Daily Sunspot Evaluation
Observation Sheet Saturday, 26 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)
- 10
- Number of spots (f)
- 167
- Relative number (R)
- 267
- Observer
- LT
- Reading
- all checks consistent
- File
- 19670826.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 7 | 14 | 7°E | 73 | |||
| 2 | A – 1 | 17 | 37°E | 43 | |||
| 3 | C – 27 | -20 | 4°W | 84 | |||
| 4 | A – 6 | 14 | 20°W | 100 | |||
| 5 | C – 32 | 14 | 1°W | 81 | |||
| 6 | B – 9 | 26 | 19°W | 99 | |||
| 7 | B – 16 | 25 | 12°W | 93 | |||
| 8 | F – 60 | 24 | 7°W | 87 | |||
| 9 | A – 4 | 32 | 14°W | 94 | |||
| 10 | A – 5 | 30 | 14°W | 91 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.