Daily Sunspot Evaluation
Observation Sheet Saturday, 8 June 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)
- 9
- Number of spots (f)
- 92
- Relative number (R)
- 182
- Observer
- AT
- Reading
- all checks consistent
- File
- 19680608.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 15 | 19 | 05°E | 248 | |||
| 2 | C – 16 | 11 | 17°E | 237 | |||
| 3 | H – 9 | 16 | 51°E | 203 | |||
| 4 | D – 29 | -13 | 15°E | 239 | |||
| 5 | D – 13 | -35 | 64°W | 318 | |||
| 6 | D – 4 | -26 | 55°W | 309 | |||
| 7 | J – 2 | -14 | 66°W | 320 | |||
| 8 | J – 2 | -11 | 77°W | 331 | |||
| 9 | J – 2 | 20 | 40°W | 394 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.