Daily Sunspot Evaluation
Observation Sheet Wednesday, 10 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)
- 13
- Number of spots (f)
- 58
- Relative number (R)
- 188
- Observer
- GA
- Reading
- all checks consistent
- File
- 19790110.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 12 | 18 | 19E | 301 | 16E | 19 | |
| 2 | G – 8 | 17 | 33E | 287 | 30E | 22 | |
| 3 | A – 1 | 28 | 52E | 268 | 48E | 28 | |
| 4 | J – 1 | 29 | 58E | 262 | 55E | 17 | |
| 5 | A – 1 | -11 | 70E | 250 | 67E | 26 | |
| 6 | J – 1 | -22 | 76E | 244 | 73E | 15 | |
| 7 | J – 2 | -25 | 59E | 261 | 56E | 23 | |
| 8 | J – 2 | -22 | 40E | 280 | 37E | 29 | |
| 9 | H – 13 | -17 | 10W | 330 | 13W | 16 | |
| 10 | J – 1 | -20 | 81W | 41 | 84W | 3 | |
| 11 | J – 1 | 11 | 72W | 32 | 69W | 1 | |
| 12 | E – 13 | 10 | 28W | 348 | 31W | 20 | |
| 13 | C – 2 | 21 | 21W | 344 | 27W | 19 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.