Daily Sunspot Evaluation
Observation Details Monday, 18 May 2015
- No
- 17434
- Date
- 2015 / 05 / 18,267
- Time
- 06:25 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 9
- Number of spots (f)
- 17
- Relative number (R)
- 107
- Lf
- 3
- P0
- -20.14°
- B0
- -2.35°
- L0
- 41.90°
- Observer
- A.GÜLTEKİN=K.Y.
Remarks: Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | ?__ – 2 | 11 | 80W | 122 | 83W | 03.7 | |
| 2 | HS_ – 1 | 17 | 53W | 95 | 56W | 01.5 | |
| 3 | BXO – 2 | 19 | 44W | 85 | 47W | 04.0 | |
| 4 | AX_ – 1 | 23 | 74E | 329 | 71E | - | |
| 5 | HA_ – 2 | -20 | 60W | 102 | 63W | 01.9 | |
| 6 | AX_ – 1 | -10 | 29W | 71 | 32W | - | |
| 7 | HS_ – 2 | -10 | 19E | 23 | 16E | 01.7 | |
| 8 | AX_ – 2 | -16 | 33E | 9 | 30E | 02.0 | |
| 9 | AX_ – 4 | -20 | 45E | 357 | 42E | 02.8 |