Daily Sunspot Evaluation
Observation Details Wednesday, 28 October 2015
- No
- 17583
- Date
- 2015 / 10 / 28,288
- Time
- 06:55 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 6
- Number of spots (f)
- 40
- Relative number (R)
- 100
- Lf
- 3
- P0
- 25.10°
- B0
- 4.79°
- L0
- 47.14°
- Observer
- Özgecan ÖNALTAŞ
Remarks: Bulutlar Arasında, Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | 9 | 69W | 116 | 72W | 2.0 | |
| 2 | BXO – 4 | 10 | 58W | 105 | 61W | 2.9 | |
| 3 | BXI – 10 | 19 | 20W | 67 | 23W | 4.1 | |
| 4 | BXI – 9 | 16 | 21E | 26 | 18E | 3.7 | |
| 5 | BXI – 5 | 15 | 44E | 3 | 41E | 3.9 | |
| 6 | BXI – 11 | -18 | 49W | 96 | 52W | 4.4 |
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