Daily Sunspot Evaluation
Observation Sheet Friday, 16 June 2006
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)
- 8
- Relative number (R)
- 28
- Observer
- MB
- Reading
- all checks consistent
- File
- 20060616.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HR – 2 | 0 | 31E | 170 | 29E | 52 | |
| 2 | BXI – 6 | -12 | 49E | 152 | 47E | ~4 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.