Daily Sunspot Evaluation
Observation Sheet Saturday, 11 June 2005
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)
- 42
- Relative number (R)
- 82
- Observer
- ZFB
- Reading
- all checks consistent
- File
- 20050611.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HK – 9 | 10 | 12W | 55 | 12W | ~5 | |
| 2 | AX – 1 | 4 | 48E | 355 | 48E | - | |
| 3 | HA – 2 | -14 | 47W | 90 | 47W | 2.1 | |
| 4 | EKI – 30 | -5 | 01W | 44 | 01W | 12 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.