Daily Sunspot Evaluation
Observation Sheet Wednesday, 4 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)
- 3
- Number of spots (f)
- 10
- Relative number (R)
- 40
- Observer
- SG0
- Reading
- all checks consistent
- File
- 19930804.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HA – 1 | 15 | 79W | 21 | 82W | 2 | 191 |
| 2 | FAO – 8 | 11 | 63E | 239 | 60E | 15.5 | 198 |
| 3 | HA – 1 | -18 | 44E | 258 | 41E | 1 | 199 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.