The main body of the Geneva data is formed by a systematic observations of open clusters closer than 500 pc and of a few other selected clusters. Some stars have a rather high weight because they have been observed more intensively to study their variability, like Be and Ap stars.
| No | : | Star number |
|---|---|---|
| Q | : | Magnitude weight |
| sigV | : | Magnitude error |
| mV | : | Magnitude |
| P | : | Colour weight |
| sigC | : | Colour error |
| U | : | U magnitude |
| V | : | V magnitude |
| B1 | : | B1 magnitude |
| B2 | : | B2 magnitude |
| V1 | : | V1 magnitude |
| G | : | G magnitude |