Basic data (System:1077)

C1900.0 :18407+5526
C2000.0 :184237953+55322205
Comp. :
Magn. : 5.05(V)
Spect. :A0 ; A0


Identifiers:

BD +55 2107Flamsteed 46 DraGAIADR2 2147865732587997056GAIADR3 2147865732587997056
HD 173524HIP 91755


Orbit

ElementValueStd. dev.
Period (d.):9.810530.00002
Periastron time (xJD-2,400,000.0):52884.310.02
Reference T0/epoch:JD
Eccentricity:0.180.02
omega primary (deg.):1661
K1 (km/s):26.10.7
K2 (km/s):28.90.9
V0 (km/s):-29.90.4
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+0694000
a2sini (km):3.83506e+06120000
m1sin**3 i (sol.mass):0.08490280.0059
m2sin**3 i (sol.mass):0.07667690.0048

Note



Radial velocities used in this orbit

xJDRad.Vel.O-C or errorWeightComponentOffsetComment
-2,400,000.0(km/s)(km/s)(km/s)
49968.7765-27.01a0
49969.7892-45.31.61a0
49969.9035-47.70.51a0
49970.7564-58.20.41a0
49970.8351-58.30.71a0
52188.2766-65.23.51a0
52203.2667-8.40.71a0
52205.2879-28.30.51a0
52535.3544-9.81.21a0
52536.2765-7.51.61a0
52537.2736-8.81.61a0
52812.5332-10.80.71a0
52826.4666-55.71.41a0
52827.4983-37.30.71a0
52829.4699-12.50.61a0
52830.4687-7.71.11a0
52831.4625-9.61.61a0
52832.4575-14.40.31a0
52833.4446-28.20.81a0
52834.4466-43.20.71a0
52835.4546-58.81.41a0
52836.4571-52.91.51a0
52837.4421-29.81.21a0
52874.4552-55.10.51a0
52875.4827-58.61.01a0
52876.4015-41.51.11a0
52877.4044-29.01.01a0
49968.7765-30.21b0
49969.7892-8.82.01b0
49969.9035-6.30.51b0
49970.75646.80.51b0
49970.83517.20.71b0
52188.27663.44.81b0
52203.2667-53.40.61b0
52205.2879-28.30.51b0
52535.3544-46.12.71b0
52536.2765-51.62.61b0
52537.2736-51.72.21b0
52812.5332-45.30.81b0
52826.46662.41.01b0
52827.4983-16.30.61b0
52829.4699-45.70.71b0
52830.4687-50.61.31b0
52831.4625-52.32.21b0
52832.4575-45.21.51b0
52833.4446-28.20.81b0
52834.4466-9.40.61b0
52835.45465.61.81b0
52836.4571-0.91.41b0
52837.4421-29.81.21b0
52874.45525.62.41b0
52875.48271.1.21b0
52876.4015-16.32.51b0
52877.4044-29.01.01b0


Plot

Orbit
Encapsulated PostScript file

T. Merle

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