Daily Sunspot Evaluation
Observation Sheet Friday, 1 August 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)
- 4
- Number of spots (f)
- 28
- Relative number (R)
- 68
- Observer
- MS
- Reading
- all checks consistent
- File
- 20030801.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | 11 | 20W | 39 | 23W | ~2 | 210 |
| 2 | AX – 7 | -18 | 08W | 27 | 11W | 2.5 | 217 |
| 3 | EAO – 19 | -7 | 24E | 355 | 21E | ~13 | 214 |
| 4 | ? – 1 | -9 | 84E | 295 | 81E | 2 | 218 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.