Daily Sunspot Evaluation
Observation Sheet Saturday, 6 October 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)
- 54
- Relative number (R)
- 154
- Observer
- SB0
- Reading
- all checks consistent
- File
- 20011006.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 14 | 83W | 226 | 86W | ||
| 2 | HS – 1 | 4 | 17W | 160 | 20W | ~1 | |
| 3 | ? – 1 | -12 | 80W | 223 | 83W | ||
| 4 | EAE – 13 | -17 | 59W | 202 | 62W | 12 | |
| 5 | HA – 2 | -13 | 38W | 181 | 41W | 2.5 | |
| 6 | AX – 3 | -19 | 29W | 172 | 32W | ~0.5 | |
| 7 | CSO – 6 | -24 | 28W | 171 | 31W | ~5 | |
| 8 | CAO – 7 | -6 | 33E | 110 | 30E | 7 | |
| 9 | CAO – 13 | -13 | 42E | 101 | 39E | ~9 | |
| 10 | FKO – 7 | -21 | 67E | 76 | 64E | ~21 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.