Daily Sunspot Evaluation
Observation Sheet Tuesday, 1 February 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)
- 3
- Number of spots (f)
- 11
- Relative number (R)
- 41
- Observer
- HÇ0
- Reading
- all checks consistent
- File
- 19940201.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | 3 | 48E | 26 | 46E | 1.5 | 18 |
| 2 | ? – 3 | -15 | 77W | 151 | 79W | 4 | 20 |
| 3 | DRO – 7 | -18 | 10W | 84 | 12W | 5 | 19 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.