Daily Sunspot Evaluation
Observation Sheet Monday, 10 October 1960
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)
- 13
- Number of spots (f)
- 67
- Relative number (R)
- 197
- Observer
- MH
- Reading
- all checks consistent
- File
- 19601010.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 10 | 13 | 10E | ||||
| 2 | J – 1 | 20 | 67E | ||||
| 3 | ? – 1 | -7 | 80E | ||||
| 4 | ? – 3 | -14 | 75E | ||||
| 5 | A – 1 | -13 | 8E | ||||
| 6 | B – 8 | -18 | 6W | ||||
| 7 | C – 17 | -16 | 27W | ||||
| 8 | A – 1 | 3 | 1W | ||||
| 9 | A – 2 | 3 | 23W | ||||
| 10 | C – 4 | 5 | 42W | ||||
| 11 | ? – 1 | 7 | 71W | ||||
| 12 | D – 9 | 8 | 32W | ||||
| 13 | B – 9 | 10 | 2W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.