Daily Sunspot Evaluation
Observation Sheet Tuesday, 19 October 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)
- 36
- Relative number (R)
- 86
- Observer
- TÇ
- Reading
- all checks consistent
- File
- 20041019.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 10 | 89E | 176 | 86E | - | 185 |
| 2 | DAO – 15 | -12 | 09W | 274 | 12W | 10 | 180 |
| 3 | CAO – 7 | -10 | 05E | 260 | 02E | 7 | 181 |
| 4 | CAO – 11 | -5 | 22E | 243 | 19E | 5 | 184 |
| 5 | CAO – 2 | -2 | 50E | 215 | 47E | -7 | 183 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.