Daily Sunspot Evaluation
Observation Sheet Monday, 26 April 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)
- 11
- Relative number (R)
- 41
- Observer
- TG
- Reading
- all checks consistent
- File
- 20040426.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HK – 2 | -9 | 43W | 115 | 45W | -3 | 68 |
| 2 | HR – 2 | 17 | 03E | 69 | 00 | -2.5 | 72 |
| 3 | DAO – 7 | 14 | 24E | 48 | 21E | -8.5 | 71 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.