Daily Sunspot Evaluation
Observation Sheet Wednesday, 5 February 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)
- 10
- Number of spots (f)
- 75
- Relative number (R)
- 175
- Observer
- HÇ0
- Reading
- all checks consistent
- File
- 19920205.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 5 | 6 | 73W | 22 | 75W | 8 | 43 |
| 2 | HA – 2 | 7 | 04W | 313 | 06W | 1 | 47 |
| 3 | ? – 2 | -4 | 85W | 34 | 87W | 39 | |
| 4 | HS – 1 | -12 | 65W | 14 | 67W | 3 | 42 |
| 5 | HA – 3 | -18 | 30W | 339 | 32W | 1.5 | 53 |
| 6 | AX – 3 | -21 | 28W | 337 | 30W | 1 | 54 |
| 7 | CAO – 25 | -14 | 19W | 328 | 21W | 19 | 48 |
| 8 | FKC – 29 | -12 | 08E | 301 | 06E | 20.5 | 46 |
| 9 | AX – 2 | -27 | 09E | 300 | 07E | 1.5 | 52 |
| 10 | BXO – 3 | -5 | 48E | 261 | 46E | 3.5 | 56 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.