Daily Sunspot Evaluation
Observation Sheet Wednesday, 5 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)
- 5
- Number of spots (f)
- 15
- Relative number (R)
- 65
- Observer
- GA
- Reading
- all checks consistent
- File
- 19771005.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 4 | -25 | 01W | 298 | 04W | ||
| 2 | J – 1 | -22 | 10W | 307 | 13W | ||
| 3 | J – 1 | 13 | 51W | 348 | 54W | ||
| 4 | D – 8 | 30 | 41W | 338 | 44W | ||
| 5 | J – 1 | 20 | 04W | 304 | 07W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.