Daily Sunspot Evaluation
Observation Details Wednesday, 21 January 2015
- No
- 17352
- Date
- 2015 / 01 / 21,501
- Time
- 12:02 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 23
- Relative number (R)
- 63
- Lf
- 0
- P0
- -7.50°
- B0
- -5.13°
- L0
- 141.89°
- Observer
- Özgecan ÖNALTAŞ
Remarks: Yoğun Bulutlu
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 2 | 18 | 43E | 99 | 43E | - | |
| 2 | AX_ – 1 | -22 | 27W | 168 | 27W | - | |
| 3 | DSI – 17 | -6 | 19W | 160 | 19W | 08.4 | |
| 4 | AX_ – 3 | -18 | 16W | 158 | 16W | 01.1 |
‹ Previous Report for January 2015 Images of this day Next ›