Daily Sunspot Evaluation
Observation Sheet Monday, 3 February 1997
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)
- 22
- Relative number (R)
- 42
- Observer
- SG0
- Reading
- all checks consistent
- File
- 19970203.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAI – 12 | 4 | 28W | 9 | 30W | 6 | 1 |
| 2 | DAC – 10 | -22 | 17E | 324 | 15E | 7 | 2 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.