Daily Sunspot Evaluation
Observation Sheet Thursday, 10 June 1993
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)
- 35
- Relative number (R)
- 65
- Observer
- HE
- Reading
- all checks consistent
- File
- 19930610.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HA – 2 | 6 | 51W | 1 | 54W | 2 | 139 |
| 2 | HA – 5 | 22 | 28E | 282 | 25E | 4.5 | 148 |
| 3 | DKC – 28 | -10 | 67W | 17 | 70W | 10 | 138 E |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.