parallax: 0.01024 0.000222 m1: 2.315 0.08 C Positional observations C B [yr] theta rho rho_std 1980.1561 336.4 0.0440 0.0050 I1 1984.0526 299.6 0.0930 0.0050 I1 1984.8463 307.3 0.0910 0.0050 I1 1985.1830 306.3 0.0910 0.0050 I1 1985.1858 308.7 0.0880 0.0050 I1 1986.7039 328.6 0.0450 0.0050 I1 1986.8894 332.4 0.0340 0.0050 I1 1989.2267 283.1 0.0630 0.0050 I1 1990.2755 293.1 0.0890 0.0050 I1 1991.3265 303.8 0.0860 0.0050 I1 1991.8943 306.7 0.0850 0.0050 I1 1992.3124 310.7 0.0800 0.0050 I1 1997.9692 303.7 0.0980 0.0050 I1 1999.2429 313.9 0.0740 0.0050 I1 2003.9502 299.7 0.0920 0.0050 I1 2004.8243 305.3 0.0900 0.0050 I1 2005.2349 308.4 0.0860 0.0050 I1 2007.0046 345.0 0.0355 0.0050 I1 2007.0046 343.0 0.0371 0.0050 I1 2007.0059 345.5 0.0396 0.0050 I1 2009.9202 295.4 0.0820 0.0050 I1 2009.9202 295.3 0.0830 0.0050 I1 2010.8162 302.3 0.0941 0.0050 I1 2010.8162 302.1 0.0920 0.0050 I1 2012.0968 312.3 0.0814 0.0050 I1 2012.0968 312.3 0.0829 0.0050 I1 C Radial velocities used in this orbit C epoch Rad.Vel. O-C or error Weight Component C years (km/s) (km/s) (km/s) 1980.194 -2.530 1.190 -1.858 Va 1980.197 0.780 0.820 1.438 Va 1980.204 -4.050 1.220 -3.428 Va 1980.213 -2.230 0.780 -1.648 Va 1980.218 0.920 0.870 1.475 Va 1980.221 -1.090 1.380 -0.547 Va 1980.944 10.140 1.000 1.002 Va 1981.051 15.180 0.910 0.822 Va 1981.130 15.270 1.960 -3.781 Va 1981.144 20.100 1.270 0.526 Va 1981.223 16.900 0.900 -0.494 Va 1981.231 18.500 0.980 1.814 Va 1982.206 -0.890 1.130 3.232 Va 1982.804 -5.510 0.830 -0.733 Va 1982.965 -0.820 0.990 4.019 Va 1983.265 -5.260 0.870 -0.374 Va 1983.268 -4.960 0.760 -0.074 Va 1983.276 -2.470 0.920 2.416 Va 1983.279 -3.060 1.020 1.826 Va 1983.282 -2.090 1.110 2.796 Va 1983.298 -2.130 0.960 2.756 Va 1983.860 -5.550 0.730 -0.747 Va 1983.934 -2.900 1.090 1.880 Va 1984.035 -1.960 0.960 2.785 Va 1984.068 -1.090 1.170 3.643 Va 1984.172 -3.290 0.640 1.401 Va 1984.906 0.230 1.280 4.489 Va 1985.204 -6.070 0.840 -2.063 Va 1985.256 -5.030 1.470 -1.072 Va 1985.974 -4.650 0.890 -1.613 Va 1986.056 -4.250 0.970 -1.357 Va 1986.190 -5.330 0.870 -2.696 Va 1986.771 -2.890 1.150 -1.958 Va 1987.203 2.010 0.900 0.188 Va 1987.209 1.590 1.180 -0.288 Va 1988.385 -0.900 0.920 1.344 Va 1989.270 -3.990 0.850 0.684 Va 1994.113 5.660 1.580 -0.341 Va 1995.263 -3.500 0.300 0.029 Va 1995.266 -4.000 0.300 -0.460 Va 1995.268 -3.990 0.300 -0.441 Va 1995.271 -3.560 0.300 -0.000 Va 1995.274 -3.420 0.300 0.149 Va 1995.277 -4.020 0.300 -0.441 Va 1996.093 -5.340 0.300 -0.555 Va 1996.096 -4.640 0.300 0.146 Va