Daily Sunspot Evaluation
Observation Sheet Sunday, 7 July 1985
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)
- 62
- Relative number (R)
- 102
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19850707.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 3 | -20 | 44E | 315 | 41E | 3 | |
| 2 | HSX – 1 | -9 | 32W | 31 | 35W | 1.5 | |
| 3 | BXE – 12 | -9 | 12W | 11 | 15W | 4 | |
| 4 | DKC – 46 | -17 | 040 | 359 | 03W | 7.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.