Daily Sunspot Evaluation
Observation Sheet Saturday, 26 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)
- 4
- Number of spots (f)
- 35
- Relative number (R)
- 75
- Observer
- MB
- Reading
- all checks consistent
- File
- 19930626.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DSO – 9 | 3 | 24W | 122 | 27W | 9 | 162 |
| 2 | BXO – 4 | 9 | 13W | 111 | 16W | 3.5 | 165 |
| 3 | HS – 6 | -12 | 37E | 61 | 34E | 4 | 163 |
| 4 | EAC – 16 | -11 | 68E | 30 | 65E | 10.5 | 164 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.