Daily Sunspot Evaluation
Observation Sheet Tuesday, 1 November 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)
- 17
- Relative number (R)
- 57
- Observer
- GA
- Reading
- all checks consistent
- File
- 19771101.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 5 | 21 | 49E | 251 | 49E | ||
| 2 | ? – 2 | -22 | 30E | 270 | 28E | ||
| 3 | C – 4 | -20 | 45W | 345 | 49W | ||
| 4 | C – 6 | 30 | 28W | 328 | 30W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.