Daily Sunspot Evaluation
Observation Sheet Friday, 29 June 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)
- 38
- Relative number (R)
- 138
- Observer
- AK0
- Reading
- all checks consistent
- File
- 20010629.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 3 | 10 | 59W | 70 | 62W | ~3.5 | |
| 2 | CSO – 8 | 23 | 15W | 26 | 18W | 10 | |
| 3 | HR – 2 | 19 | 14W | 25 | 19W | ~2 | |
| 4 | HS – 3 | 11 | 03W | 14 | 06W | 3 | |
| 5 | HA – 2 | -23 | 73W | 84 | 76W | ~3 | |
| 6 | CSI – 5 | -6 | 28W | 39 | 31W | ~6 | |
| 7 | BXI – 6 | -10 | 23E | 348 | 20E | ~6 | |
| 8 | BXI – 4 | -47 | 31E | 340 | 28E | 10 | |
| 9 | AX – 4 | -50 | 46E | 325 | 43E | ~2.5 | |
| 10 | HS – 1 | -8 | 62E | 309 | 59E | ~1.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.