Daily Sunspot Evaluation
Observation Sheet Friday, 23 July 2004
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)
- 121
- Relative number (R)
- 151
- Observer
- ıH
- Reading
- all checks consistent
- File
- 20040723.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | FKC – 101 | 9 | 01E | 347 | 02W | ~19 | 141 |
| 2 | DAO – 5 | -11 | 61W | 49 | 64W | 8 | 139 |
| 3 | DAO – 15 | -13 | 03E | 345 | 00 | ~8.5 | 142 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.