Daily Sunspot Evaluation
Observation Sheet Friday, 22 January 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)
- 44
- Relative number (R)
- 94
- Observer
- MB
- Reading
- all checks consistent
- File
- 19990122.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 2 | 24 | 75W | 300 | 77W | 4 | |
| 2 | FKC – 17 | 19 | 43W | 268 | 45W | 13.5 | |
| 3 | EAI – 8 | 19 | 07W | 232 | 09W | 11 | |
| 4 | HR – 2 | 14 | 57E | 169 | 55E | 4 | |
| 5 | EKC – 15 | -23 | 48W | 273 | 50W | 12 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.