Daily Sunspot Evaluation
Observation Sheet Friday, 30 December 2005
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)
- 5
- Number of spots (f)
- 17
- Relative number (R)
- 67
- Observer
- MB
- Reading
- counts consistent, some coordinates doubtful
- File
- 20051230.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HA – 1 | 15 | 67W | 326 | 70W | v1.5 | |
| 2 | CHO – 4 | 12 | 04E | 255 | 01E | 8.5 | |
| 3 | HA – 6 | 12 | 25E | 234 | 22E | 3 | |
| 4 | DAO – 5 | -15 | 62E | 343 ⚠ | 59E | v7 | |
| 5 | HA – 1 | -3 | 04W | 263 | 07W | 1 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.