Daily Sunspot Evaluation
Observation Details Tuesday, 20 October 2026
- No
- 20591
- Date
- 2026 / 10 / 20,385
- Time
- 09:15 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 5
- Number of spots (f)
- 52
- Relative number (R)
- 102
- Lf
- 2
- P0
- 25.88°
- B0
- 5.48°
- L0
- 38.65°
- Observer
- Emre YILMAN
Remarks: Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CSI – 26 | 6.3 | 30.7W | 69.3 | 32.7W | 10.8 | |
| 2 | BXI – 20 | 13.3 | 04.9W | 43.6 | 06.9W | 7.8 | |
| 3 | HK_ – 4 | -15.5 | 65.4W | 104 | 67.4W | 5.3 | |
| 4 | AX_ – 1 | -17.3 | 57.8W | 96.4 | 59.8W | - | |
| 5 | HS_ – 1 | -16.5 | 56W | 94.7 | 58W | 1.8 |
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