Daily Sunspot Evaluation
Observation Sheet Friday, 12 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)
- 77
- Relative number (R)
- 217
- Observer
- GA
- Reading
- counts consistent, some coordinates doubtful
- File
- 19790112.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 20 | 06E | 288 | 03E | 32 | ||
| 2 | ? – 1 | 26E | 268 | 23E | 28 | ||
| 3 | ? – 1 | 32E | 262 | 29E | 27 | ||
| 4 | A – 1 | 53E | 241 | 50E | 31 | ||
| 5 | ? – 1 | 79E | 215 | 76E | 30 | ||
| 6 | C – 6 | 43E | 251 | 40E | 32 | ||
| 7 | ? – 2 | 34E | 260 | 31E | 23 | ||
| 8 | ? – 3 | 21E | 293 ⚠ | 18E | 33 | ||
| 9 | ? – 2 | 17E | 277 | 14E | 34 | ||
| 10 | A – 5 | 11E | 283 | 08E | 29 | ||
| 11 | H – 14 | 36W | 330 | 39W | 16 | ||
| 12 | E – 15 | 55W | 349 | 58W | 20 | ||
| 13 | A – 1 | 61W | 358 | 67W | 14 | ||
| 14 | G – 5 | 10W | 304 | 13W | 19 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.