Daily Sunspot Evaluation
Observation Sheet Sunday, 30 August 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)
- 15
- Number of spots (f)
- 194
- Relative number (R)
- 344
- Observer
- SG
- Reading
- all checks consistent
- File
- 19590830.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 10 | 19 | 10E | ||||
| 2 | A – 2 | 19 | 65E | ||||
| 3 | H – 2 | 17 | 53E | ||||
| 4 | E – 25 | 11 | 37EE | ||||
| 5 | C – 11 | 9 | 23E | ||||
| 6 | ? – 2 | -10 | 82EE | ||||
| 7 | C – 21 | -4 | 21E | ||||
| 8 | H – 2 | -4 | 14E | ||||
| 9 | F – 69 | -11 | 20WE | ||||
| 10 | J – 4 | 5 | 14W | ||||
| 11 | J – 1 | 7 | 28W | ||||
| 12 | D – 9 | 12 | 29W | ||||
| 13 | B – 11 | 15 | 67W | ||||
| 14 | A – 3 | 19 | 41W | ||||
| 15 | F – 22 | 25 | 37W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.