Daily Sunspot Evaluation
Observation Details Monday, 18 February 2013
- No
- 16749
- Date
- 2013 / 02 / 18,368
- Time
- 08:50 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 8
- Number of spots (f)
- 42
- Relative number (R)
- 122
- Lf
- 2
- P0
- -18.53°
- B0
- -6.96°
- L0
- 50.11°
- Observer
- Asuman GÜLTEKİN
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 2 | 13 | 58W | 108 | 60W | 2.0 | |
| 2 | HS_ – 1 | 14 | 24W | 74 | 26W | 2.3 | |
| 3 | BXO – 7 | 10 | 17W | 67 | 19W | 5.1 | |
| 4 | CAO – 14 | 13 | 14E | 36 | 12E | 7.7 | |
| 5 | DAO – 11 | -9 | 40E | 10 | 38E | 7.4 | |
| 6 | AX_ – 2 | -27 | 61E | 349 | 59E | 0.6 | |
| 7 | HA_ – 4 | -18 | 61E | 349 | 59E | 2.4 | |
| 8 | AX_ – 1 | -13 | 67E | 343 | 65E | - |
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