Daily Sunspot Evaluation
Observation Sheet Saturday, 24 July 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)
- 6
- Number of spots (f)
- 21
- Relative number (R)
- 81
- Observer
- TK
- Reading
- counts consistent, some coordinates doubtful
- File
- 19930724.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HA – 3 | 9 | 34W | 121 | 37W | 2 | 186 |
| 2 | HA – 1 | 13 | 66E | 21 | 63E | 2.5 | 191 |
| 3 | HS – 1 | -11 | 19W | 106 | 22W | 2 | 187 |
| 4 | CAO – 5 | -20 | 10W | 102 ⚠ | 18W | 4.5 | 188 |
| 5 | BKI – 10 | -9 | 05E | 82 | 02E | 4 | 190 |
| 6 | AX – 1 | -13 | 55E | 32 | 52E | - | 192 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.