Daily Sunspot Evaluation
Observation Sheet Saturday, 25 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)
- 8
- Number of spots (f)
- 95
- Relative number (R)
- 175
- Observer
- SB0
- Reading
- all checks consistent
- File
- 20010825.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | 25 | 58W | 35 | 61W | 2 | |
| 2 | CAI – 32 | 14 | 34W | 11 | 39W | 10 | |
| 3 | BXO – 2 | 38 | 02E | 335 | 01W | 2.5 | |
| 4 | ? – 1 | 22 | 84E | 253 | 81E | ||
| 5 | CSI – 7 | -11 | 41W | 18 | 44W | ~3 | |
| 6 | HA – 5 | -28 | 22E | 315 | 19E | ~5.5 | |
| 7 | EKI – 41 | -19 | 38E | 299 | 35E | 22 | |
| 8 | CSI – 6 | -19 | 58E | 279 | 55E | ~5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.