Daily Sunspot Evaluation
Observation Details Thursday, 18 May 2017
- No
- 18052
- Date
- 2017 / 05 / 18,354
- Time
- 08:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 7
- Relative number (R)
- 27
- Lf
- 2
- P0
- -19.96°
- B0
- -2.28°
- L0
- 112.42°
- Observer
- Özgecan ÖNALTAŞ
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 4 | 12 | 47E | 66 | 45E | 00.7 | |
| 2 | AX_ – 3 | -8 | 46E | 67 | 44E | 00.6 |