Daily Sunspot Evaluation
Observation Sheet Monday, 5 December 1977
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)
- 4
- Number of spots (f)
- 29
- Relative number (R)
- 69
- Observer
- FA
- Reading
- all checks consistent
- File
- 19771205.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | -26 | 25E | 186 | 24E | ||
| 2 | G – 10 | -21 | 11E | 200 | 10E | ||
| 3 | J – 10 | 15 | 41W | 252 | 42W | ||
| 4 | J – 8 | 16 | 15W | 226 | 16W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.