Daily Sunspot Evaluation
Observation Details Thursday, 21 May 2015
- No
- 17437
- Date
- 2015 / 05 / 21,313
- Time
- 07:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 5
- Number of spots (f)
- 17
- Relative number (R)
- 67
- Lf
- 2
- P0
- -19.22°
- B0
- -2.00°
- L0
- 1.62°
- Observer
- K.YELKENCİ=A.G.
Remarks: Kenar Titremesi, Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 1 | 24 | 33E | 329 | 31E | - | |
| 2 | CRI – 6 | 6 | 34E | 328 | 32E | 05.1 | |
| 3 | CAI – 3 | -7 | 59W | 61 | 61W | 04.2 | |
| 4 | HS_ – 1 | -12 | 22W | 23 | 24W | 02.2 | |
| 5 | CRI – 6 | -23 | 05E | 357 | 03E | 06.8 |