Daily Sunspot Evaluation
Observation Sheet Saturday, 6 February 1999
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)
- 6
- Relative number (R)
- 26
- Observer
- HE
- Reading
- all checks consistent
- File
- 19990206.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CSO – 5 | -27 | 00 | 27 | 02W | 4.5 | |
| 2 | HR – 1 | -20 | 42E | 345 | 40E | 1 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.