Daily Sunspot Evaluation
Observation Sheet Friday, 6 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)
- 4
- Number of spots (f)
- 25
- Relative number (R)
- 65
- Observer
- YK
- Reading
- all checks consistent
- File
- 19930806.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXO – 4 | 7 | 20E | 256 | 14E | 3.5 | 200 |
| 2 | FSI – 17 | 12 | 34E | 242 | 31E | 15.5 | 198 |
| 3 | DRO – 2 | -15 | 05W | 281 | 08W | 3 | 201 |
| 4 | AX – 2 | -18 | 16E | 260 | 13E | 0.5 | 199 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.