Daily Sunspot Evaluation
Observation Sheet Monday, 24 July 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)
- 9
- Number of spots (f)
- 55
- Relative number (R)
- 145
- Observer
- SK
- Reading
- all checks consistent
- File
- 19670724.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | F – 28 | 27 | 55E | 101 | |||
| 2 | ? – 4 | 10 | 73E | 83 | |||
| 3 | A – 11 | -8 | 04E | 152 | |||
| 4 | A – 1 | -16 | 10E | 146 | |||
| 5 | A – 2 | -8 | 03W | 159 | |||
| 6 | C – 4 | -23 | 21W | 177 | |||
| 7 | J – 1 | -25 | 26W | 182 | |||
| 8 | A – 1 | 16 | 60W | 216 | |||
| 9 | A – 3 | 10 | 24W | 180 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.