Daily Sunspot Evaluation
Observation Sheet Thursday, 3 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)
- 96
- Relative number (R)
- 236
- Observer
- BG
- Reading
- all checks consistent
- File
- 19590903.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 5 | 27 | 17E | ||||
| 2 | J – 1 | 21 | 43E | ||||
| 3 | C – 8 | 15 | 65E | ||||
| 4 | C – 7 | -9 | 28E | ||||
| 5 | D – 10 | -7 | 34W | ||||
| 6 | J – 1 | -4 | 41W | ||||
| 7 | E – 10 | -12 | 76W | ||||
| 8 | F – 15 | 9 | 32W | ||||
| 9 | ? – 1 | 7 | 85W | ||||
| 10 | E – 20 | 13 | 20W | ||||
| 11 | H – 9 | 17 | 1W | ||||
| 12 | ? – 1 | 13 | 85W | ||||
| 13 | C – 6 | 19 | 46W | ||||
| 14 | ? – 2 | 28 | 86W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.