Daily Sunspot Evaluation
Observation Sheet Tuesday, 8 July 1986
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)
- 13
- Relative number (R)
- 33
- Observer
- HM
- Reading
- all checks consistent
- File
- 19860708.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 2 | 27 | 67W | 276 | 70W | 8.2 | |
| 2 | DAI – 11 | 0 | 50E | 159 | 47E | 8.16 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.