Daily Sunspot Evaluation
Observation Sheet Friday, 10 March 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)
- 5
- Number of spots (f)
- 49
- Relative number (R)
- 99
- Observer
- DK
- Reading
- all checks consistent
- File
- 19670310.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | F – 33 | -20 | 09W | 163 | |||
| 2 | G – 6 | -21 | 70W | 224 | |||
| 3 | A – 1 | 16 | 69W | 222 | |||
| 4 | A – 2 | 17 | 30W | 184 | |||
| 5 | G – 7 | 24 | 16W | 170 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.