Daily Sunspot Evaluation
Observation Sheet Saturday, 6 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)
- 120
- Relative number (R)
- 260
- Observer
- GT
- Reading
- all checks consistent
- File
- 19790106.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 12 | 25 | 30E | 342 | 28E | 14 | |
| 2 | C – 11 | 10 | 28E | 344 | 26E | 20 | |
| 3 | G – 3 | 19 | 75E | 297 | 73E | 19 | |
| 4 | H – 13 | -16 | 42E | 330 | 40E | 16 | |
| 5 | G – 23 | -35 | 23W | 35 | 25W | 2 | |
| 6 | J – 1 | -20 | 26W | 38 | 28W | 3 | |
| 7 | J – 1 | -33 | 67W | 79 | 69W | 9 | |
| 8 | D – 8 | -24 | 67W | 79 | 69W | 8 | |
| 9 | B – 5 | -20 | 54W | 66 | 56W | 6 | |
| 10 | D – 26 | -13 | 29W | 41 | 31W | 4 | |
| 11 | J – 1 | -18 | 77W | 89 | 79W | 10 | |
| 12 | J – 3 | -13 | 39W | 51 | 41W | 17 | |
| 13 | D – 11 | 16 | 41W | 53 | 43W | 18 | |
| 14 | H – 2 | 12 | 20W | 32 | 22W | 1 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.