Daily Sunspot Evaluation
Observation Sheet Wednesday, 16 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)
- 5
- Number of spots (f)
- 16
- Relative number (R)
- 66
- Observer
- FA
- Reading
- all checks consistent
- File
- 19771116.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 3 | 39 | 22E | 80 | 20E | ||
| 2 | B – 5 | -18 | 57E | 45 | 55E | ||
| 3 | B – 3 | -25 | 38W | 140 | 40W | ||
| 4 | A – 2 | 18 | 50W | 152 | 52W | ||
| 5 | A – 3 | 24 | 34W | 136 | 36W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.