Gaia Source ID - Star A : 46741446184164224 Simbad
Gaia Source ID - Star B : 46741652342594304 Simbad
Observation Epoch : J 2016.001 / 2016-01-02
Angular Separation : 4.674" ± 0.0403 mas
Position Angle : 327.91 ± 0.00060 degrees
Star A/B Epoch : J 2016.000 / J 2016.000
Angular Separation : 4.674" ± 0.0403 mas
Position Angle : 327.91 ± 0.00061 degrees
LB of Projected Separation (AU): 637.65 AU
Spatial Separation (pc) : 1.48 ± 1.12 pc
Spatial Separation (ly) : 4.82 ± 3.67 ly
Proper Motion Angular Difference : 6.38 ± 1.39 degrees
Total Proper Motion Difference : 0.91 ± 0.07 mas/yr
Tangential Velocity Difference : 0.68 ± 0.08 km/s
Aladin Lite Sky Atlas
DSS color
DSS blue
2MASS
AllWISE
Gaia Source ID : 46741446184164224 Simbad
Epoch : J 2016.000
Right Ascension (RA) : 04h 07m 59.43s
Declination (Dec) : 17° 20' 23.48"
Distance (pc) : 137.90 ± 1.07 pc
Distance (ly) : 449.76 ± 3.48 ly
Magnitude (Gaia G-band) : 5.33 mag
Absolute Magnitude : -0.37 ± 0.04 mag
Spectral Type (color index) : K
Luminosity (solar luminosities) : 103.73 +3.76/−3.63 L☉
Mass estimation (solar masses) : 6.92 M☉
RUWE : 1.04
Position Angle of Proper Motion : 138.17 ± 1.31 degrees
Total Proper Motion : 13.19 ± 0.06 mas/yr
Total Proper Motion (Gaia) : 13.19 mas/yr
Tangential Velocity : 8.63 ± 0.08 km/s
Radial Velocity (Gaia) : -31.84 ± 0.13 km/s
Space Velocity : 32.99 ± 0.13 km/s
Parallax over error : 129.230 : very good
RUWE : 1.040 : good astrometric fit (single star)
Duplicated source : false : single source
G magnitude : 5.328 : G > 3 mag, photometry reliable
Excess noise : 0.338 : poor fit, model deviation significant
Significance : 139.357 : possible double star, motion, mismatch
BP-RP excess factor : 1.300 : photometry inconsistent
Visibility periods : 13 : high, indicates well observed star
IPD multi-peak frac : 0% : single peak detected
IDP GoF harmonic amp: 0.056 : slight indication of structure
Gaia Source ID : 46741652342594304 Simbad
Epoch : J 2016.000
Right Ascension (RA) : 04h 07m 59.25s
Declination (Dec) : 17° 20' 27.44"
Distance (parsecs) : 136.42 ± 0.35 pc
Distance (lightyears) : 444.95 ± 1.15 ly
Magnitude (Gaia G-band) : 9.79 mag
Absolute Magnitude : 4.12 ± 0.01 mag
Spectral Type (color index) : G
Luminosity (solar luminosities) : 1.66 +0.02/−0.02 L☉
Mass estimation (solar masses) : 1.22 M☉
RUWE : 0.92
Position Angle of Proper Motion : 131.78 ± 0.47 degrees
Total Proper Motion : 12.28 ± 0.02 mas/yr
Total Proper Motion (Gaia) : 12.28 mas/yr
Tangential Velocity : 7.94 ± 0.03 km/s
Parallax over error : 385.402 : very good
RUWE : 0.920 : good astrometric fit (single star)
Duplicated source : false : single source
G magnitude : 9.791 : G > 3 mag, photometry reliable
Excess noise : 0.077 : poor fit, model deviation significant
Significance : 5.997 : possible double star, motion, mismatch
BP-RP excess factor : 1.350 : photometry inconsistent
Visibility periods : 13 : high, indicates well observed star
IPD multi-peak frac : 0% : single peak detected
IDP GoF harmonic amp: 0.055 : slight indication of structure
Spatial separation :
304584.7 AU, with an uncertainty range of [ 72692.9, 536476.5] AU
Probability for a physical pair:
Close to or zero (Nominal) / Close to or zero (at lower bound of uncertainty)
Separation-Based Evidence factor:
0.026 (Nominal) / Flag: normal
Relative Proper Motion Angular difference:
3.55 %
Relative Total Proper Motion difference:
7.43 %
Relative Tangential Velocity difference:
8.59 %
Estimated CPM Probability:
88.93 %
CPM-Based Evidence factor:
0.791
Combined Physical Binding Evidence factor:
0.026
RUWE probability for a binary system (Star A):
Zero
RUWE probability for a binary system (Star B):
Zero
-- For epoch J[1900-2100], computed using Gaia proper motions --
Click to expand/collapse - Separation and Position Angle for J-Epoch:
Epoch Sep[″] e_Sep[″] PA[°] e_PA[°]
-------------------------------------------------
1900.0 4.536 0.007 326.188 0.103
1901.0 4.537 0.007 326.203 0.102
1902.0 4.539 0.007 326.219 0.101
1903.0 4.540 0.007 326.234 0.100
1904.0 4.541 0.007 326.249 0.099
1905.0 4.542 0.007 326.265 0.098
1906.0 4.543 0.007 326.280 0.097
1907.0 4.545 0.006 326.295 0.096
1908.0 4.546 0.006 326.311 0.096
1909.0 4.547 0.006 326.326 0.095
1910.0 4.548 0.006 326.341 0.094
1911.0 4.549 0.006 326.356 0.093
1912.0 4.550 0.006 326.372 0.092
1913.0 4.552 0.006 326.387 0.091
1914.0 4.553 0.006 326.402 0.090
1915.0 4.554 0.006 326.417 0.089
1916.0 4.555 0.006 326.432 0.088
1917.0 4.556 0.006 326.448 0.087
1918.0 4.557 0.006 326.463 0.087
1919.0 4.559 0.006 326.478 0.086
1920.0 4.560 0.006 326.493 0.085
1921.0 4.561 0.006 326.508 0.084
1922.0 4.562 0.006 326.524 0.083
1923.0 4.563 0.006 326.539 0.082
1924.0 4.564 0.005 326.554 0.081
1925.0 4.566 0.005 326.569 0.080
1926.0 4.567 0.005 326.584 0.079
1927.0 4.568 0.005 326.599 0.078
1928.0 4.569 0.005 326.614 0.078
1929.0 4.570 0.005 326.629 0.077
1930.0 4.572 0.005 326.645 0.076
1931.0 4.573 0.005 326.660 0.075
1932.0 4.574 0.005 326.675 0.074
1933.0 4.575 0.005 326.690 0.073
1934.0 4.576 0.005 326.705 0.072
1935.0 4.577 0.005 326.720 0.071
1936.0 4.579 0.005 326.735 0.070
1937.0 4.580 0.005 326.750 0.070
1938.0 4.581 0.005 326.765 0.069
1939.0 4.582 0.005 326.780 0.068
1940.0 4.583 0.005 326.795 0.067
1941.0 4.585 0.004 326.810 0.066
1942.0 4.586 0.004 326.825 0.065
1943.0 4.587 0.004 326.840 0.064
1944.0 4.588 0.004 326.855 0.063
1945.0 4.589 0.004 326.870 0.062
1946.0 4.590 0.004 326.885 0.062
1947.0 4.592 0.004 326.900 0.061
1948.0 4.593 0.004 326.915 0.060
1949.0 4.594 0.004 326.930 0.059
1950.0 4.595 0.004 326.945 0.058
1951.0 4.596 0.004 326.960 0.057
1952.0 4.598 0.004 326.975 0.056
1953.0 4.599 0.004 326.990 0.055
1954.0 4.600 0.004 327.005 0.054
1955.0 4.601 0.004 327.020 0.054
1956.0 4.602 0.004 327.035 0.053
1957.0 4.604 0.003 327.049 0.052
1958.0 4.605 0.003 327.064 0.051
1959.0 4.606 0.003 327.079 0.050
1960.0 4.607 0.003 327.094 0.049
1961.0 4.608 0.003 327.109 0.048
1962.0 4.609 0.003 327.124 0.047
1963.0 4.611 0.003 327.139 0.046
1964.0 4.612 0.003 327.153 0.046
1965.0 4.613 0.003 327.168 0.045
1966.0 4.614 0.003 327.183 0.044
1967.0 4.615 0.003 327.198 0.043
1968.0 4.617 0.003 327.213 0.042
1969.0 4.618 0.003 327.228 0.041
1970.0 4.619 0.003 327.242 0.040
1971.0 4.620 0.003 327.257 0.039
1972.0 4.621 0.003 327.272 0.039
1973.0 4.623 0.003 327.287 0.038
1974.0 4.624 0.002 327.301 0.037
1975.0 4.625 0.002 327.316 0.036
1976.0 4.626 0.002 327.331 0.035
1977.0 4.627 0.002 327.346 0.034
1978.0 4.629 0.002 327.360 0.033
1979.0 4.630 0.002 327.375 0.032
1980.0 4.631 0.002 327.390 0.031
1981.0 4.632 0.002 327.405 0.031
1982.0 4.633 0.002 327.419 0.030
1983.0 4.634 0.002 327.434 0.029
1984.0 4.636 0.002 327.449 0.028
1985.0 4.637 0.002 327.463 0.027
1986.0 4.638 0.002 327.478 0.026
1987.0 4.639 0.002 327.493 0.025
1988.0 4.640 0.002 327.507 0.024
1989.0 4.642 0.002 327.522 0.024
1990.0 4.643 0.002 327.537 0.023
1991.0 4.644 0.001 327.551 0.022
1992.0 4.645 0.001 327.566 0.021
1993.0 4.646 0.001 327.581 0.020
1994.0 4.648 0.001 327.595 0.019
1995.0 4.649 0.001 327.610 0.018
1996.0 4.650 0.001 327.624 0.017
1997.0 4.651 0.001 327.639 0.017
1998.0 4.652 0.001 327.654 0.016
1999.0 4.654 0.001 327.668 0.015
2000.0 4.655 0.001 327.683 0.014
2001.0 4.656 0.001 327.697 0.013
2002.0 4.657 0.001 327.712 0.012
2003.0 4.658 0.001 327.726 0.011
2004.0 4.660 0.001 327.741 0.010
2005.0 4.661 0.001 327.755 0.010
2006.0 4.662 0.001 327.770 0.009
2007.0 4.663 0.001 327.784 0.008
2008.0 4.664 0.000 327.799 0.007
2009.0 4.666 0.000 327.813 0.006
2010.0 4.667 0.000 327.828 0.005
2011.0 4.668 0.000 327.842 0.004
2012.0 4.669 0.000 327.857 0.004
2013.0 4.671 0.000 327.871 0.003
2014.0 4.672 0.000 327.886 0.002
2015.0 4.673 0.000 327.900 0.001
2016.0 4.674 0.000 327.915 0.001
2017.0 4.675 0.000 327.929 0.001
2018.0 4.677 0.000 327.944 0.002
2019.0 4.678 0.000 327.958 0.003
2020.0 4.679 0.000 327.972 0.004
2021.0 4.680 0.000 327.987 0.004
2022.0 4.681 0.000 328.001 0.005
2023.0 4.683 0.000 328.016 0.006
2024.0 4.684 0.000 328.030 0.007
2025.0 4.685 0.001 328.044 0.008
2026.0 4.686 0.001 328.059 0.009
2027.0 4.687 0.001 328.073 0.010
2028.0 4.689 0.001 328.087 0.010
2029.0 4.690 0.001 328.102 0.011
2030.0 4.691 0.001 328.116 0.012
2031.0 4.692 0.001 328.131 0.013
2032.0 4.693 0.001 328.145 0.014
2033.0 4.695 0.001 328.159 0.015
2034.0 4.696 0.001 328.173 0.016
2035.0 4.697 0.001 328.188 0.016
2036.0 4.698 0.001 328.202 0.017
2037.0 4.700 0.001 328.216 0.018
2038.0 4.701 0.001 328.231 0.019
2039.0 4.702 0.001 328.245 0.020
2040.0 4.703 0.001 328.259 0.021
2041.0 4.704 0.001 328.273 0.022
2042.0 4.706 0.002 328.288 0.022
2043.0 4.707 0.002 328.302 0.023
2044.0 4.708 0.002 328.316 0.024
2045.0 4.709 0.002 328.330 0.025
2046.0 4.710 0.002 328.345 0.026
2047.0 4.712 0.002 328.359 0.027
2048.0 4.713 0.002 328.373 0.028
2049.0 4.714 0.002 328.387 0.029
2050.0 4.715 0.002 328.401 0.029
2051.0 4.716 0.002 328.416 0.030
2052.0 4.718 0.002 328.430 0.031
2053.0 4.719 0.002 328.444 0.032
2054.0 4.720 0.002 328.458 0.033
2055.0 4.721 0.002 328.472 0.034
2056.0 4.723 0.002 328.487 0.035
2057.0 4.724 0.002 328.501 0.035
2058.0 4.725 0.002 328.515 0.036
2059.0 4.726 0.003 328.529 0.037
2060.0 4.727 0.003 328.543 0.038
2061.0 4.729 0.003 328.557 0.039
2062.0 4.730 0.003 328.571 0.040
2063.0 4.731 0.003 328.585 0.040
2064.0 4.732 0.003 328.599 0.041
2065.0 4.734 0.003 328.614 0.042
2066.0 4.735 0.003 328.628 0.043
2067.0 4.736 0.003 328.642 0.044
2068.0 4.737 0.003 328.656 0.045
2069.0 4.738 0.003 328.670 0.046
2070.0 4.740 0.003 328.684 0.046
2071.0 4.741 0.003 328.698 0.047
2072.0 4.742 0.003 328.712 0.048
2073.0 4.743 0.003 328.726 0.049
2074.0 4.745 0.003 328.740 0.050
2075.0 4.746 0.003 328.754 0.051
2076.0 4.747 0.003 328.768 0.052
2077.0 4.748 0.004 328.782 0.052
2078.0 4.749 0.004 328.796 0.053
2079.0 4.751 0.004 328.810 0.054
2080.0 4.752 0.004 328.824 0.055
2081.0 4.753 0.004 328.838 0.056
2082.0 4.754 0.004 328.852 0.057
2083.0 4.756 0.004 328.866 0.058
2084.0 4.757 0.004 328.880 0.058
2085.0 4.758 0.004 328.894 0.059
2086.0 4.759 0.004 328.908 0.060
2087.0 4.760 0.004 328.922 0.061
2088.0 4.762 0.004 328.936 0.062
2089.0 4.763 0.004 328.949 0.063
2090.0 4.764 0.004 328.963 0.063
2091.0 4.765 0.004 328.977 0.064
2092.0 4.767 0.004 328.991 0.065
2093.0 4.768 0.004 329.005 0.066
2094.0 4.769 0.005 329.019 0.067
2095.0 4.770 0.005 329.033 0.068
2096.0 4.772 0.005 329.047 0.069
2097.0 4.773 0.005 329.061 0.069
2098.0 4.774 0.005 329.074 0.070
2099.0 4.775 0.005 329.088 0.071
2100.0 4.776 0.005 329.102 0.072
wds_id : 04080+1720
discoverer_code : STT
discoverer_number : 72
discoverer_components : AB
date_first : 1854
date_last : 2019
num_of_obs : 46
pa_first : 324
pa_last : 327
sep_first : 4.5
sep_last : 4.8
mag_primary : 6.1
mag_secondary : 9.71
spectral_type : K5IIIb
primary_proper_motion_RA : 8
primary_proper_motion_DEC : -12
secondary_proper_motion_RA : 8
secondary_proper_motion_DEC : -10
dm_number : +16 560
notes :
precise_coordinate : 040759.42+172023.6
Click to expand/collapse the Gaia Input Data:
Star A
solution_id = 1636148068921376768
designation = Gaia DR3 46741446184164224
source_id = 46741446184164224
random_index = 1196160123.0
ref_epoch = 2016.0
ra = 61.997611440273474
ra_error = 0.054442372
dec = 17.339854178818506
dec_error = 0.030893479
parallax = 7.251763115678877
parallax_error = 0.056115024
parallax_over_error = 129.23033
pm = 13.193873
pmra = 8.799899885770698
pmra_error = 0.07728895
pmdec = -9.830567763689917
pmdec_error = 0.04672007
ra_dec_corr = -0.070475325
ra_parallax_corr = -0.23701589
ra_pmra_corr = -0.05831526
ra_pmdec_corr = 0.0073002293
dec_parallax_corr = -0.108591564
dec_pmra_corr = -0.05222315
dec_pmdec_corr = 0.39738935
parallax_pmra_corr = 0.1917241
parallax_pmdec_corr = -0.037834138
pmra_pmdec_corr = -0.17236638
astrometric_n_obs_al = 212
astrometric_n_obs_ac = 212
astrometric_n_good_obs_al = 205
astrometric_n_bad_obs_al = 7
astrometric_gof_al = 0.8066009
astrometric_chi2_al = 3611.5176
astrometric_excess_noise = 0.3380333
astrometric_excess_noise_sig = 139.35744
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.376795
astrometric_matched_transits = 24
visibility_periods_used = 13
astrometric_sigma5d_max = 0.108116016
matched_transits = 27
new_matched_transits = 6
matched_transits_removed = 9
ipd_gof_harmonic_amplitude = 0.055864368
ipd_gof_harmonic_phase = 96.487144
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 1.0389115
duplicated_source = false
phot_g_n_obs = 218
phot_g_mean_flux = 139230513.53208274
phot_g_mean_flux_error = 81959.67
phot_g_mean_flux_over_error = 1698.7686
phot_g_mean_mag = 5.3280306
phot_bp_n_obs = 25
phot_bp_mean_flux = 45624101.27190967
phot_bp_mean_flux_error = 58108.207
phot_bp_mean_flux_over_error = 785.1576
phot_bp_mean_mag = 6.1905565
phot_rp_n_obs = 24
phot_rp_mean_flux = 135420715.72226337
phot_rp_mean_flux_error = 231237.14
phot_rp_mean_flux_over_error = 585.6357
phot_rp_mean_mag = 4.4186826
phot_bp_rp_excess_factor = 1.3003243
phot_bp_n_contaminated_transits = 0
phot_bp_n_blended_transits = 0
phot_rp_n_contaminated_transits = 0
phot_rp_n_blended_transits = 0
phot_proc_mode = 0
bp_rp = 1.771874
bp_g = 0.86252594
g_rp = 0.909348
radial_velocity = -31.843117
radial_velocity_error = 0.12794791
rv_method_used = 1
rv_nb_transits = 13
rv_nb_deblended_transits = 0
rv_visibility_periods_used = 11
rv_expected_sig_to_noise = 1185.3912
rv_chisq_pvalue = 0.8221685
rv_time_duration = 888.0801
rv_amplitude_robust = 0.52796745
rv_template_teff = 4500.0
rv_template_logg = 0.0
rv_template_fe_h = -0.75
rv_atm_param_origin = 111
grvs_mag = 4.064401
grvs_mag_error = 0.0054907934
grvs_mag_nb_transits = 13
phot_variable_flag = NOT_AVAILABLE
l = 175.62887239365338
b = -24.8283416463385
ecl_lon = 63.318591860907176
ecl_lat = -3.5432515701951672
in_qso_candidates = false
in_galaxy_candidates = false
non_single_star = 0
has_xp_continuous = false
has_xp_sampled = false
has_rvs = false
has_epoch_photometry = false
has_epoch_rv = false
has_mcmc_gspphot = false
has_mcmc_msc = false
in_andromeda_survey = false
classprob_dsc_combmod_quasar = 1.0225226e-13
classprob_dsc_combmod_galaxy = 5.1074493e-13
classprob_dsc_combmod_star = 0.99997723
Star B
solution_id = 1636148068921376768
designation = Gaia DR3 46741652342594304
source_id = 46741652342594304
random_index = 710903924.0
ref_epoch = 2016.0
ra = 61.99688893320026
ra_error = 0.019441329
dec = 17.340954228803994
dec_error = 0.010451087
parallax = 7.33025863395238
parallax_error = 0.019019775
parallax_over_error = 385.40195
pm = 12.28117
pmra = 9.157708841383831
pmra_error = 0.026009398
pmdec = -8.183123617043764
pmdec_error = 0.015362929
ra_dec_corr = -0.06114633
ra_parallax_corr = -0.2916283
ra_pmra_corr = -0.28101113
ra_pmdec_corr = 0.08382243
dec_parallax_corr = -0.21954542
dec_pmra_corr = 0.008723742
dec_pmdec_corr = 0.25699797
parallax_pmra_corr = 0.05824703
parallax_pmdec_corr = -0.08199001
pmra_pmdec_corr = -0.21415608
astrometric_n_obs_al = 238
astrometric_n_obs_ac = 238
astrometric_n_good_obs_al = 234
astrometric_n_bad_obs_al = 4
astrometric_gof_al = -1.7364
astrometric_chi2_al = 396.82837
astrometric_excess_noise = 0.076689675
astrometric_excess_noise_sig = 5.996783
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.5350341
astrometric_matched_transits = 27
visibility_periods_used = 13
astrometric_sigma5d_max = 0.036942348
matched_transits = 32
new_matched_transits = 10
matched_transits_removed = 0
ipd_gof_harmonic_amplitude = 0.054678146
ipd_gof_harmonic_phase = 97.93227
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 0.9185553
duplicated_source = false
phot_g_n_obs = 252
phot_g_mean_flux = 2283175.6280700173
phot_g_mean_flux_error = 1622.1814
phot_g_mean_flux_over_error = 1407.4724
phot_g_mean_mag = 9.7910185
phot_bp_n_obs = 11
phot_bp_mean_flux = 1254300.3151834644
phot_bp_mean_flux_error = 5004.357
phot_bp_mean_flux_over_error = 250.64166
phot_bp_mean_mag = 10.092539
phot_rp_n_obs = 13
phot_rp_mean_flux = 1828988.7389792616
phot_rp_mean_flux_error = 59720.816
phot_rp_mean_flux_over_error = 30.625648
phot_rp_mean_mag = 9.092368
phot_bp_rp_excess_factor = 1.3504388
phot_bp_n_contaminated_transits = 2
phot_bp_n_blended_transits = 0
phot_rp_n_contaminated_transits = 6
phot_rp_n_blended_transits = 1
phot_proc_mode = 0
bp_rp = 1.0001707
bp_g = 0.30152035
g_rp = 0.69865036
phot_variable_flag = NOT_AVAILABLE
l = 175.6274637233189
b = -24.828115208586084
ecl_lon = 63.31811931026069
ecl_lat = -3.5420418996481886
in_qso_candidates = false
in_galaxy_candidates = false
non_single_star = 0
has_xp_continuous = false
has_xp_sampled = false
has_rvs = false
has_epoch_photometry = false
has_epoch_rv = false
has_mcmc_gspphot = false
has_mcmc_msc = false
in_andromeda_survey = false
classprob_dsc_combmod_quasar = 7.2546746e-11
classprob_dsc_combmod_galaxy = 5.1414526e-13
classprob_dsc_combmod_star = 0.99991024
This result is provided without warranty. For all terms, see the Full Disclaimer .
Copyright (C) 2025. Unless otherwise noted, all output generated by the Double Star Calculator including orbit diagrams, ephemerides, and analytical reports is licensed under CC BY 4.0 .
The Double Star Calculator makes use of data from the European Space Agency (ESA) mission Gaia , processed by the Gaia Data Processing and Analysis Consortium (DPAC) . Funding for the DPAC has been provided by national institutions, in particular the institutions participating in the Gaia Multilateral Agreement. Additionally, it incorporates data from the Washington Double Star Catalog, maintained at the U.S. Naval Observatory , and makes use of the Aladin Sky Atlas developed at CDS, Strasbourg Observatory, France.
Double Star Calculator:
Version 1.0 ($Rev: 1734 $)
Report created:
2025-12-29 22:42:41 +0100
www.stella-vega.de