Daily Sunspot Evaluation
Observation Sheet Friday, 24 January 1992
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)
- 7
- Number of spots (f)
- 21
- Relative number (R)
- 91
- Observer
- YK
- Reading
- all checks consistent
- File
- 19920124.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 5 | 17 | 46W | 152 | 47W | 8.5 | 32 |
| 2 | CAO – 5 | 3 | 05E | 101 | 04E | 7.5 | 31 |
| 3 | AX – 4 | -21 | 02E | 104 | 01E | 2.5 | 36 |
| 4 | AX – 3 | -16 | 13E | 93 | 12E | 1.5 | 30 |
| 5 | HR – 2 | -18 | 28E | 78 | 27E | 1 | 35 |
| 6 | HH – 1 | -14 | 38E | 68 | 37E | 2.5 | 34 |
| 7 | HA – 1 | -6 | 76E | 30 | 75E | 2 | 39 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.