Daily Sunspot Evaluation
Observation Details Wednesday, 16 September 2015
- No
- 17552
- Date
- 2015 / 09 / 16,300
- Time
- 07:12 UT
- Seeing
- 4 / 5
- Number of groups (g)
- 7
- Number of spots (f)
- 77
- Relative number (R)
- 147
- Lf
- 3
- P0
- 24.19°
- B0
- 7.19°
- L0
- 241.14°
- Observer
- Özgecan ÖNALTAŞ
Remarks: Bulutlar Arasında, Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | DSC – 22 | 13 | 47E | 194 | 44E | 5.2 | |
| 2 | AX_ – 1 | -11 | 79W | 320 | 82W | - | |
| 3 | HS_ – 1 | -12 | 71W | 312 | 74W | 3.4 | |
| 4 | AX_ – 1 | -1 | 05W | 246 | 08W | - | |
| 5 | DSC – 48 | -19 | 10E | 231 | 07E | 9.5 | |
| 6 | HS_ – 1 | -15 | 42E | 199 | 39E | 3.3 | |
| 7 | BXO – 3 | -17 | 60E | 181 | 57E | 4.4 |
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