Daily Sunspot Evaluation
Observation Sheet Sunday, 5 February 1989
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)
- 12
- Number of spots (f)
- 49
- Relative number (R)
- 169
- Observer
- HE
- Reading
- all checks consistent
- File
- 19890205.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BRO – 9 | 22 | 29W | 32 | 31W | 5.0 | 67 |
| 2 | AX – 3 | 13 | 19E | 344 | 17E | 1.0 | 15 |
| 3 | BXO – 8 | 18 | 43E | 320 | 41E | 11.0 | 70 |
| 4 | AX – 1 | 37 | 58E | 305 | 56E | - | 72 |
| 5 | ? – 5 | 30 | 73E | 290 | 71E | 12.0 | 73 |
| 6 | AX – 1 | -26 | 75W | 78 | 77W | - | 74 |
| 7 | CAI – 8 | -22 | 52W | 55 | 54W | 7.0 | 57 |
| 8 | HS – 2 | -22 | 06E | 357 | 04E | 3.5 | 58 |
| 9 | AX – 1 | -20 | 16E | 347 | 14E | - | 59 |
| 10 | HA – 4 | -27 | 23E | 340 | 21E | 2.0 | 58 |
| 11 | BXI – 5 | -14 | 25E | 338 | 23E | 4.0 | 59 |
| 12 | DSO – 2 | -31 | 66E | 297 | 64E | 3.0 | 57 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.