Daily Sunspot Evaluation
Observation Details Wednesday, 20 September 2023
- No
- 19827
- Date
- 2023 / 09 / 20,313
- Time
- 07:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 11
- Number of spots (f)
- 60
- Relative number (R)
- 170
- Lf
- 2
- P0
- 24.80°
- B0
- 7.12°
- L0
- 141.31°
- Observer
- Korhan YELKENCİ
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CAI – 2 | 12 | 67.6W | 209 | 69.6W | 7.2 | |
| 2 | DAI – 8 | 21 | 52.7W | 194 | 54.7W | 10.5 | |
| 3 | HS_ – 1 | 29 | 29.5W | 171 | 31.5W | 1.9 | |
| 4 | BXI – 4 | 29 | 01.1W | 142 | 03.1W | 4.8 | |
| 5 | DAI – 4 | 9 | 07.9E | 133 | 05.9E | 2.5 | |
| 6 | DAI – 13 | 11 | 31E | 110 | 29E | 4.3 | |
| 7 | DAI – 12 | 9 | 40.9E | 101 | 38.9E | 4.5 | |
| 8 | HS_ – 1 | 18 | 57.8E | 84 | 55.8E | 1.9 | |
| 9 | DAI – 8 | -18 | 31.6W | 173 | 33.6W | 8.9 | |
| 10 | CAI – 2 | -24 | 42.5E | 99 | 40.5E | 2.5 | |
| 11 | CAI – 5 | -11 | 66.4E | 75 | 64.4E | 7.9 |
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