Daily Sunspot Evaluation
Observation Sheet Sunday, 8 November 1987
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)
- 6
- Relative number (R)
- 36
- Observer
- HG
- Reading
- counts consistent, some coordinates doubtful
- File
- 19871108.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 16 | 22E | 163 ⚠ | 26E | 1.4 | 90 |
| 2 | CSO – 2 | -22 | 08W | 252 | 09W | 4.5 | 88 |
| 3 | CAO – 3 | -26 | 03E | 241 | 02E | 4.1 | 91 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.