Sunspot region AR10230
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/12/18 | 5 | 70 | DAO | S08E59 | |
| 2002/12/19 | 10 | 150 | DAO | S08E45 | |
| 2002/12/20 | 12 | 210 | EAI | S08E32 | |
| 2002/12/21 | 18 | 310 | EKI | S08E19 | |
| 2002/12/22 | 27 | 300 | EAI | S08E06 | |
| 2002/12/23 | 22 | 220 | DHO | S08W07 | |
| 2002/12/24 | 21 | 310 | DHO | S09W21 | |
| 2002/12/25 | 9 | 170 | DSO | S08W34 | |
| 2002/12/26 | 2 | 100 | HAX | S08W50 | |
| 2002/12/27 | 3 | 120 | CAO | S07W63 | |
| 2002/12/28 | 2 | 60 | HSX | S08W77 | |
| 2002/12/29 | 1 | 50 | HSX | S08W91 |
| C |
|---|
| 7 |
The top 7 solar flares from sunspot region 10230
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.57 | 2002/12/25 | 21:25 | 21:32 | 21:38 | |
| 2 | C2.3 | 2002/12/20 | 05:36 | 05:41 | 05:55 | |
| 3 | C2.1 | 2002/12/20 | 01:42 | 01:45 | 01:47 | |
| 4 | C2 | 2002/12/26 | 01:56 | 02:01 | 02:10 | |
| 5 | C1.86 | 2002/12/19 | 04:39 | 04:41 | 04:44 | |
| 6 | C1.79 | 2002/12/18 | 23:54 | 23:58 | 00:02 | |
| 7 | C1.16 | 2002/12/26 | 04:48 | 04:52 | 05:04 |
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/20 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 79.3 -6.7 |
| Last 30 days | 92.4 +29.5 |
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