Daily Sunspot Evaluation
Observation Sheet Sunday, 23 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)
- 6
- Number of spots (f)
- 52
- Relative number (R)
- 112
- Observer
- ZFB
- Reading
- all checks consistent
- File
- 20040523.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 4 | 18 | 18W | 93 | 21W | ~2 | 88 |
| 2 | BXO – 3 | -10 | 65W | 140 | 68W | 4.5 | 90 |
| 3 | HS – 1 | -9 | 45W | 120 | 48W | 2 | 86 |
| 4 | EAI – 33 | -10 | 38E | 37 | 35E | ~12 | 91 |
| 5 | CRO – 5 | -15 | 45E | 30 | 42E | 4 | 93 |
| 6 | AX – 6 | -9 | 28W | 103 | 31W | ~3 | 92 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.