Daily Sunspot Evaluation
Observation Sheet Saturday, 22 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)
- 34
- Relative number (R)
- 74
- Observer
- MB
- Reading
- all checks consistent
- File
- 20040522.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 2 | 17 | 05W | 93 | 07W | ~2.5 | 88 |
| 2 | CRI – 7 | -11 | 50W | 138 | 52W | ~7 | 90 |
| 3 | HS – 1 | -9 | 32W | 120 | 34W | 2 | 86 |
| 4 | FAI – 24 | -10 | 49E | 39 | 47E | ~16 | 91 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.