Daily Sunspot Evaluation
Observation Sheet Tuesday, 8 September 1959
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)
- 12
- Number of spots (f)
- 56
- Relative number (R)
- 176
- Observer
- SG
- Reading
- all checks consistent
- File
- 19590908.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 2 | 14 | 3E | ||||
| 2 | J – 3 | 14 | 23E | ||||
| 3 | J – 2 | 12 | 43E | ||||
| 4 | A – 1 | 14 | 58E | ||||
| 5 | E – 25 | 6 | 38E | ||||
| 6 | ? – 1 | -16 | 80E | ||||
| 7 | C – 5 | -18 | 32E | ||||
| 8 | ? – 1 | -19 | 20W | ||||
| 9 | A – 1 | -10 | 46W | ||||
| 10 | H – 2 | 18 | 69W | ||||
| 11 | J – 1 | 21 | 24W | ||||
| 12 | G – 12 | 14 | 7W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.