Daily Sunspot Evaluation
Observation Sheet Monday, 4 January 1988
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)
- 8
- Relative number (R)
- 28
- Observer
- FL
- Reading
- all checks consistent
- File
- 19880104.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 2 | 19 | 40W | 252 | 40W | 4 | |
| 2 | CAI – 6 | -34 | 46W | 258 | 46W | 5.5 | 2 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.