Basic data (System:1291)
C1900.0 | : | 21108+0450
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C2000.0 | : | 211549432+05145224
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Comp. | :
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Magn. | : | 3.92(V)
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Spect. | : | G2III ; A5V
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Identifiers:
Bayer $\alpha$ Equ | BD +04 4635 | Flamsteed 8 Equ | GAIADR2 1732693474833048192
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GAIADR3 1732693474833048192 | HD 202447 | HD 202448 | HIP 104987
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HR 8131
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Orbit
Element | | Value | Std. dev.
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Period (d.) | : | 98.8215 | 0.0164359
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Periastron time (xJD-2,400,000.0) | : | 48242 | 7.79333
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Reference T0/epoch | : | JD
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Eccentricity | : | 0.00441959 | 0.0072
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omega primary (deg.) | : | 298.472 | 30
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K1 (km/s) | : | 16.0638 | 0.34
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K2 (km/s) | : | 18.37 | 0.72
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V0 (km/s) | : | -17.6185 | 0.21
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sigma residuals primary | : | 1.74479
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sigma residuals secondary | : | 3.88211
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#RV primary | : | 60
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#RV secondary | : | 56
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Grade | : | 5.0
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Contributor | : | PBX
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Status | : | PUB
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Bibcode | : | 2000A&AS..145..215P
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Derived quantities (on the fly, from the above quantities) |
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a1sini (km) | : | 2.18288e+07 | 460000
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a2sini (km) | : | 2.49626e+07 | 980000
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m1sin**3 i (sol.mass) | : | 0.223862 | 0.019
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m2sin**3 i (sol.mass) | : | 0.195758 | 0.011
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Note
Simultaneous adjustment of the visual and spectroscopic data (VB-SB2 system).
Radial velocities used in this orbit
xJD | Rad.Vel. | O-C or error | Weight | Component | Offset | Comment
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-2,400,000.0 | (km/s) | (km/s) | | | (km/s) |
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40429.9357 | -14.04 | 1.73 | 0.334 | a | |
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40429.9357 | -19.4 | 3.82 | 0.069 | b | |
|
40441.8718 | -3.89 | 1.73 | 0.334 | a | |
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40441.8718 | -30 | 3.82 | 0.069 | b | |
|
40499.7700 | -32.56 | 1.73 | 0.334 | a | |
|
40723.9849 | -16.71 | 1.73 | 0.334 | a | |
|
40810.8066 | -28.2 | 1.73 | 0.334 | a | |
|
40829.7809 | -10.01 | 1.73 | 0.334 | a | |
|
40829.7809 | -23.3 | 3.82 | 0.069 | b | |
|
40856.7577 | -2.77 | 1.73 | 0.334 | a | |
|
40856.7577 | -30.6 | 3.82 | 0.069 | b | |
|
40888.6507 | -20.9 | 3.82 | 0.069 | b | |
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40888.6507 | -30.24 | 1.73 | 0.334 | a | |
|
41144.9046 | -0.3 | 1.73 | 0.334 | a | |
|
41162.8526 | -10.1 | 1.73 | 0.334 | a | |
|
41162.8526 | -20.9 | 3.82 | 0.069 | b | |
|
41510.5888 | -16.7 | 3.82 | 0.069 | b | |
|
41513.5984 | -22.6 | 3.82 | 0.069 | b | |
|
41538.4969 | -1.9 | 1.73 | 0.334 | a | |
|
41538.4969 | -35.7 | 3.82 | 0.069 | b | |
|
41540.5204 | -1.85 | 1.73 | 0.334 | a | |
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41540.5204 | -41.9 | 3.82 | 0.069 | b | |
|
41553.4280 | -29.8 | 3.82 | 0.069 | b | |
|
41566.4270 | -13.8 | 3.82 | 0.069 | b | |
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41566.4270 | -20.9 | 1.73 | 0.334 | a | |
|
41567.4351 | -12.8 | 3.82 | 0.069 | b | |
|
41567.4351 | -21.02 | 1.73 | 0.334 | a | |
|
41587.4540 | -33.77 | 3.82 | 0.069 | a | |
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41587.4540 | 0.6 | 3.82 | 0.069 | b | |
|
41597.3265 | -1.5 | 3.82 | 0.069 | b | |
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41597.3265 | -28.08 | 1.73 | 0.334 | a | |
|
41599.2915 | -29.03 | 1.73 | 0.334 | a | |
|
41599.2915 | 5 | 3.82 | 0.069 | b | |
|
41606.3735 | -23.9 | 1.73 | 0.334 | a | |
|
41606.3735 | -7.6 | 3.82 | 0.069 | b | |
|
41606.4247 | -24.81 | 1.73 | 0.334 | a | |
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41606.4247 | -8.6 | 3.82 | 0.069 | b | |
|
41608.2764 | -14.9 | 3.82 | 0.069 | b | |
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41608.2764 | -23.69 | 1.73 | 0.334 | a | |
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41611.3226 | -15.5 | 3.82 | 0.069 | b | |
|
41611.3226 | -19.87 | 1.73 | 0.334 | a | |
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41612.3525 | -16.9 | 3.82 | 0.069 | b | |
|
41612.3525 | -20.77 | 1.73 | 0.334 | a | |
|
41615.3183 | -16.62 | 1.73 | 0.334 | a | |
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41615.3183 | -19.3 | 3.82 | 0.069 | b | |
|
41616.2643 | -12.79 | 1.73 | 0.334 | a | |
|
41616.2643 | -23.5 | 3.82 | 0.069 | b | |
|
41623.3135 | -22.8 | 3.82 | 0.069 | b | |
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41643.2192 | -3.44 | 1.73 | 0.334 | a | |
|
41643.2192 | -37 | 3.82 | 0.069 | b | |
|
41645.2134 | -39.4 | 3.82 | 0.069 | b | |
|
41645.2134 | -5.58 | 1.73 | 0.334 | a | |
|
41655.2320 | -12.95 | 1.73 | 0.334 | a | |
|
41655.2320 | -28.9 | 3.82 | 0.069 | b | |
|
41667.2156 | -15.1 | 3.82 | 0.069 | b | |
|
41667.2156 | -23.52 | 1.73 | 0.334 | a | |
|
41670.2215 | -14.2 | 3.82 | 0.069 | b | |
|
41670.2215 | -26.2 | 1.73 | 0.334 | a | |
|
41682.2161 | -34.56 | 1.73 | 0.334 | a | |
|
41683.2205 | -0.7 | 3.82 | 0.069 | b | |
|
41683.2205 | -35.8 | 1.73 | 0.334 | a | |
|
41897.9281 | -2.5 | 3.82 | 0.069 | b | |
|
41897.9281 | -27.86 | 1.73 | 0.334 | a | |
|
41904.8239 | -22.01 | 1.73 | 0.334 | a | |
|
41909.8788 | -16.99 | 1.73 | 0.334 | a | |
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41909.8788 | -17.5 | 3.82 | 0.069 | b | |
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41980.2866 | -34.96 | 1.73 | 0.334 | a | |
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41980.2866 | 1 | 3.82 | 0.069 | b | |
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41993.2234 | -0.5 | 3.82 | 0.069 | b | |
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41993.2234 | -31 | 1.73 | 0.334 | a | |
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42004.2209 | -16.5 | 3.82 | 0.069 | b | |
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42004.2209 | -24.18 | 1.73 | 0.334 | a | |
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42007.2341 | -13.9 | 3.82 | 0.069 | b | |
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42016.2045 | -13.05 | 1.73 | 0.334 | a | |
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42016.2045 | -27.3 | 3.82 | 0.069 | b | |
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42026.2158 | -33.4 | 3.82 | 0.069 | b | |
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42234.9371 | -1.04 | 1.73 | 0.334 | a | |
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42234.9371 | -30.1 | 3.82 | 0.069 | b | |
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42242.8701 | -30.4 | 3.82 | 0.069 | b | |
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42242.8701 | -4.87 | 1.73 | 0.334 | a | |
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42253.8493 | -14.67 | 1.73 | 0.334 | a | |
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42253.8493 | -19.3 | 3.82 | 0.069 | b | |
|
42269.8396 | -2.6 | 3.82 | 0.069 | b | |
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42269.8396 | -29.45 | 1.73 | 0.334 | a | |
|
42273.8902 | -0.7 | 3.82 | 0.069 | b | |
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42273.8902 | -31.66 | 1.73 | 0.334 | a | |
|
42280.8480 | -32.97 | 1.73 | 0.334 | a | |
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42280.8480 | 0.4 | 3.82 | 0.069 | b | |
|
42305.7795 | -16.08 | 1.73 | 0.334 | a | |
|
42318.7930 | -29.2 | 3.82 | 0.069 | b | |
|
42318.7930 | -4.47 | 1.73 | 0.334 | a | |
|
42354.6343 | -18.5 | 3.82 | 0.069 | b | |
|
42354.6343 | -26.74 | 1.73 | 0.334 | a | |
|
42657.8729 | -12.4 | 3.82 | 0.069 | b | |
|
42657.8729 | -23.76 | 1.73 | 0.334 | a | |
|
42661.8029 | -27.09 | 1.73 | 0.334 | a | |
|
42661.8029 | -4.9 | 3.82 | 0.069 | b | |
|
42681.8438 | 3.9 | 3.82 | 0.069 | b | |
|
42681.8730 | -31.81 | 1.73 | 0.334 | a | |
|
42681.8730 | 1.6 | 3.82 | 0.069 | b | |
|
42752.5401 | -17.1 | 3.82 | 0.069 | b | |
|
42935.9720 | -5.35 | 1.73 | 0.334 | a | |
|
42975.9441 | -32.24 | 1.73 | 0.334 | a | |
|
43088.6140 | -23.73 | 1.73 | 0.334 | a | |
|
43110.5614 | -4.09 | 1.73 | 0.334 | a | |
|
43301.9556 | -27.9 | 3.82 | 0.069 | b | |
|
43301.9556 | -8.22 | 1.73 | 0.334 | a | |
|
43312.9494 | -1.59 | 1.73 | 0.334 | a | |
|
43312.9494 | -36.4 | 3.82 | 0.069 | b | |
|
43347.8739 | -21.89 | 1.73 | 0.334 | a | |
|
43347.8739 | -8.1 | 3.82 | 0.069 | b | |
|
45932.7879 | -32.41 | 1.73 | 0.334 | a | |
|
46288.8041 | -1.56 | 1.73 | 0.334 | a | |
|
46288.8041 | -39 | 3.82 | 0.069 | b | |
|
47042.7626 | -21 | 1.73 | 0.334 | a | |
|
47375.9073 | -35.9 | 3.82 | 0.069 | b | |
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Plot
Encapsulated PostScript file
T. Merle