Daily Sunspot Evaluation
Observation Sheet Wednesday, 22 August 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)
- 9
- Number of spots (f)
- 67
- Relative number (R)
- 157
- Observer
- AK0
- Reading
- all checks consistent
- File
- 20010822.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | 10 | 65W | 82 | 68W | N2 | |
| 2 | DAI – 8 | 17 | 36W | 53 | 39W | N5 | |
| 3 | HS – 1 | 25 | 20W | 37 | 23W | 2 | |
| 4 | EAO – 16 | 28 | 11W | 28 | 14W | 10.5 | |
| 5 | EKC – 26 | 14 | 06E | 11 | 03E | 16.5 | |
| 6 | BXO – 5 | -8 | 52W | 67 | 55W | 2 | |
| 7 | BXO – 2 | -11 | 08W | 25 | 11W | 10.5 | |
| 8 | HH – 1 | -29 | 60E | 317 | 57E | N3 | |
| 9 | ? – 7 | -17 | 75E | 302 | 72E | ? |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.