Daily Sunspot Evaluation
Observation Sheet Saturday, 8 August 1987
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)
- 2
- Number of spots (f)
- 47
- Relative number (R)
- 67
- Observer
- TÖ
- Reading
- all checks consistent
- File
- 19870808.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXX – 3 | 6 | 35W | 56 | 38W | 3 | 53 |
| 2 | DKI – 44 | -25 | 24W | 45 | 27W | 40 | 52 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.