Daily Sunspot Evaluation
Observation Sheet Monday, 11 July 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)
- 3
- Number of spots (f)
- 22
- Relative number (R)
- 52
- Observer
- SB0
- Reading
- all checks consistent
- File
- 20050711.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAC – 16 | 9 | 47W | 56 | 50W | 6 | |
| 2 | EAO – 5 | 16 | 02W | 11 | 05W | ~11 | |
| 3 | HS – 1 | -7 | 40W | 49 | 43W | ~7.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.