Daily Sunspot Evaluation
Observation Sheet Saturday, 22 December 1979
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)
- 6
- Number of spots (f)
- 66
- Relative number (R)
- 126
- Observer
- TÖ
- Reading
- counts consistent, some coordinates doubtful
- File
- 19791222.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 9 | -14 | 53E | 20 | 50E | 401 | |
| 2 | E – 33 | -17 | 01E | 72 | 02W | 399 | |
| 3 | D – 11 | -31 | 32W | 105 | 35W | 400 | |
| 4 | A – 1 | -21 | 33W | 106 | 36W | 402 | |
| 5 | J – 1 | -19 | 70W | 148 ⚠ | 73W | 390 | |
| 6 | D – 11 | -7 | 51W | 124 | 54W | 397 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.