Daily Sunspot Evaluation
Observation Sheet Tuesday, 26 April 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)
- 16
- Relative number (R)
- 56
- Observer
- MB
- Reading
- all checks consistent
- File
- 19940426.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HA – 1 | 6 | 71W | 119 | 74W | 02 | 62 |
| 2 | AX – 3 | 9 | 61W | 109 | 64W | 35 | 68 |
| 3 | HS – 5 | 4 | 44W | 92 | 47W | 5 | 66 |
| 4 | CRO – 7 | 0 | 29W | 77 | 32W | 45 | 68 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.