Daily Sunspot Evaluation
Observation Sheet Saturday, 8 October 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)
- 6
- Number of spots (f)
- 26
- Relative number (R)
- 86
- Observer
- GA
- Reading
- all checks consistent
- File
- 19771008.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | 18 | 52E | 204 | 50E | ||
| 2 | A – 2 | 13 | 52E | 204 | 50E | ||
| 3 | D – 19 | 8 | 51E | 205 | 49E | ||
| 4 | J – 2 | -23 | 51W | 307 | 53W | ||
| 5 | J – 1 | 18 | 44W | 300 | 46W | ||
| 6 | ? – 1 | 27 | 78W | 335 | 81W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.