Daily Sunspot Evaluation
Observation Sheet Saturday, 27 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)
- 75
- Relative number (R)
- 175
- Observer
- TÇ
- Reading
- all checks consistent
- File
- 20011027.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 2 | 4 | 38W | 264 | 41W | ~4 | |
| 2 | HS – 1 | 14 | 11W | 237 | 14W | ~1 | |
| 3 | EKC – 24 | 7 | 04E | 222 | 01E | ~15 | |
| 4 | BXO – 5 | 22 | 25E | 201 | 22E | 4 | |
| 5 | EKC – 18 | 11 | 55E | 171 | 52E | 10 | |
| 6 | HS – 1 | -17 | 73W | 299 | 76W | ~3 | |
| 7 | CSO – 6 | -19 | 56W | 282 | 59W | 6 | |
| 8 | HK – 6 | -19 | 43W | 269 | 46W | 5 | |
| 9 | CAO – 6 | -25 | 11W | 237 | 14W | ~5 | |
| 10 | BXO – 6 | -10 | 17E | 209 | 14E | 5.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.