Daily Sunspot Evaluation
Observation Sheet Monday, 8 February 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)
- 3
- Number of spots (f)
- 12
- Relative number (R)
- 42
- Observer
- HM
- Reading
- all checks consistent
- File
- 19880208.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HSX – 2 | 18 | 62W | 175 | 64W | 1.5 | 23 |
| 2 | CSF – 2 | 19 | 44W | 157 | 46W | 3 | 24 |
| 3 | CAI – 8 | 27 | 20W | 133 | 22W | 7.5 | 25 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.