Daily Sunspot Evaluation
Observation Sheet Tuesday, 14 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)
- 10
- Number of spots (f)
- 196
- Relative number (R)
- 296
- Observer
- HÇ
- Reading
- all checks consistent
- File
- 19890214.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | FKC – 49 | 31 | 40W | 283 | 41W | 22.5 | 36 |
| 2 | BXI – 5 | 21 | 24W | 267 | 25W | 5.5 | 47 |
| 3 | CAI – 10 | 24 | 01E | 242 | 00 | 4.5 | 73 |
| 4 | DKI – 27 | 16 | 01E | 242 | 00 | 8.0 | 80 |
| 5 | AX – 2 | 30 | 16E | 227 | 15E | 0.5 | 88 |
| 6 | BXO – 6 | 30 | 38E | 205 | 37E | 5.0 | 82 |
| 7 | EKO – 23 | 20 | 47E | 196 | 46E | 15.0 | 75 |
| 8 | AX – 1 | -39 | 77W | 320 | 78W | 3.0 | 74 |
| 9 | AX – 1 | -30 | 60W | 302 | 61W | - | 77 |
| 10 | FKC – 72 | -17 | 00 | 243 | 01W | 19.0 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.