Daily Sunspot Evaluation
Observation Sheet Wednesday, 9 March 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)
- 3
- Number of spots (f)
- 20
- Relative number (R)
- 50
- Observer
- MS
- Reading
- all checks consistent
- File
- 20050309.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 8 | 12 | 11E | 197 | 08E | 3.5 | |
| 2 | EAC – 11 | -5 | 53E | 155 | 50E | -11 | |
| 3 | ? – 1 | -8 | 84E | 124 | 81E | ? |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.