Daily Sunspot Evaluation
Observation Sheet Sunday, 2 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)
- 11
- Number of spots (f)
- 148
- Relative number (R)
- 258
- Observer
- FY
- Reading
- all checks consistent
- File
- 19590802.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 6 | 8 | 8E | ||||
| 2 | A – 2 | 11 | 20E | ||||
| 3 | E – 34 | 5 | 16E | ||||
| 4 | J – 1 | 19 | 62E | ||||
| 5 | J – 2 | 12 | 56E | ||||
| 6 | A – 6 | -12 | 22E | ||||
| 7 | D – 7 | -20 | 21E | ||||
| 8 | B – 1 | 6 | 31W | ||||
| 9 | F – 82 | 13 | 18W | ||||
| 10 | H – 2 | 24 | 53W | ||||
| 11 | J – 5 | 36 | 21W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.