Daily Sunspot Evaluation
Observation Details Friday, 20 January 2023
- No
- 19642
- Date
- 2023 / 01 / 20,406
- Time
- 09:45 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 12
- Number of spots (f)
- 65
- Relative number (R)
- 185
- Lf
- 1
- P0
- -7.02°
- B0
- -5.03°
- L0
- 109.44°
- Observer
- Olcay PLEVNE
Remarks: Bulutlar Arasında, Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | ESI – 4 | 25 | 57.7W | 167 | 58.7W | 14.2 | |
| 2 | AX_ – 3 | 21 | 22.8W | 132 | 23.8W | 1.2 | |
| 3 | DSI – 6 | 11 | 18.4W | 128 | 19.4W | 9.0 | |
| 4 | ESI – 16 | 17 | 04.9W | 114 | 05.9W | 13.3 | |
| 5 | BXI – 4 | 11 | 24.9E | 85 | 23.9E | 4.7 | |
| 6 | BXI – 3 | 17 | 37.8E | 72 | 36.8E | 5.5 | |
| 7 | CSI – 3 | 24 | 51.8E | 58 | 50.8E | 7.1 | |
| 8 | AX_ – 2 | 16 | 69.3E | 40 | 68.3E | 1.4 | |
| 9 | AX_ – 1 | 11 | 69.7E | 40 | 68.7E | - | |
| 10 | DSI – 2 | -13 | 68.8W | 178 | 69.8W | 6.2 | |
| 11 | CSI – 5 | -25 | 23.7W | 133 | 24.7W | 5.6 | |
| 12 | HK_ – 16 | -15 | 09W | 119 | 10W | 15.5 |
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