Daily Sunspot Evaluation
Observation Sheet Thursday, 24 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)
- 17
- Number of spots (f)
- 211
- Relative number (R)
- 381
- Observer
- AE
- Reading
- all checks consistent
- File
- 19670824.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 10 | 27 | 8E | 98 | |||
| 2 | A – 4 | 23 | 6E | 100 | |||
| 3 | A – 6 | 30 | 10E | 96 | |||
| 4 | B – 26 | 24 | 10E | 96 | |||
| 5 | A – 2 | 20 | 8E | 98 | |||
| 6 | B – 14 | 27 | 17E | 89 | |||
| 7 | F – 77 | 23 | 19E | 87 | |||
| 8 | A – 4 | 31 | 23E | 83 | |||
| 9 | A – 5 | 30 | 24E | 82 | |||
| 10 | A – 6 | 18 | 30E | 76 | |||
| 11 | D – 25 | 12 | 25E | 81 | |||
| 12 | A – 1 | 16 | 37E | 69 | |||
| 13 | C – 6 | 13 | 35E | 71 | |||
| 14 | C – 16 | -22 | 26E | 80 | |||
| 15 | A – 3 | -36 | 12E | 94 | |||
| 16 | H – 4 | -33 | 60W | 166 | |||
| 17 | A – 2 | 11 | 52W | 158 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.