Daily Sunspot Evaluation
Observation Sheet Wednesday, 25 January 1978
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)
- 3
- Number of spots (f)
- 26
- Relative number (R)
- 56
- Observer
- GA
- Reading
- all checks consistent
- File
- 19780125.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 21 | 17 | 08E | 251 | 06E | ||
| 2 | ? – 3 | 20 | 21E | 238 | 19E | ||
| 3 | A – 2 | -18 | 49E | 210 | 47E |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.