Daily Sunspot Evaluation
Observation Details Monday, 13 September 2021
- No
- 19274
- Date
- 2021 / 09 / 13,358
- Time
- 08:35 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 3
- Number of spots (f)
- 17
- Relative number (R)
- 47
- Lf
- 2
- P0
- 23.77°
- B0
- 7.23°
- L0
- 148.23°
- Observer
- Hikmet ÇAKMAK
Remarks: Görüntü Titremesi, Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 1 | 22 | 65.1E | 83 | 63.1E | - | |
| 2 | CAO – 8 | -19 | 67.1W | 215 | 69.1W | 6.4 | |
| 3 | CAI – 8 | -19 | 49W | 197 | 51W | 3.8 |
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