Daily Sunspot Evaluation
Observation Sheet Tuesday, 7 May 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)
- 3
- Number of spots (f)
- 7
- Relative number (R)
- 37
- Observer
- HG
- Reading
- all checks consistent
- File
- 19850507.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 4 | 5 | 07W | 93 | 10W | 1.5.1 | |
| 2 | AXX – 1 | 2 | 14E | 72 | 11E | -0.25 | |
| 3 | HAX – 2 | -14 | 82E | 4 | 79E | 4.7 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.