Daily Sunspot Evaluation
Observation Sheet Sunday, 5 December 1999
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)
- 4
- Number of spots (f)
- 25
- Relative number (R)
- 65
- Observer
- TÖ0
- Reading
- all checks consistent
- File
- 19991205.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HK – 4 | -13 | 65W | 63 | 66W | 2.5 | |
| 2 | HS – 6 | 13 | 25E | 333 | 24E | 3 | |
| 3 | FKF – 14 | 10 | 51E | 307 | 50E | 18 | |
| 4 | AX – 1 | 8 | 72E | 286 | 71E | 0.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.