Daily Sunspot Evaluation
Observation Details Wednesday, 12 April 2017
- No
- 18019
- Date
- 2017 / 04 / 12,250
- Time
- 06:00 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 5
- Relative number (R)
- 25
- Lf
- 3
- P0
- -26.15°
- B0
- -5.82°
- L0
- 229.55°
- Observer
- Özgecan ÖNALTAŞ
Remarks: Bulutlar Arasında, Yoğun Bulutlu
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CSO – 4 | 9 | 39E | 191 | 36E | 7.2 | |
| 2 | AX_ – 1 | 18 | 47E | 183 | 44E | - |