Daily Sunspot Evaluation
Observation Sheet Saturday, 31 May 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)
- 3
- Number of spots (f)
- 22
- Relative number (R)
- 52
- Observer
- TG
- Reading
- all checks consistent
- File
- 20030531.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 3 | 6 | 35E | 84 | 33E | 6 | 147 |
| 2 | DKC – 15 | -7 | 65W | 184 | 67W | ~8 | 142 |
| 3 | HA – 4 | -34 | 30W | 149 | 32W | ~2 | 141 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.