Daily Sunspot Evaluation
Observation Sheet Saturday, 9 June 1984
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)
- 18
- Relative number (R)
- 48
- Observer
- TS
- Reading
- all checks consistent
- File
- 19840609.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXX – 3 | 7 | 14W | 160 | 17W | 3 | 107 |
| 2 | CAE – 12 | 5 | 07W | 153 | 10W | 7 | 104 |
| 3 | BXX – 3 | -12 | 58E | 88 | 55E | 4 | 106 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.