Daily Sunspot Evaluation
Observation Sheet Friday, 3 March 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)
- 8
- Number of spots (f)
- 62
- Relative number (R)
- 142
- Observer
- HE
- Reading
- all checks consistent
- File
- 19890303.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HH – 5 | 11 | 36W | 54 | 37W | 4.25 | 101 |
| 2 | AX – 2 | 36 | 36W | 54 | 37W | 1.0 | 106 |
| 3 | DKI – 20 | 18 | 24W | 42 | 25W | 9.0 | 110 |
| 4 | EKI – 17 | 23 | 25E | 353 | 24E | 11.0 | 104 |
| 5 | AX – 2 | 12 | 33E | 345 | 32E | 0.5 | 105 |
| 6 | BXI – 14 | -21 | 27W | 45 | 28W | 10.75 | 103 |
| 7 | AX – 1 | -24 | 57E | 321 | 56E | 0.5 | 120 |
| 8 | ? – 1 | -10 | 87E | 291 | 86E | 3.0 | 121 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.