Daily Sunspot Evaluation
Observation Sheet Saturday, 19 October 1968
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)
- 59
- Relative number (R)
- 109
- Observer
- MÖ
- Reading
- all checks consistent
- File
- 19681019.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 32 | 15 | 55E | 242 | |||
| 2 | A – 2 | -11 | 01W | 298 | |||
| 3 | B – 5 | -20 | 48W | 345 | |||
| 4 | A – 2 | 17 | 53W | 350 | |||
| 5 | D – 18 | 21 | 20W | 317 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.