Daily Sunspot Evaluation
Observation Sheet Monday, 8 October 1973
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)
- 4
- Relative number (R)
- 34
- Observer
- ED
- Reading
- counts consistent, some coordinates doubtful
- File
- 19731008.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | -1 | 35E | 65 | 195 | ||
| 2 | A – 1 | -10 | 50W | 150 | 194 | ||
| 3 | J – 1 | 11 | 68W | ⚠ | 168E | 193 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.