Daily Sunspot Evaluation
Observation Sheet Thursday, 10 June 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)
- 3
- Number of spots (f)
- 6
- Relative number (R)
- 36
- Observer
- HE
- Reading
- all checks consistent
- File
- 20040610.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HR – 3 | -9 | 64W | 259 | 65W | 1 | 104 |
| 2 | DRO – 2 | -11 | 37E | 158 | 36E | 4 | 105 |
| 3 | HA – 1 | -11 | 73E | 122 | 72E | 2 | 106 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.