Daily Sunspot Evaluation
Observation Sheet Sunday, 2 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)
- 52
- Relative number (R)
- 142
- Observer
- SM
- Reading
- all checks consistent
- File
- 19680602.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 5 | 16 | 39E | 294 | |||
| 2 | ? – 1 | 19 | 80E | 253 | |||
| 3 | B – 9 | -14 | 22E | 311 | |||
| 4 | D – 14 | -34 | 12E | 321 | |||
| 5 | H – 2 | -12 | 0 | 333 | |||
| 6 | B – 3 | 13 | 29W | 2 | |||
| 7 | J – 1 | 18 | 33W | 6 | |||
| 8 | J – 1 | 26 | 44W | 17 | |||
| 9 | D – 16 | 10 | 2W | 335 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.