Daily Sunspot Evaluation
Observation Details Friday, 16 October 2015
- No
- 17577
- Date
- 2015 / 10 / 16,319
- Time
- 07:40 UT
- Seeing
- 4 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 30
- Relative number (R)
- 70
- Lf
- 2
- P0
- 26.15°
- B0
- 5.81°
- L0
- 205.00°
- Observer
- Ö.ÖNALTAŞ=H.Ç.
Remarks: Görüntü Titremesi, Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 4 | -20 | 16W | 221 | 18W | 01.4 | |
| 2 | AX_ – 1 | -23 | 10W | 215 | 12W | - | |
| 3 | HS_ – 1 | -18 | 05E | 200 | 03E | 01.8 | |
| 4 | CSI – 24 | -9 | 45E | 160 | 43E | 07.4 |
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