Daily Sunspot Evaluation
Observation Sheet Tuesday, 10 October 1967
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)
- 7
- Number of spots (f)
- 35
- Relative number (R)
- 105
- Observer
- DK
- Reading
- all checks consistent
- File
- 19671010.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 10 | 15 | 11E | 195 | |||
| 2 | J – 2 | -25 | 19W | 225 | |||
| 3 | A – 2 | -17 | 55W | 261 | |||
| 4 | E – 12 | 14 | 58W | 264 | |||
| 5 | A – 1 | 18 | 27W | 233 | |||
| 6 | A – 1 | 24 | 55W | 261 | |||
| 7 | B – 7 | 18 | 07W | 214 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.