Daily Sunspot Evaluation
Observation Sheet Wednesday, 23 July 2003
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)
- 9
- Number of spots (f)
- 37
- Relative number (R)
- 127
- Observer
- TG
- Reading
- all checks consistent
- File
- 20030723.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EAO – 6 | 18 | 64W | 202 | 67W | ~11 | 196 |
| 2 | HA – 5 | 16 | 53W | 191 | 56W | 3 | 198 |
| 3 | HA – 1 | 15 | 31W | 169 | 34W | ~1.5 | 201 |
| 4 | AX – 2 | 14 | 20W | 158 | 23W | ~1 | 208 |
| 5 | CSO – 3 | 12 | 14W | 152 | 17W | 6 | 205 |
| 6 | AX – 2 | -4 | 41W | 179 | 44W | 1 | 203 |
| 7 | EKO – 10 | -11 | 57W | 195 | 60W | 12 | 197 |
| 8 | EAO – 7 | -20 | 67W | 205 | 70W | 11 | 207 |
| 9 | HS – 1 | -3 | 00 | 138 | 03W | 2 | 202 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.