Daily Sunspot Evaluation
Observation Sheet Tuesday, 1 August 1967
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)
- 7
- Number of spots (f)
- 128
- Relative number (R)
- 198
- Observer
- AE
- Reading
- all checks consistent
- File
- 19670801.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 13 | 20 | 9E | 41 | |||
| 2 | B – 2 | -22 | 20E | 30 | |||
| 3 | B – 5 | -29 | 22E | 28 | |||
| 4 | F – 32 | 15 | 36W | 86 | |||
| 5 | C – 14 | 17 | 21W | 71 | |||
| 6 | F – 56 | 27 | 50W | 100 | |||
| 7 | H – 6 | 12 | 6W | 56 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.