Daily Sunspot Evaluation
Observation Sheet Tuesday, 27 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)
- 50
- Relative number (R)
- 80
- Observer
- HE
- Reading
- all checks consistent
- File
- 20040727.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | FKC – 35 | 9 | 53W | 347 | 55W | 17 | 141 |
| 2 | DAO – 11 | 8 | 33E | 261 | 31E | ~8 | 144 |
| 3 | CSO – 4 | -13 | 50W | 344 | 52W | 12 | 142 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.