Daily Sunspot Evaluation
Observation Sheet Tuesday, 14 July 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)
- 77
- Relative number (R)
- 197
- Observer
- ET
- Reading
- all checks consistent
- File
- 19590714.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 25 | 17 | 4E | ||||
| 2 | H – 1 | 30 | 68E | ||||
| 3 | H – 4 | 26 | 64E | ||||
| 4 | B – 6 | 19 | 43E | ||||
| 5 | R – 1 | 15 | 76E | ||||
| 6 | H – 2 | 11 | 73E | ||||
| 7 | C – 3 | 10 | 44E | ||||
| 8 | C – 8 | 4 | 23E | ||||
| 9 | R – 1 | -23 | 37E | ||||
| 10 | E – 20 | -15 | 26W | ||||
| 11 | R – 2 | -11 | 69W | ||||
| 12 | B – 4 | 19 | 11W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.