Daily Sunspot Evaluation
Observation Details Saturday, 16 May 2015
- No
- 17432
- Date
- 2015 / 05 / 16,431
- Time
- 10:20 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 7
- Number of spots (f)
- 26
- Relative number (R)
- 96
- Lf
- 1
- P0
- -20.66°
- B0
- -2.56°
- L0
- 66.20°
- Observer
- Sinan ALİŞ
Remarks: Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | FAC – 11 | 10 | 62W | 129 | 63W | 19.1 | |
| 2 | HS_ – 1 | 17 | 28W | 94 | 29W | 01.9 | |
| 3 | AX_ – 1 | 7 | 20W | 86 | 21W | - | |
| 4 | HA_ – 2 | -20 | 36W | 101 | 37W | 02.3 | |
| 5 | HS_ – 2 | -9 | 03W | 70 | 04W | 03.2 | |
| 6 | DSI – 8 | -8 | 08E | 59 | 07E | 04.6 | |
| 7 | HS_ – 1 | -9 | 41E | 25 | 40E | 01.9 |