Daily Sunspot Evaluation
Observation Sheet Wednesday, 22 September 2004
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)
- 3
- Number of spots (f)
- 15
- Relative number (R)
- 45
- Observer
- MS
- Reading
- all checks consistent
- File
- 20040922.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | 5 | 13W | 274 | 15W | - | 173 |
| 2 | AX – 2 | -9 | 45W | 306 | 47W | ~2.5 | 172 |
| 3 | EKO – 12 | -13 | 09W | 270 | 11W | ~10.5 | 168 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.