Daily Sunspot Evaluation
Observation Details Monday, 20 April 2015
- No
- 17410
- Date
- 2015 / 04 / 20,344
- Time
- 08:15 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 8
- Number of spots (f)
- 62
- Relative number (R)
- 142
- Lf
- 2
- P0
- -25.63°
- B0
- -5.21°
- L0
- 50.99°
- Observer
- Başar COŞKUNOĞLU
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 3 | 11 | 60W | 111 | 62W | 02.0 | |
| 2 | BXI – 9 | 11 | 45W | 96 | 47W | 04.0 | |
| 3 | HS_ – 4 | 8 | 34W | 85 | 36W | 02.1 | |
| 4 | DSC – 11 | 19 | 07W | 58 | 09W | 08.1 | |
| 5 | HH_ – 10 | 5 | 02W | 53 | 04W | 03.5 | |
| 6 | BXO – 5 | 17 | 42E | 9 | 40E | 04.9 | |
| 7 | BXI – 16 | -9 | 52W | 103 | 54W | 10.8 | |
| 8 | HS_ – 4 | -9 | 40E | 11 | 38E | 02.3 |