Daily Sunspot Evaluation
Observation Sheet Wednesday, 10 August 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)
- 6
- Number of spots (f)
- 32
- Relative number (R)
- 92
- Observer
- SG
- Reading
- all checks consistent
- File
- 19600810.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 1 | 20 | 27E | ||||
| 2 | E – 18 | 21 | 42E | ||||
| 3 | ? – 1 | 15 | 84E | ||||
| 4 | ? – 3 | -7 | 76E | ||||
| 5 | C – 5 | -15 | 60E | ||||
| 6 | B – 4 | -23 | 25W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.