Daily Sunspot Evaluation
Observation Sheet Monday, 9 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)
- 23
- Relative number (R)
- 63
- Observer
- TS
- Reading
- all checks consistent
- File
- 19930809.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | 4 | 08W | 244 | 11W | - | 205 |
| 2 | CSI – 13 | 12 | 04W | 240 | 07W | 19 | 198 |
| 3 | BXO – 5 | 11 | 38E | 197 | 35E | 4 | 204 |
| 4 | BXI – 4 | 17 | 60E | 175 | 57E | 4 | 202 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.