Daily Sunspot Evaluation
Observation Sheet Saturday, 12 November 1988
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)
- 68
- Relative number (R)
- 148
- Observer
- SG0
- Reading
- all checks consistent
- File
- 19881112.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EKC – 7 | 11 | 67W | 109 | 69W | 14.0 | 297 |
| 2 | BRI – 5 | 17 | 10E | 32 | 08E | 4.5 | 304 |
| 3 | BRI – 5 | 20 | 18E | 24 | 16E | 2.5 | 306 |
| 4 | FKC – 28 | 33 | 40E | 2 | 38E | 24.0 | 305 |
| 5 | DAC – 10 | 13 | 43E | 359 | 41E | 6.5 | 309 |
| 6 | HA – 2 | 15 | 57E | 345 | 55E | 1.5 | 310 |
| 7 | HA – 1 | 16 | 73E | 329 | 71E | 2.5 | 311 |
| 8 | DAC – 10 | -24 | 06W | 48 | 08W | 7.0 | 312 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.