Daily Sunspot Evaluation
Observation Sheet Friday, 3 June 1977
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)
- 4
- Number of spots (f)
- 30
- Relative number (R)
- 70
- Observer
- GA
- Reading
- all checks consistent
- File
- 19770603.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 11 | 20 | 13E | 123 | 10E | ||
| 2 | ? – 4 | -25 | 68E | 68 | 65E | ||
| 3 | D – 6 | -22 | 65W | 201 | 68W | ||
| 4 | C – 9 | 20 | 71W | 207 | 74W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.