Daily Sunspot Evaluation
Observation Sheet Saturday, 23 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)
- 5
- Number of spots (f)
- 61
- Relative number (R)
- 111
- Observer
- MB
- Reading
- all checks consistent
- File
- 20030823.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CRO – 4 | 7 | 42W | 130 | 44W | 3.3.5 | 239 |
| 2 | EAC – 23 | 7 | 02W | 90 | 04W | ~12.5 | 234 |
| 3 | DAI – 18 | 11 | 29E | 59 | 27E | ~5 | 238 |
| 4 | DAO – 11 | -7 | 11W | 99 | 13W | ~5.5 | 236 |
| 5 | DAO – 5 | -12 | 65E | 23 | 63E | <10 | 240 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.