Daily Sunspot Evaluation
Observation Sheet Wednesday, 3 April 1968
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)
- 6
- Number of spots (f)
- 36
- Relative number (R)
- 96
- Observer
- MÖ
- Reading
- counts consistent, some coordinates doubtful
- File
- 19680403.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 5 | 11 | +1E | 44 | |||
| 2 | J – 1 | -20 | 64E | 341 | |||
| 3 | E – 9 | -23 | 35W | 84 ⚠ | |||
| 4 | A – 5 | -18 | 20W | 67 | |||
| 5 | A – 1 | -15 | 77W | 116 ⚠ | |||
| 6 | H – 15 | 18 | 51W | 96 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.