Daily Sunspot Evaluation
Observation Sheet Thursday, 30 November 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)
- 14
- Number of spots (f)
- 73
- Relative number (R)
- 213
- Observer
- YK
- Reading
- all checks consistent
- File
- 19891130.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DKC – 10 | 26 | 50W | 75 | 50W | 10 | 411 |
| 2 | CAI – 4 | 43 | 43W | 68 | 43W | 3.75 | 417 |
| 3 | DKC – 11 | 19 | 09W | 34 | 09W | 5.5 | 419 |
| 4 | BXI – 10 | 16 | 01E | 24 | 01E | 5.5 | 420 |
| 5 | CAI – 7 | 10 | 28E | 357 | 28E | 4.5 | 423 |
| 6 | AX – 3 | 12 | 56E | 329 | 56E | 1 | 424 |
| 7 | AX – 1 | 12 | 70E | 315 | 70E | - | 425 |
| 8 | HK – 1 | 18 | 80E | 305 | 80E | 3 | 426 |
| 9 | EKO – 5 | -5 | 66W | 91 | 66W | 14.75 | 416 |
| 10 | HA – 1 | -11 | 41W | 66 | 41W | 0.75 | 417 |
| 11 | HA – 1 | -16 | 39W | 64 | 39W | 1 | 418 |
| 12 | AX – 1 | -37 | 10W | 35 | 10W | - | 427 |
| 13 | DSC – 11 | -18 | 23E | 2 | 23E | 8 | 421 |
| 14 | HS – 7 | -16 | 47E | 338 | 47E | 7 | 422 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.