Daily Sunspot Evaluation
Observation Sheet Tuesday, 11 June 1985
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)
- 30
- Relative number (R)
- 70
- Observer
- HG
- Reading
- all checks consistent
- File
- 19850611.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAI – 10 | 0 | 18E | 325 | 15E | 10 | |
| 2 | BRI – 6 | 0 | 38E | 305 | 35E | 3 | |
| 3 | DAI – 12 | -10 | 23W | 6 | 26W | 85 | |
| 4 | HHX – 2 | -14 | 18W | 1 | 21W | 3 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.