Daily Sunspot Evaluation
Observation Sheet Sunday, 24 October 1999
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)
- 96
- Relative number (R)
- 146
- Observer
- YK
- Reading
- all checks consistent
- File
- 19991024.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CRO – 9 | 17 | 18W | 210 | 20W | 3.5 | |
| 2 | ? – 7 | 9 | 76E | 116 | 74E | ||
| 3 | EKO – 15 | -14 | 45W | 237 | 49W | 12 | |
| 4 | EAF – 45 | -12 | 25E | 167 | 23E | 14 | |
| 5 | EAI – 20 | -25 | 44E | 148 | 42E | 12 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.