Daily Sunspot Evaluation
Observation Sheet Friday, 30 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)
- 35
- Relative number (R)
- 65
- Observer
- ZFB
- Reading
- all checks consistent
- File
- 20030530.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | 7 | 50E | 83 | 48E | 2 | 147 |
| 2 | DKC – 25 | -7 | 50W | 183 | 52W | 7 | 142 |
| 3 | HA – 9 | -32 | 16W | 149 | 18W | 4.5 | 141 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.