Daily Sunspot Evaluation
Observation Sheet Monday, 6 October 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)
- 8
- Number of spots (f)
- 76
- Relative number (R)
- 156
- Observer
- MÖ
- Reading
- all checks consistent
- File
- 19691006.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 17 | 26 | 30E | 300 | |||
| 2 | A – 1 | 23 | 42E | 288 | |||
| 3 | ? – 1 | 10 | 77E | 253 | |||
| 4 | H – 2 | -15 | 54E | 276 | |||
| 5 | G – 6 | -12 | 42W | 12 | |||
| 6 | A – 1 | 13 | 75W | 45 | |||
| 7 | D – 19 | 15 | 05W | 335 | |||
| 8 | D – 29 | 19 | 05W | 335 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.