Daily Sunspot Evaluation
Observation Sheet Monday, 12 June 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)
- 11
- Number of spots (f)
- 242
- Relative number (R)
- 352
- Observer
- HÇ
- Reading
- all checks consistent
- File
- 19890612.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXO – 9 | 16 | 38W | 165 | 41W | 9 | 283 |
| 2 | BXO – 22 | 13 | 18W | 145 | 21W | 5.5 | 284 |
| 3 | FKC – 77 | 20 | 35E | 92 | 22E | 19 | 286 |
| 4 | AX – 3 | 23 | 50E | 77 | 47E | 0.5 | 287 |
| 5 | AX – 1 | 12 | 61E | 66 | 58E | - | 290 |
| 6 | HA – 1 | 29 | 80E | 47 | 77E | 2 | 291 |
| 7 | EAC – 49 | -18 | 35W | 162 | 38W | 16.5 | 292 |
| 8 | AX – 6 | -25 | 25W | 152 | 28W | 3.5 | 293 |
| 9 | DAC – 15 | -19 | 17W | 144 | 20W | 6 | 294 |
| 10 | FAO – 24 | -10 | 31E | 96 | 28E | 16 | 295 |
| 11 | FKC – 35 | -19 | 56E | 71 | 53E | 20 | 296 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.