Daily Sunspot Evaluation
Observation Sheet Tuesday, 4 January 2000
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)
- 7
- Number of spots (f)
- 32
- Relative number (R)
- 102
- Observer
- SB0
- Reading
- all checks consistent
- File
- 20000104.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | FKO – 4 | 34 | 48W | 12 | 50W | 16 | |
| 2 | HA – 3 | 22 | 06W | 330 | 08W | 2.5 | |
| 3 | HA – 3 | 11 | 03E | 321 | 01E | 2.5 | |
| 4 | AX – 2 | 9 | 14E | 310 | 12E | 1 | |
| 5 | CSO – 5 | 25 | 18E | 306 | 16E | 4 | |
| 6 | AX – 5 | 10 | 21E | 303 | 19E | 1.5 | |
| 7 | DHE – 10 | -16 | 12W | 336 | 14W | 8 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.