Daily Sunspot Evaluation
Observation Sheet Tuesday, 19 July 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)
- 2
- Number of spots (f)
- 10
- Relative number (R)
- 30
- Observer
- MB
- Reading
- all checks consistent
- File
- 19940719.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 7 | 11 | 46E | 330 | 43E | 07 | 116 |
| 2 | HR – 3 | -14 | 62E | 314 | 59E | 01 | 117 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.