Daily Sunspot Evaluation
Observation Sheet Thursday, 26 August 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
- SG0
- Reading
- all checks consistent
- File
- 20040826.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EAI – 7 | -10 | 37W | 295 | 40W | 8 | 156 |
| 2 | HA – 3 | 68 | 11W | 269 | 44W | 2.5 | 154 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.