Daily Sunspot Evaluation
Observation Sheet Thursday, 27 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)
- 3
- Number of spots (f)
- 24
- Relative number (R)
- 54
- Observer
- BG
- Reading
- all checks consistent
- File
- 19601027.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 14 | 21 | 53E | ||||
| 2 | ? – 9 | 17 | 71E | ||||
| 3 | ? – 1 | 20 | 80W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.