Daily Sunspot Evaluation
Observation Sheet Monday, 12 September 1994
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)
- 2
- Relative number (R)
- 22
- Observer
- SG0
- Reading
- all checks consistent
- File
- 19940912.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | -8 | 43W | 52 | 46W | ~2 | 13 |
| 2 | AX – 1 | -9 | 33W | 42 | 36W | - | 14 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.