Daily Sunspot Evaluation
Observation Sheet Wednesday, 1 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)
- 17
- Number of spots (f)
- 98
- Relative number (R)
- 268
- Observer
- SG
- Reading
- all checks consistent
- File
- 19590701.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 8 | 30 | 9E | ||||
| 2 | A – 2 | 34 | 20E | ||||
| 3 | B – 3 | 21 | 52E | ||||
| 4 | ? – 8 | 18 | 23E | ||||
| 5 | A – 2 | 13 | 52E | ||||
| 6 | E – 13 | 9 | 35E | ||||
| 7 | A – 1 | -6 | 6E | ||||
| 8 | C – 6 | -13 | 1E | ||||
| 9 | E – 22 | -15 | 40W | ||||
| 10 | A – 1 | -17 | 25W | ||||
| 11 | ? – 9 | 9 | 27W | ||||
| 12 | B – 2 | 14 | 61W | ||||
| 13 | H – 6 | 21 | 42W | ||||
| 14 | J – 2 | 24 | 59W | ||||
| 15 | A – 4 | 29 | 50W | ||||
| 16 | A – 1 | 36 | 44W | ||||
| 17 | B – 8 | 35 | 22W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.