Daily Sunspot Evaluation
Observation Sheet Tuesday, 11 November 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)
- 6
- Number of spots (f)
- 36
- Relative number (R)
- 96
- Observer
- SM
- Reading
- counts consistent, some coordinates doubtful
- File
- 19691111.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 7 | 20 | 02E | 244 ⚠ | |||
| 2 | C – 3 | -18 | 48E | 168 | |||
| 3 | B – 4 | 7 | 10W | 226 | |||
| 4 | B – 11 | 20 | 52W | 268 | |||
| 5 | A – 3 | 17 | 15W | 231 | |||
| 6 | G – 8 | 22 | 08W | 225 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.