Daily Sunspot Evaluation
Observation Sheet Saturday, 8 March 1969
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)
- 40
- Relative number (R)
- 110
- Observer
- MÖ
- Reading
- all checks consistent
- File
- 19690308.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 4 | 18 | 40E | 209 | |||
| 2 | J – 1 | 8 | 50E | 199 | |||
| 3 | ? – 1 | -10 | 78E | 171 | |||
| 4 | J – 1 | 3 | 53W | 302 | |||
| 5 | A – 7 | 11 | 39W | 288 | |||
| 6 | D – 23 | 13 | 22W | 271 | |||
| 7 | B – 3 | 13 | 10W | 259 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.