Daily Sunspot Evaluation
Observation Sheet Sunday, 24 April 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)
- 24
- Relative number (R)
- 54
- Observer
- HıE
- Reading
- all checks consistent
- File
- 19660424.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 2 | 26 | 25E | 32 | |||
| 2 | G – 7 | 29 | 51W | 108 | |||
| 3 | E – 15 | 19 | 05W | 62 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.