Daily Sunspot Evaluation
Observation Sheet Friday, 4 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)
- 4
- Number of spots (f)
- 25
- Relative number (R)
- 65
- Observer
- YK
- Reading
- all checks consistent
- File
- 19940204.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXI – 6 | 12 | 56W | 88 | 56W | 5 | 22 |
| 2 | HS – 1 | 3 | 08E | 26 | 06E | 1.5 | 16 |
| 3 | DAI – 11 | 18 | 48E | 346 | 46E | 7 | 21 |
| 4 | BXO – 7 | -13 | 00 | 34 | 00 | 3 | 23 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.