Daily Sunspot Evaluation
Observation Sheet Friday, 27 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)
- 13
- Relative number (R)
- 33
- Observer
- TS
- Reading
- all checks consistent
- File
- 20040827.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EAO – 10 | 9 | 18W | 263 | 21W | 12.5 | 154 |
| 2 | HA – 3 | -10 | 54W | 299 | 57W | 1.5 | 156 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.