Daily Sunspot Evaluation
Observation Sheet Thursday, 29 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)
- 2
- Number of spots (f)
- 10
- Relative number (R)
- 30
- Observer
- HE
- Reading
- all checks consistent
- File
- 20040729.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 3 | 7 | 79W | 347 | 81W | 13 | 144 |
| 2 | DSO – 7 | 8 | 07E | 261 | 05E | 9.5 | 144 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.