Daily Sunspot Evaluation
Observation Sheet Monday, 29 June 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)
- 86
- Relative number (R)
- 226
- Observer
- FY
- Reading
- all checks consistent
- File
- 19590629.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 6 | 29 | 3E | ||||
| 2 | H – 3 | 28 | 31E | ||||
| 3 | A – 1 | 13 | 75E | ||||
| 4 | J – 1 | 9 | 66E | ||||
| 5 | B – 2 | 4 | 29E | ||||
| 6 | A – 1 | -13 | 29E | ||||
| 7 | J – 2 | -20 | 28E | ||||
| 8 | C – 13 | -21 | 15W | ||||
| 9 | A – 2 | -20 | 50W | ||||
| 10 | ? – 1 | 6 | 85W | ||||
| 11 | E – 18 | 3 | 51W | ||||
| 12 | B – 11 | 9 | 31W | ||||
| 13 | E – 13 | 14 | 20W | ||||
| 14 | E – 12 | 21 | 26W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.