Daily Sunspot Evaluation
Observation Sheet Sunday, 24 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)
- 7
- Number of spots (f)
- 75
- Relative number (R)
- 145
- Observer
- ZFB
- Reading
- all checks consistent
- File
- 20030824.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HR – 1 | 8 | 56W | 131 | 59W | 0.5 | 239 |
| 2 | EAC – 26 | 7 | 16W | 91 | 19W | 14.5 | 234 |
| 3 | AX – 2 | 12 | 16W | 91 | 19W | 2 | 241 |
| 4 | DAC – 27 | 11 | 16E | 59 | 13E | 6 | 238 |
| 5 | DAC – 12 | -7 | 24W | 99 | 27W | ~6 | 236 |
| 6 | DAO – 5 | -13 | 54E | 21 | 51E | 9 | 240 |
| 7 | AX – 2 | -1 | 55E | 20 | 52E | 0.5 | 242 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.