Daily Sunspot Evaluation
Observation Sheet Wednesday, 19 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)
- 4
- Number of spots (f)
- 55
- Relative number (R)
- 95
- Observer
- SK
- Reading
- all checks consistent
- File
- 19691119.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | F – 52 | 10 | 33E | 77 | |||
| 2 | J – 1 | -13 | 75E | 35 | |||
| 3 | J – 1 | -10 | 25E | 85 | |||
| 4 | J – 1 | -25 | 82W | 192 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.