Daily Sunspot Evaluation
Observation Sheet Saturday, 9 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)
- 5
- Number of spots (f)
- 56
- Relative number (R)
- 106
- Observer
- MB
- Reading
- counts consistent, some coordinates doubtful
- File
- 20050709.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAC – 25 | 10 | 20W | 95 ⚠ | 23W | 8 | |
| 2 | DAI – 16 | 16 | 23E | 12 | 20E | ~10 | |
| 3 | AX – 2 | 20 | 32E | 3 | 29E | ~0.5 | |
| 4 | EKI – 10 | -4 | 67W | 102 | 70W | ~14 | |
| 5 | HA – 3 | -6 | 13W | 48 | 16W | ~2 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.