Daily Sunspot Evaluation
Observation Sheet Friday, 12 November 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)
- 13
- Relative number (R)
- 53
- Observer
- HE
- Reading
- all checks consistent
- File
- 20041112.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 8 | 79W | 25 | 79W | ? | 197 |
| 2 | DRC – 6 | 5 | 06W | 312 | 06W | 6.5 | 201 |
| 3 | DRO – 4 | -13 | 36E | 270 | 36E | 8 | 200 |
| 4 | DSO – 2 | -16 | 66E | 240 | 66E | 8 | 202 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.