Daily Sunspot Evaluation
Observation Sheet Friday, 10 October 2003
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)
- 13
- Relative number (R)
- 43
- Observer
- SB0
- Reading
- all checks consistent
- File
- 20031010.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | -7 | 66W | 239 | 67W | ~2 | 268 |
| 2 | DAO – 11 | -7 | 49W | 222 | 50W | -10 | 270 |
| 3 | HA – 1 | -14 | 26E | 147 | 25E | ~1.5 | 275 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.