Daily Sunspot Evaluation
Observation Sheet Thursday, 26 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)
- 4
- Number of spots (f)
- 28
- Relative number (R)
- 68
- Observer
- HM
- Reading
- counts consistent, some coordinates doubtful
- File
- 19871126.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EKC – 11 | -34 | 63W | 72 | 65W | 14 | |
| 2 | OAE – 12 | -21 | 50W | 59 | 52W | 11 | |
| 3 | AXX – 2 | -32 | 12E | 352 ⚠ | 10E | 1 | |
| 4 | BXO – 3 | -22 | 17E | 352 | 15E | 4 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.