Daily Sunspot Evaluation
Observation Sheet Wednesday, 14 April 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)
- 18
- Relative number (R)
- 58
- Observer
- TG
- Reading
- all checks consistent
- File
- 20040414.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 14 | 76E | 154 | 74E | ~1 | 64 |
| 2 | ? – 1 | -14 | 84W | 314 | 86W | ~2 | 57 |
| 3 | DAI – 13 | -17 | 16W | 246 | 18W | ~9 | 62 |
| 4 | HR – 3 | -12 | 57E | 173 | 55E | ~4 | 63 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.