Daily Sunspot Evaluation
Observation Sheet Tuesday, 15 November 1977
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)
- 3
- Number of spots (f)
- 9
- Relative number (R)
- 39
- Observer
- GA
- Reading
- all checks consistent
- File
- 19771115.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | G – 3 | 39 | 36E | 79 | 34E | ||
| 2 | A – 3 | -26 | 21W | 136 | 23W | ||
| 3 | ? – 3 | -27 | 79W | 192 | 79W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.