Daily Sunspot Evaluation
Observation Sheet Saturday, 18 June 1994
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)
- 14
- Relative number (R)
- 54
- Observer
- MB
- Reading
- all checks consistent
- File
- 19940618.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 42 | 79W | 145 | 82W | 02 | 88 |
| 2 | HR – 3 | 8 | 57W | 123 | 60W | 01 | 84 |
| 3 | BXO – 6 | -14 | 07E | 59 | 04E | 05 | 89 |
| 4 | CRO – 4 | -13 | 68E | 358 | 65E | 06 | 93 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.