Daily Sunspot Evaluation
Observation Sheet Monday, 1 December 1997
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)
- 41
- Relative number (R)
- 61
- Observer
- NA
- Reading
- all checks consistent
- File
- 19971201.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 2 | 24 | 28E | 299 | 26E | - | 05 184 0409 |
| 2 | EKC – 39 | 19 | 19E | 308 | 17E | 13.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.