Daily Sunspot Evaluation
Observation Sheet Saturday, 5 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)
- 14
- Number of spots (f)
- 77
- Relative number (R)
- 217
- Observer
- AB
- Reading
- all checks consistent
- File
- 19590905.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | 16 | 22E | ||||
| 2 | J – 1 | 21 | 18E | ||||
| 3 | B – 4 | 15 | 19E | ||||
| 4 | C – 20 | 15 | 41E | ||||
| 5 | J – 1 | 14 | 68E | ||||
| 6 | ? – 1 | 5 | 76E | ||||
| 7 | A – 2 | 2 | 8E | ||||
| 8 | A – 1 | -5 | 8E | ||||
| 9 | C – 20 | -11 | 2E | ||||
| 10 | ? – 2 | -13 | 38E | ||||
| 11 | J – 4 | -13 | 71W | ||||
| 12 | F – 6 | 10 | 53W | ||||
| 13 | A – 5 | 12 | 38W | ||||
| 14 | G – 9 | 17 | 26W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.