Daily Sunspot Evaluation
Observation Sheet Wednesday, 18 January 2006
There is no typed record for this day. The values below were read by computer from the table on the sheet; when in doubt, see the drawing. Details →
- Number of groups (g)
- 3
- Number of spots (f)
- 16
- Relative number (R)
- 46
- Observer
- TÇ
- Reading
- counts consistent, some coordinates doubtful
- File
- 20060118.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 3 | 4 | 66W | 74 | 68W | 7 | |
| 2 | DAO – 7 | -8 | 41W | 49 | 43W | 7 | |
| 3 | CAO – 6 | -18 | 48E | 40 ⚠ | 46E | 5.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.