Daily Sunspot Evaluation
Observation Sheet Tuesday, 4 May 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)
- 4
- Number of spots (f)
- 23
- Relative number (R)
- 63
- Observer
- ZFB
- Reading
- all checks consistent
- File
- 20040504.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HR – 1 | 2 | 07W | 333 | 40W | 50.5 | 78 |
| 2 | DAO – 11 | -10 | 65W | 31 | 68W | 9.5 | 75 |
| 3 | CRI – 9 | -12 | 09E | 317 | 06E | ~6 | 79 |
| 4 | HA – 2 | -19 | 49E | 277 | 46E | ~3 | 77 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.