Daily Sunspot Evaluation
Observation Details Tuesday, 31 July 2012
- No
- 16578
- Date
- 2012 / 07 / 31,306
- Time
- 07:20 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 12
- Number of spots (f)
- 78
- Relative number (R)
- 198
- Lf
- 3
- P0
- 10.68°
- B0
- 5.75°
- L0
- 194.78°
- Observer
- H. ÇAKMAK=Ö.Ö.
Remarks: Görüntü Titremesi, Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HA_ – 2 | 16 | 32W | 227 | 35W | 2.0 | |
| 2 | EAI – 11 | 18 | 61E | 135 | 58E | 10.1 | |
| 3 | HS_ – 2 | -11 | 25W | 220 | 28W | 1.4 | |
| 4 | AX_ – 5 | -17 | 23W | 218 | 26W | 2.5 | |
| 5 | BXO – 4 | -29 | 23W | 218 | 26W | 8.2 | |
| 6 | AX_ – 1 | -20 | 19W | 214 | 22W | - | |
| 7 | HH_ – 2 | -19 | 16W | 211 | 19W | 2.5 | |
| 8 | AX_ – 1 | -21 | 12W | 207 | 15W | - | |
| 9 | AX_ – 4 | -21 | 04W | 199 | 07W | 2.2 | |
| 10 | HK_ – 24 | -19 | 11E | 184 | 08E | 8.7 | |
| 11 | DAI – 19 | -22 | 24E | 171 | 21E | 9.2 | |
| 12 | ?__ – 3 | -23 | 77E | 118 | 74E | 3.9 |