Sunspot region AR8917
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2000/03/19 | 2 | 10 | BXO | N20E18 | |
| 2000/03/20 | 14 | 70 | DAO | N19E04 | |
| 2000/03/21 | 14 | 160 | DAO | N19W08 | |
| 2000/03/22 | 10 | 180 | DAO | N19W22 | |
| 2000/03/23 | 17 | 250 | DAI | N20W35 | |
| 2000/03/24 | 10 | 230 | DAO | N19W47 | |
| 2000/03/25 | 10 | 160 | DAO | N20W61 | |
| 2000/03/26 | 4 | 60 | DSO | N19W74 | |
| 2000/03/27 | 1 | 70 | HSX | N18W85 |
| C | M |
|---|---|
| 3 | 2 |
The top 5 solar flares from sunspot region 8917
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.1 | 2000/03/22 | 17:41 | 17:44 | 17:46 | |
| 2 | M1.07 | 2000/03/23 | 07:56 | 08:21 | 08:41 | |
| 3 | C7.97 | 2000/03/22 | 07:15 | 07:21 | 07:31 | |
| 4 | C4.99 | 2000/03/22 | 18:16 | 18:20 | 18:22 | |
| 5 | C3.83 | 2000/03/23 | 19:13 | 19:16 | 19:25 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Latest forum messages
AR4419 52Coronal Holes 42/44 20Current Farside Activity 457Incoming & Unnumbered Active Regions 272Comet C/2026 A1 (MAPS) for the southern hemisphere 68
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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 | 2026/04/03 | Kp7- (G3) |
| 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 | 88.1 +2.2 |
| Last 30 days | 93.2 +32.7 |
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