Daily Sunspot Evaluation
Observation Sheet Monday, 11 August 2003
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)
- 54
- Relative number (R)
- 104
- Observer
- SB0
- Reading
- all checks consistent
- File
- 20030811.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | -8 | 59W | 306 | 62W | - | 225 |
| 2 | DAO – 5 | -8 | 47W | 294 | 50W | 7 | 218 |
| 3 | EKC – 11 | -18 | 45W | 292 | 48W | 11 | 222 |
| 4 | DAO – 10 | -23 | 11W | 258 | 14W | 8.5 | 226 |
| 5 | DAI – 27 | -13 | 51E | 196 | 48E | 10 | 227 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.