Daily Sunspot Evaluation
Observation Sheet Wednesday, 25 August 1993
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)
- 5
- Number of spots (f)
- 17
- Relative number (R)
- 67
- Observer
- HE
- Reading
- all checks consistent
- File
- 19930825.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | FAO – 9 | 9 | 13E | 11 | 10E | 11 | 216 |
| 2 | HA – 1 | 20 | 63E | 321 | 60E | 1.5 | 220 |
| 3 | ? – 1 | 6 | 75E | 309 | 72E | 2 | 222 |
| 4 | ? – 1 | -10 | 80W | 104 | 83W | 1 | 210 |
| 5 | HA – 5 | -9 | 21W | 45 | 24W | 3.5 | 215 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.