44 | 680 | DKC | N12E32 | |
| 2002/10/07 | 32 | 570 | EKI | N11E19 | |
| 2002/10/08 | 40 | 600 | EKI | N11E06 | |
| 2002/10/09 | 28 | 560 | EKI | N11W07 | |
| 2002/10/10 | 31 | 570 | DKC | N11W19 | |
| 2002/10/11 | 26 | 520 | DKC | N11W33 | |
| 2002/10/12 | 17 | 590 | DKI | N09W46 | |
| 2002/10/13 | 12 | 640 | DKO | N08W59 | |
| 2002/10/14 | 12 | 500 | DKO | N08W72 | |
| 2002/10/15 | 7 | 330 | DKO | N08W85 |
| C | M |
|---|---|
| 15 | 5 |
The top 10 solar flares from sunspot region 10139
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M8.54 | 2002/10/05 | 20:42 | 21:00 | 21:08 | |
| 2 | M3.87 | 2002/10/04 | 22:32 | 22:43 | 22:51 | |
| 3 | M3.44 | 2002/10/06 | 04:46 | 04:51 | 04:53 | |
| 4 | M1.83 | 2002/10/04 | 12:43 | 12:55 | 13:07 | |
| 5 | M1.43 | 2002/10/06 | 11:49 | 11:55 | 11:58 | |
| 6 | C8.84 | 2002/10/04 | 10:19 | 10:31 | 10:46 | |
| 7 | C8.24 | 2002/10/04 | 19:07 | 19:12 | 19:21 | |
| 8 | C6.99 | 2002/10/04 | 19:56 | 20:07 | 20:22 | |
| 9 | C3.51 | 2002/10/11 | 08:29 | 08:35 | 08:44 | |
| 10 | C2.99 | 2002/10/04 | 08:42 | 08:46 | 08:48 |
Latest news
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
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| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/28 | M1.3 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 85.2 +7 |
| Last 30 days | 85.2 +8.6 |
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