Daily Sunspot Evaluation
Observation Sheet Saturday, 26 February 1966
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)
- 18
- Relative number (R)
- 48
- Observer
- LT
- Reading
- all checks consistent
- File
- 19660226.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 3 | 29 | 13E | 76 | |||
| 2 | J – 1 | 22 | 68W | 157 | |||
| 3 | D – 14 | 21 | 45W | 132 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.