| C1900.0 | : | 18407+5526 |
|---|---|---|
| C2000.0 | : | 184237953+55322205 |
| Comp. | : | |
| Magn. | : | 5.05(V) |
| Spect. | : | A0 ; A0 |
| BD +55 2107 | Flamsteed 46 Dra | GAIADR2 2147865732587997056 | HD 173524 |
| HIP 91755 |
| Element | Value | Std. dev. | |
|---|---|---|---|
| Period (d.) | : | 9.81053 | 0.00002 |
| Periastron time (xJD-2,400,000.0) | : | 52884.31 | 0.02 |
| Reference T0/epoch | : | JD | |
| Eccentricity | : | 0.18 | 0.02 |
| omega primary (deg.) | : | 166 | 1 |
| K1 (km/s) | : | 26.1 | 0.7 |
| K2 (km/s) | : | 28.9 | 0.9 |
| V0 (km/s) | : | -29.9 | 0.4 |
| sigma residuals primary | : | 2.4 | |
| sigma residuals secondary | : | 2.6 | |
| #RV primary | : | 27 | |
| #RV secondary | : | 0 | |
| Grade | : | ||
| Contributor | : | PBX | |
| Status | : | PUB | |
| Bibcode | : | 2004A&A...416..661C | |
| Derived quantities (on the fly, from the above quantities) | |||
| a1sini (km) | : | 3.4635e+06 | 94000 |
| a2sini (km) | : | 3.83506e+06 | 120000 |
| m1sin**3 i (sol.mass) | : | 0.0849028 | 0.0059 |
| m2sin**3 i (sol.mass) | : | 0.0766769 | 0.0048 |
| xJD | Rad.Vel. | O-C or error | Weight | Component | Offset | Comment |
| -2,400,000.0 | (km/s) | (km/s) | (km/s) | |||
| 49968.7765 | -27.0 | 1 | a | 0 | ||
| 49969.7892 | -45.3 | 1.6 | 1 | a | 0 | |
| 49969.9035 | -47.7 | 0.5 | 1 | a | 0 | |
| 49970.7564 | -58.2 | 0.4 | 1 | a | 0 | |
| 49970.8351 | -58.3 | 0.7 | 1 | a | 0 | |
| 52188.2766 | -65.2 | 3.5 | 1 | a | 0 | |
| 52203.2667 | -8.4 | 0.7 | 1 | a | 0 | |
| 52205.2879 | -28.3 | 0.5 | 1 | a | 0 | |
| 52535.3544 | -9.8 | 1.2 | 1 | a | 0 | |
| 52536.2765 | -7.5 | 1.6 | 1 | a | 0 | |
| 52537.2736 | -8.8 | 1.6 | 1 | a | 0 | |
| 52812.5332 | -10.8 | 0.7 | 1 | a | 0 | |
| 52826.4666 | -55.7 | 1.4 | 1 | a | 0 | |
| 52827.4983 | -37.3 | 0.7 | 1 | a | 0 | |
| 52829.4699 | -12.5 | 0.6 | 1 | a | 0 | |
| 52830.4687 | -7.7 | 1.1 | 1 | a | 0 | |
| 52831.4625 | -9.6 | 1.6 | 1 | a | 0 | |
| 52832.4575 | -14.4 | 0.3 | 1 | a | 0 | |
| 52833.4446 | -28.2 | 0.8 | 1 | a | 0 | |
| 52834.4466 | -43.2 | 0.7 | 1 | a | 0 | |
| 52835.4546 | -58.8 | 1.4 | 1 | a | 0 | |
| 52836.4571 | -52.9 | 1.5 | 1 | a | 0 | |
| 52837.4421 | -29.8 | 1.2 | 1 | a | 0 | |
| 52874.4552 | -55.1 | 0.5 | 1 | a | 0 | |
| 52875.4827 | -58.6 | 1.0 | 1 | a | 0 | |
| 52876.4015 | -41.5 | 1.1 | 1 | a | 0 | |
| 52877.4044 | -29.0 | 1.0 | 1 | a | 0 | |
| 49968.7765 | -30.2 | 1 | b | 0 | ||
| 49969.7892 | -8.8 | 2.0 | 1 | b | 0 | |
| 49969.9035 | -6.3 | 0.5 | 1 | b | 0 | |
| 49970.7564 | 6.8 | 0.5 | 1 | b | 0 | |
| 49970.8351 | 7.2 | 0.7 | 1 | b | 0 | |
| 52188.2766 | 3.4 | 4.8 | 1 | b | 0 | |
| 52203.2667 | -53.4 | 0.6 | 1 | b | 0 | |
| 52205.2879 | -28.3 | 0.5 | 1 | b | 0 | |
| 52535.3544 | -46.1 | 2.7 | 1 | b | 0 | |
| 52536.2765 | -51.6 | 2.6 | 1 | b | 0 | |
| 52537.2736 | -51.7 | 2.2 | 1 | b | 0 | |
| 52812.5332 | -45.3 | 0.8 | 1 | b | 0 | |
| 52826.4666 | 2.4 | 1.0 | 1 | b | 0 | |
| 52827.4983 | -16.3 | 0.6 | 1 | b | 0 | |
| 52829.4699 | -45.7 | 0.7 | 1 | b | 0 | |
| 52830.4687 | -50.6 | 1.3 | 1 | b | 0 | |
| 52831.4625 | -52.3 | 2.2 | 1 | b | 0 | |
| 52832.4575 | -45.2 | 1.5 | 1 | b | 0 | |
| 52833.4446 | -28.2 | 0.8 | 1 | b | 0 | |
| 52834.4466 | -9.4 | 0.6 | 1 | b | 0 | |
| 52835.4546 | 5.6 | 1.8 | 1 | b | 0 | |
| 52836.4571 | -0.9 | 1.4 | 1 | b | 0 | |
| 52837.4421 | -29.8 | 1.2 | 1 | b | 0 | |
| 52874.4552 | 5.6 | 2.4 | 1 | b | 0 | |
| 52875.4827 | 1. | 1.2 | 1 | b | 0 | |
| 52876.4015 | -16.3 | 2.5 | 1 | b | 0 | |
| 52877.4044 | -29.0 | 1.0 | 1 | b | 0 |
