Daily Sunspot Evaluation
Observation Sheet Sunday, 7 January 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)
- 14
- Number of spots (f)
- 66
- Relative number (R)
- 206
- Observer
- AÖ0
- Reading
- counts consistent, some coordinates doubtful
- File
- 19790107.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 6 | 25 | 4E | 344 ⚠ | 13E | 14 | |
| 2 | D – 10 | 10 | 12E | 346 | 11E | 20 | |
| 3 | D – 8 | 19 | 57E | 301 | 56E | 19 | |
| 4 | A – 2 | 17 | 73E | 285 | 72E | 22 | |
| 5 | H – 9 | -16 | 28E | 330 | 27E | 16 | |
| 6 | C – 10 | -36 | 38W | 37 | 40W | 2 | |
| 7 | D – 1 | -20 | 41W | 39 | 42W | 3 | |
| 8 | ? – 5 | -24 | 80W | 78 | 81W | 8 | |
| 9 | A – 1 | -20 | 72W | 70 | 73W | 6 | |
| 10 | C – 4 | -13 | 43W | 41 | 44W | 4 | |
| 11 | A – 1 | -15 | 54W | 52 | 55W | 17 | |
| 12 | B – 5 | 15 | 55W | 53 | 56W | 18 | |
| 13 | H – 1 | 12 | 34W | 32 | 35W | 1 | |
| 14 | C – 3 | 25 | 59W | 57 | 60W | 21 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.