| C1900.0 | : | 15485+1331 |
|---|---|---|
| C2000.0 | : | 155312097+13114784 |
| Comp. | : | |
| Magn. | : | 6.10(V) |
| Spect. | : | G0IV |
| BD +13 3024 | Flamsteed 39 Ser | GAIADR2 1191518146611956096 | GAIADR3 1191518146611956096 |
| HD 142267 | HIP 77801 |
| Element | Value | Std. dev. | |
|---|---|---|---|
| Period (d.) | : | 138.603 | |
| Periastron time (xJD-2,400,000.0) | : | 44165.4 | |
| Reference T0/epoch | : | JD | |
| Eccentricity | : | 0.50 | |
| omega primary (deg.) | : | 286.4 | |
| K1 (km/s) | : | 6.0 | |
| K2 (km/s) | : | ||
| V0 (km/s) | : | +35.1 | |
| sigma residuals primary | : | ||
| sigma residuals secondary | : | ||
| #RV primary | : | ||
| #RV secondary | : | ||
| Grade | : | 3.0 | |
| Contributor | : | DAO | |
| Status | : | PUB | |
| Bibcode | : | 1985PASP...97..355B | |
| Derived quantities (on the fly, from the above quantities) | |||
| a1sini (km) | : | 9.90349e+06 | 0 |
| f(m) (sol.mass) | : | 0.00202246 | 0 |
The spectral type is variously given as G0 IV or G2 V. According to Beavers and Salzer, G0 IV is in better agreement with the trigonometrical parallax of 0.041". The I.D.S. lists an 11.8m companion at nearly 100" separation, but the relative motion would suggest that the pair is optical.
