Daily Sunspot Evaluation
Observation Sheet Saturday, 13 June 1992
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)
- 41
- Relative number (R)
- 101
- Observer
- TK
- Reading
- all checks consistent
- File
- 19920613.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXO – 5 | 14 | 66W | 114 | 69W | 5 | 235 |
| 2 | DAA – 9 | 12 | 61W | 109 | 64W | 9 | 227 |
| 3 | HA – 11 | 10 | 44W | 92 | 47W | 3.5 | 231 |
| 4 | CAO – 2 | -9 | 03W | 51 | 06W | 4 | 219 |
| 5 | DAO – 3 | -11 | 33E | 15 | 30E | 4.5 | 234 |
| 6 | CAI – 11 | -12 | 69E | 339 | 66E | 13 | 237 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.