Daily Sunspot Evaluation
Observation Sheet Sunday, 29 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)
- 2
- Number of spots (f)
- 6
- Relative number (R)
- 26
- Observer
- HM
- Reading
- all checks consistent
- File
- 19871129.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 2 | 30 | 66E | 261 | 45E | 2.5 | 98 |
| 2 | BXO – 4 | -22 | 09E | 318 | 0XE | 3.5 | 96 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.