Daily Sunspot Evaluation
Observation Sheet Friday, 19 March 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)
- 5
- Number of spots (f)
- 22
- Relative number (R)
- 72
- Observer
- ıH
- Reading
- all checks consistent
- File
- 20040319.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 3 | 14 | 71E | 142 | 68E | ~5 | 44 |
| 2 | DAO – 5 | -18 | 53W | 266 | 54W | 5 | 41 |
| 3 | HA – 1 | -12 | 11W | 224 | 14W | 0.5 | 43 |
| 4 | EAC – 12 | -4 | 38E | 175 | 35E | 10.5 | 40 |
| 5 | HA – 1 | -1 | 62E | 151 | 59E | ~2 | 42 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.