Daily Sunspot Evaluation
Observation Sheet Friday, 8 December 2000
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)
- 5
- Number of spots (f)
- 17
- Relative number (R)
- 67
- Observer
- AK0
- Reading
- all checks consistent
- File
- 20001208.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAI – 8 | 10 | 05E | 164 | 03E | ~4.5 | |
| 2 | HR – 2 | 19 | 18E | 151 | 16E | 1 | |
| 3 | DAO – 2 | 12 | 74E | 95 | 72E | ~8 | |
| 4 | ? – 1 | -11 | 79W | 248 | 81W | ? | |
| 5 | CAO – 4 | 5 | 49W | 218 | 51W | 4 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.