Daily Sunspot Evaluation
Observation Sheet Friday, 5 January 2001
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)
- 10
- Number of spots (f)
- 46
- Relative number (R)
- 146
- Observer
- AK0
- Reading
- all checks consistent
- File
- 20010105.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 9 | 22 | 25W | 182 | 24W | 7.5 | |
| 2 | HA – 1 | 14 | 13W | 170 | 12W | ~1 | |
| 3 | HA – 4 | 23 | 12W | 169 | 11W | ~2 | |
| 4 | CAI – 7 | 23 | 23E | 134 | 24E | 8.5 | |
| 5 | CSO – 2 | 9 | 36E | 121 | 37E | 8 | |
| 6 | HA – 1 | 8 | 64E | 93 | 65E | 1.5 | |
| 7 | CAO – 5 | 21 | 68E | 89 | 69E | 7 | |
| 8 | HA – 1 | -13 | 57W | 214 | 56W | 1.5 | |
| 9 | DKC – 12 | -7 | 48W | 205 | 47W | 10 | |
| 10 | HH – 4 | -14 | 35E | 122 | 36E | 3 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.