Daily Sunspot Evaluation
Observation Details Monday, 21 May 2012
- No
- 16508
- Date
- 2012 / 05 / 21,299
- Time
- 07:10 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 10
- Number of spots (f)
- 72
- Relative number (R)
- 172
- Lf
- 3
- P0
- -19.00°
- B0
- -1.91°
- L0
- 54.46°
- Observer
- Hikmet ÇAKMAK
Remarks: Görüntü Titremesi, Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 3 | 13 | 55W | 109 | 58W | 01.2 | |
| 2 | CKI – 14 | 14 | 46W | 100 | 49W | 06.9 | |
| 3 | CAI – 35 | 12 | 19W | 73 | 22W | 11.4 | |
| 4 | AX_ – 1 | 21 | 10W | 64 | 13W | - | |
| 5 | AX_ – 1 | 12 | 10W | 64 | 13W | - | |
| 6 | AX_ – 2 | 18 | 06W | 60 | 09W | 00.1 | |
| 7 | HA_ – 4 | 16 | 36E | 18 | 33E | 02.6 | |
| 8 | ?__ – 1 | -25 | 76W | 130 | 79W | 02.5 | |
| 9 | BXO – 7 | -25 | 45W | 99 | 48W | 05.8 | |
| 10 | AX_ – 4 | -27 | 43W | 97 | 46W | 02.8 |