Daily Sunspot Evaluation
Observation Sheet Friday, 25 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)
- 4
- Number of spots (f)
- 21
- Relative number (R)
- 61
- Observer
- HE
- Reading
- all checks consistent
- File
- 20040625.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 14 | 82W | 80 | 85W | 5 | 108 |
| 2 | CRO – 3 | 8 | 20E | 338 | 17E | 7 | 119 |
| 3 | FAC – 12 | -10 | 60W | 58 | 63W | 17 | 110 |
| 4 | CRO – 5 | -16 | 50W | 48 | 53W | 5 | 115 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.