Gaia Source ID - Star A : 3296329370379163520 Simbad
Gaia Source ID - Star B : 3296329473456113664 Simbad
Observation Epoch : J 2025.055 / 2025-01-21
Angular Separation : 41.762" ± 1.1614 mas
Position Angle : 53.22 ± 0.00150 degreesStar A/B Epoch : J 2016.000 / J 2016.000
Angular Separation : 40.964" ± 0.1046 mas
Position Angle : 53.02 ± 0.00012 degrees
LB of Projected Separation (AU): 2264.40 AU
Spatial Separation (pc) : 612.61 ± 6.84 pc
Spatial Separation (ly) : 1998.06 ± 22.30 ly
Proper Motion Angular Difference : 109.63 ± 0.72 degrees
Total Proper Motion Difference : 80.02 ± 0.13 mas/yr
Tangential Velocity Difference : 0.96 ± 0.28 km/s
Aladin Lite Sky Atlas
DSS color
DSS blue
2MASS
AllWISE
Gaia Source ID : 3296329370379163520 Simbad 2.21
Parallax over error : 143.219 : very good
RUWE : 2.210 : poor astrometric fit, (possible double)
Duplicated source : false : single source
G magnitude : 3.719 : G > 3 mag, photometry reliable
Excess noise : 0.844 : poor fit, model deviation significant
Significance : 1365.867 : possible double star, motion, mismatch
BP-RP excess factor : 1.238 : photometry consistent
Visibility periods : 16 : high, indicates well observed star
IPD multi-peak frac : 2% : mulitple peaks detected (possible double)
IDP GoF harmonic amp: 0.047 : unobtrusive (single star source)
Gaia Source ID : 3296329473456113664 Simbad
Parallax over error : 97.819 : very good
RUWE : 1.040 : good astrometric fit (single star)
Duplicated source : false : single source
G magnitude : 12.722 : G > 3 mag, photometry reliable
Excess noise : 0.061 : poor fit, model deviation significant
Significance : 4.884 : possible double star, motion, mismatch
BP-RP excess factor : 1.206 : photometry consistent
Visibility periods : 18 : high, indicates well observed star
IPD multi-peak frac : 0% : single peak detected
IDP GoF harmonic amp: 0.066 : slight indication of structure
Spatial separation :
612.61 pc, with an uncertainty range of [ 605.77, 619.45] pc
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:
60.91 %
Relative Total Proper Motion difference:
1161.55 %
Relative Tangential Velocity difference:
4.41 %
Estimated CPM Probability:
0.90 %
CPM-Based Evidence factor:
0.000
Combined Physical Binding Evidence factor:
0.026
RUWE probability for a binary system (Star A):
Medium
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 30.798 0.015 49.661 0.026
1901.0 30.885 0.014 49.700 0.026
1902.0 30.972 0.014 49.738 0.025
1903.0 31.059 0.014 49.776 0.025
1904.0 31.146 0.014 49.814 0.025
1905.0 31.233 0.014 49.851 0.025
1906.0 31.320 0.014 49.889 0.024
1907.0 31.407 0.014 49.926 0.024
1908.0 31.495 0.014 49.963 0.024
1909.0 31.582 0.013 49.999 0.023
1910.0 31.669 0.013 50.036 0.023
1911.0 31.756 0.013 50.072 0.023
1912.0 31.843 0.013 50.108 0.023
1913.0 31.930 0.013 50.144 0.022
1914.0 32.018 0.013 50.180 0.022
1915.0 32.105 0.013 50.216 0.022
1916.0 32.192 0.013 50.251 0.021
1917.0 32.279 0.012 50.286 0.021
1918.0 32.367 0.012 50.321 0.021
1919.0 32.454 0.012 50.356 0.021
1920.0 32.541 0.012 50.391 0.020
1921.0 32.628 0.012 50.425 0.020
1922.0 32.716 0.012 50.459 0.020
1923.0 32.803 0.012 50.493 0.020
1924.0 32.890 0.012 50.527 0.019
1925.0 32.978 0.011 50.561 0.019
1926.0 33.065 0.011 50.594 0.019
1927.0 33.152 0.011 50.628 0.018
1928.0 33.240 0.011 50.661 0.018
1929.0 33.327 0.011 50.694 0.018
1930.0 33.415 0.011 50.727 0.018
1931.0 33.502 0.011 50.759 0.017
1932.0 33.589 0.011 50.792 0.017
1933.0 33.677 0.010 50.824 0.017
1934.0 33.764 0.010 50.856 0.017
1935.0 33.852 0.010 50.888 0.016
1936.0 33.939 0.010 50.920 0.016
1937.0 34.027 0.010 50.952 0.016
1938.0 34.114 0.010 50.983 0.016
1939.0 34.202 0.010 51.014 0.015
1940.0 34.289 0.010 51.045 0.015
1941.0 34.377 0.009 51.076 0.015
1942.0 34.464 0.009 51.107 0.015
1943.0 34.552 0.009 51.138 0.015
1944.0 34.639 0.009 51.169 0.014
1945.0 34.727 0.009 51.199 0.014
1946.0 34.814 0.009 51.229 0.014
1947.0 34.902 0.009 51.259 0.014
1948.0 34.989 0.009 51.289 0.013
1949.0 35.077 0.008 51.319 0.013
1950.0 35.165 0.008 51.348 0.013
1951.0 35.252 0.008 51.378 0.013
1952.0 35.340 0.008 51.407 0.012
1953.0 35.427 0.008 51.436 0.012
1954.0 35.515 0.008 51.466 0.012
1955.0 35.603 0.008 51.494 0.012
1956.0 35.690 0.008 51.523 0.012
1957.0 35.778 0.007 51.552 0.011
1958.0 35.866 0.007 51.580 0.011
1959.0 35.953 0.007 51.609 0.011
1960.0 36.041 0.007 51.637 0.011
1961.0 36.129 0.007 51.665 0.010
1962.0 36.216 0.007 51.693 0.010
1963.0 36.304 0.007 51.721 0.010
1964.0 36.392 0.007 51.748 0.010
1965.0 36.480 0.006 51.776 0.010
1966.0 36.567 0.006 51.803 0.009
1967.0 36.655 0.006 51.830 0.009
1968.0 36.743 0.006 51.857 0.009
1969.0 36.831 0.006 51.884 0.009
1970.0 36.918 0.006 51.911 0.009
1971.0 37.006 0.006 51.938 0.008
1972.0 37.094 0.006 51.965 0.008
1973.0 37.182 0.005 51.991 0.008
1974.0 37.270 0.005 52.018 0.008
1975.0 37.357 0.005 52.044 0.008
1976.0 37.445 0.005 52.070 0.007
1977.0 37.533 0.005 52.096 0.007
1978.0 37.621 0.005 52.122 0.007
1979.0 37.709 0.005 52.148 0.007
1980.0 37.797 0.005 52.173 0.007
1981.0 37.884 0.004 52.199 0.006
1982.0 37.972 0.004 52.224 0.006
1983.0 38.060 0.004 52.249 0.006
1984.0 38.148 0.004 52.275 0.006
1985.0 38.236 0.004 52.300 0.006
1986.0 38.324 0.004 52.325 0.005
1987.0 38.412 0.004 52.349 0.005
1988.0 38.500 0.004 52.374 0.005
1989.0 38.588 0.003 52.399 0.005
1990.0 38.676 0.003 52.423 0.005
1991.0 38.763 0.003 52.448 0.004
1992.0 38.851 0.003 52.472 0.004
1993.0 38.939 0.003 52.496 0.004
1994.0 39.027 0.003 52.520 0.004
1995.0 39.115 0.003 52.544 0.004
1996.0 39.203 0.003 52.568 0.003
1997.0 39.291 0.002 52.591 0.003
1998.0 39.379 0.002 52.615 0.003
1999.0 39.467 0.002 52.639 0.003
2000.0 39.555 0.002 52.662 0.003
2001.0 39.643 0.002 52.685 0.003
2002.0 39.731 0.002 52.708 0.002
2003.0 39.819 0.002 52.732 0.002
2004.0 39.907 0.002 52.755 0.002
2005.0 39.995 0.001 52.777 0.002
2006.0 40.083 0.001 52.800 0.002
2007.0 40.171 0.001 52.823 0.002
2008.0 40.259 0.001 52.846 0.001
2009.0 40.347 0.001 52.868 0.001
2010.0 40.435 0.001 52.890 0.001
2011.0 40.523 0.001 52.913 0.001
2012.0 40.612 0.001 52.935 0.001
2013.0 40.700 0.000 52.957 0.001
2014.0 40.788 0.000 52.979 0.000
2015.0 40.876 0.000 53.001 0.000
2016.0 40.964 0.000 53.023 0.000
2017.0 41.052 0.000 53.044 0.000
2018.0 41.140 0.000 53.066 0.000
2019.0 41.228 0.000 53.088 0.001
2020.0 41.316 0.001 53.109 0.001
2021.0 41.404 0.001 53.130 0.001
2022.0 41.493 0.001 53.152 0.001
2023.0 41.581 0.001 53.173 0.001
2024.0 41.669 0.001 53.194 0.001
2025.0 41.757 0.001 53.215 0.001
2026.0 41.845 0.001 53.236 0.002
2027.0 41.933 0.001 53.257 0.002
2028.0 42.021 0.002 53.277 0.002
2029.0 42.110 0.002 53.298 0.002
2030.0 42.198 0.002 53.319 0.002
2031.0 42.286 0.002 53.339 0.002
2032.0 42.374 0.002 53.360 0.003
2033.0 42.462 0.002 53.380 0.003
2034.0 42.550 0.002 53.400 0.003
2035.0 42.639 0.002 53.420 0.003
2036.0 42.727 0.003 53.440 0.003
2037.0 42.815 0.003 53.460 0.003
2038.0 42.903 0.003 53.480 0.003
2039.0 42.992 0.003 53.500 0.004
2040.0 43.080 0.003 53.520 0.004
2041.0 43.168 0.003 53.539 0.004
2042.0 43.256 0.003 53.559 0.004
2043.0 43.344 0.003 53.578 0.004
2044.0 43.433 0.004 53.598 0.004
2045.0 43.521 0.004 53.617 0.005
2046.0 43.609 0.004 53.636 0.005
2047.0 43.697 0.004 53.655 0.005
2048.0 43.786 0.004 53.675 0.005
2049.0 43.874 0.004 53.694 0.005
2050.0 43.962 0.004 53.713 0.005
2051.0 44.051 0.004 53.731 0.005
2052.0 44.139 0.005 53.750 0.006
2053.0 44.227 0.005 53.769 0.006
2054.0 44.315 0.005 53.788 0.006
2055.0 44.404 0.005 53.806 0.006
2056.0 44.492 0.005 53.825 0.006
2057.0 44.580 0.005 53.843 0.006
2058.0 44.669 0.005 53.861 0.006
2059.0 44.757 0.006 53.880 0.007
2060.0 44.845 0.006 53.898 0.007
2061.0 44.934 0.006 53.916 0.007
2062.0 45.022 0.006 53.934 0.007
2063.0 45.110 0.006 53.952 0.007
2064.0 45.199 0.006 53.970 0.007
2065.0 45.287 0.006 53.988 0.007
2066.0 45.375 0.006 54.006 0.007
2067.0 45.464 0.007 54.023 0.008
2068.0 45.552 0.007 54.041 0.008
2069.0 45.640 0.007 54.059 0.008
2070.0 45.729 0.007 54.076 0.008
2071.0 45.817 0.007 54.093 0.008
2072.0 45.905 0.007 54.111 0.008
2073.0 45.994 0.007 54.128 0.008
2074.0 46.082 0.007 54.145 0.009
2075.0 46.171 0.008 54.163 0.009
2076.0 46.259 0.008 54.180 0.009
2077.0 46.347 0.008 54.197 0.009
2078.0 46.436 0.008 54.214 0.009
2079.0 46.524 0.008 54.231 0.009
2080.0 46.613 0.008 54.247 0.009
2081.0 46.701 0.008 54.264 0.009
2082.0 46.789 0.008 54.281 0.010
2083.0 46.878 0.009 54.298 0.010
2084.0 46.966 0.009 54.314 0.010
2085.0 47.055 0.009 54.331 0.010
2086.0 47.143 0.009 54.347 0.010
2087.0 47.232 0.009 54.364 0.010
2088.0 47.320 0.009 54.380 0.010
2089.0 47.408 0.009 54.396 0.010
2090.0 47.497 0.009 54.412 0.011
2091.0 47.585 0.010 54.429 0.011
2092.0 47.674 0.010 54.445 0.011
2093.0 47.762 0.010 54.461 0.011
2094.0 47.851 0.010 54.477 0.011
2095.0 47.939 0.010 54.493 0.011
2096.0 48.028 0.010 54.509 0.011
2097.0 48.116 0.010 54.524 0.011
2098.0 48.205 0.011 54.540 0.012
2099.0 48.293 0.011 54.556 0.012
2100.0 48.382 0.011 54.571 0.012
WDS ID Discovr Comp # Sep PA Epoch Obs Telescope Camera Note
-------------------------------------------------------------------------------------------------
04564+1331 BU 553 AB 1 41.72" 52.9° B2025.059 HWI 120/900 APO ASI678MM
-- Image of BU-553-AB-taken with Equinox 120/900 APO --
wds_id : 04564+1331
discoverer_code : BU
discoverer_number : 553
discoverer_components : AB
date_first : 1877
date_last : 2012
num_of_obs : 10
pa_first : 48
pa_last : 51
sep_first : 28.6
sep_last : 41.7
mag_primary : 4.21
mag_secondary : 11.3
spectral_type : K2III
primary_proper_motion_RA : -75
primary_proper_motion_DEC : -44
secondary_proper_motion_RA : 45
secondary_proper_motion_DEC : -7
dm_number : +13 740
notes : N
precise_coordinate : 045622.32+133052.5
WDS Notes:
----------
N: Notes found in WDSNOT MEMO of WDS
Click to expand/collapse the Gaia Input Data:
Star A
solution_id = 1636148068921376768
designation = Gaia DR3 3296329370379163520
source_id = 3296329370379163520
random_index = 796836509.0
ref_epoch = 2016.0
ra = 74.09247641162624
ra_error = 0.12779118
dec = 13.51426918734195
dec_error = 0.05108858
parallax = 18.090350443745088
parallax_error = 0.12631278
parallax_over_error = 143.21869
pm = 86.91009
pmra = -74.40773924713935
pmra_error = 0.1411409
pmdec = -44.90936769102837
pmdec_error = 0.105646834
ra_dec_corr = -0.12450607
ra_parallax_corr = -0.07405655
ra_pmra_corr = -0.20887738
ra_pmdec_corr = 0.5147905
dec_parallax_corr = 0.102990136
dec_pmra_corr = 0.34840247
dec_pmdec_corr = -0.13890347
parallax_pmra_corr = 0.3136945
parallax_pmdec_corr = 0.09107006
pmra_pmdec_corr = -0.21373284
astrometric_n_obs_al = 404
astrometric_n_obs_ac = 404
astrometric_n_good_obs_al = 393
astrometric_n_bad_obs_al = 11
astrometric_gof_al = 29.06197
astrometric_chi2_al = 49348.17
astrometric_excess_noise = 0.8444259
astrometric_excess_noise_sig = 1365.8668
astrometric_params_solved = 95
astrometric_primary_flag = false
pseudocolour = 1.4155682
pseudocolour_error = 0.018395722
ra_pseudocolour_corr = 0.014147611
dec_pseudocolour_corr = 0.103582904
parallax_pseudocolour_corr = -0.096140884
pmra_pseudocolour_corr = -0.008472991
pmdec_pseudocolour_corr = 0.024081297
astrometric_matched_transits = 46
visibility_periods_used = 16
astrometric_sigma5d_max = 0.20875537
matched_transits = 46
new_matched_transits = 46
matched_transits_removed = 0
ipd_gof_harmonic_amplitude = 0.047150955
ipd_gof_harmonic_phase = 174.5295
ipd_frac_multi_peak = 2
ipd_frac_odd_win = 0
ruwe = 2.2083843
duplicated_source = false
phot_g_n_obs = 349
phot_g_mean_flux = 612748696.8492457
phot_g_mean_flux_error = 489914.8
phot_g_mean_flux_over_error = 1250.725
phot_g_mean_mag = 3.7191608
phot_bp_n_obs = 41
phot_bp_mean_flux = 249718884.5009271
phot_bp_mean_flux_error = 1070136.0
phot_bp_mean_flux_over_error = 233.35248
phot_bp_mean_mag = 4.344914
phot_rp_n_obs = 44
phot_rp_mean_flux = 508903825.50770193
phot_rp_mean_flux_error = 1283280.4
phot_rp_mean_flux_over_error = 396.5648
phot_rp_mean_mag = 2.9813063
phot_bp_rp_excess_factor = 1.238065
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 = 1.3636076
bp_g = 0.62575316
g_rp = 0.7378545
phot_variable_flag = NOT_AVAILABLE
l = 186.62621580300555
b = -18.052544970246238
ecl_lon = 74.34367181360842
ecl_lat = -9.064612121847999
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 = 1.0252008e-13
classprob_dsc_combmod_galaxy = 5.120826e-13
classprob_dsc_combmod_star = 0.99995077
Star B
solution_id = 1636148068921376768
designation = Gaia DR3 3296329473456113664
source_id = 3296329473456113664
random_index = 101892003.0
ref_epoch = 2016.0
ra = 74.10182581232755
ra_error = 0.014557623
dec = 13.521113368026816
dec_error = 0.007060882
parallax = 1.4972579925465879
parallax_error = 0.015306393
parallax_over_error = 97.81913
pm = 6.8891673
pmra = 5.33461073987467
pmra_error = 0.016644144
pmdec = -4.35919187620782
pmdec_error = 0.013513541
ra_dec_corr = 0.009370301
ra_parallax_corr = 0.28906897
ra_pmra_corr = 0.04380813
ra_pmdec_corr = 0.33415627
dec_parallax_corr = -0.09832853
dec_pmra_corr = 0.18132792
dec_pmdec_corr = -0.032121614
parallax_pmra_corr = 0.10977667
parallax_pmdec_corr = 0.22090763
pmra_pmdec_corr = -0.008003004
astrometric_n_obs_al = 410
astrometric_n_obs_ac = 392
astrometric_n_good_obs_al = 410
astrometric_n_bad_obs_al = 0
astrometric_gof_al = 1.1373625
astrometric_chi2_al = 665.7443
astrometric_excess_noise = 0.061319564
astrometric_excess_noise_sig = 4.8838463
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.5498846
astrometric_matched_transits = 47
visibility_periods_used = 18
astrometric_sigma5d_max = 0.02310161
matched_transits = 48
new_matched_transits = 9
matched_transits_removed = 0
ipd_gof_harmonic_amplitude = 0.06578604
ipd_gof_harmonic_phase = 169.70187
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 1.039394
duplicated_source = false
phot_g_n_obs = 398
phot_g_mean_flux = 153569.46150695655
phot_g_mean_flux_error = 38.728012
phot_g_mean_flux_over_error = 3965.333
phot_g_mean_mag = 12.721604
phot_bp_n_obs = 43
phot_bp_mean_flux = 81545.0416319692
phot_bp_mean_flux_error = 49.39661
phot_bp_mean_flux_over_error = 1650.8226
phot_bp_mean_mag = 13.060048
phot_rp_n_obs = 42
phot_rp_mean_flux = 103660.18876098348
phot_rp_mean_flux_error = 69.91203
phot_rp_mean_flux_over_error = 1482.7231
phot_rp_mean_mag = 12.208865
phot_bp_rp_excess_factor = 1.206003
phot_bp_n_contaminated_transits = 0
phot_bp_n_blended_transits = 0
phot_rp_n_contaminated_transits = 0
phot_rp_n_blended_transits = 1
phot_proc_mode = 0
bp_rp = 0.85118294
bp_g = 0.33844376
g_rp = 0.5127392
radial_velocity = 31.723513
radial_velocity_error = 2.2115235
rv_method_used = 1
rv_nb_transits = 32
rv_nb_deblended_transits = 4
rv_visibility_periods_used = 12
rv_expected_sig_to_noise = 27.652248
rv_renormalised_gof = 5.7766514
rv_chisq_pvalue = 9.450218e-13
rv_time_duration = 881.2519
rv_amplitude_robust = 36.499947
rv_template_teff = 6250.0
rv_template_logg = 4.0
rv_template_fe_h = 0.0
rv_atm_param_origin = 440
vbroad = 14.42282
vbroad_error = 22.468845
vbroad_nb_transits = 13
grvs_mag = 11.776237
grvs_mag_error = 0.038815428
grvs_mag_nb_transits = 28
phot_variable_flag = NOT_AVAILABLE
l = 186.62577386132352
b = -18.04117388218008
ecl_lon = 74.35358581063747
ecl_lat = -9.058813073723188
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 = 1.0232499e-13
classprob_dsc_combmod_galaxy = 5.111082e-13
classprob_dsc_combmod_star = 0.99997
teff_gspphot = 6758.8247
teff_gspphot_lower = 6733.9214
teff_gspphot_upper = 6777.938
logg_gspphot = 4.1373
logg_gspphot_lower = 4.1287
logg_gspphot_upper = 4.1455
mh_gspphot = -0.3895
mh_gspphot_lower = -0.469
mh_gspphot_upper = -0.3694
distance_gspphot = 662.4738
distance_gspphot_lower = 649.3295
distance_gspphot_upper = 671.7617
azero_gspphot = 0.744
azero_gspphot_lower = 0.7309
azero_gspphot_upper = 0.7532
ag_gspphot = 0.6399
ag_gspphot_lower = 0.6283
ag_gspphot_upper = 0.648
ebpminrp_gspphot = 0.347
ebpminrp_gspphot_lower = 0.341
ebpminrp_gspphot_upper = 0.3514
libname_gspphot = MARCS
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 .
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 22:21:40 +0100
www.stella-vega.de
