Gaia Source ID - Star A : 3449603176782095104 Simbad
Gaia Source ID - Star B : 3449603176779548672 Simbad
Observation Epoch : J 2025.055 / 2025-01-21
Angular Separation : 13.000" ± 0.2613 mas
Position Angle : 343.71 ± 0.00120 degreesStar A/B Epoch : J 2016.000 / J 2016.000
Angular Separation : 13.078" ± 0.0239 mas
Position Angle : 343.61 ± 0.00010 degrees
LB of Projected Separation (AU): 3898.15 AU
Spatial Separation (pc) : 381.35 ± 7.15 pc
Spatial Separation (ly) : 1243.79 ± 23.32 ly
Proper Motion Angular Difference : 53.92 ± 2.24 degrees
Total Proper Motion Difference : 6.56 ± 0.03 mas/yr
Tangential Velocity Difference : 28.69 ± 0.34 km/s
Radial Velocity Difference : 45.08 ± 1.56 km/s
Space Velocity Difference : 24.41 ± 1.16 km/s
Aladin Lite Sky Atlas
DSS color
DSS blue
2MASS
AllWISE
Gaia Source ID : 3449603176782095104 Simbad
Parallax over error : 101.601 : very good
RUWE : 0.970 : good astrometric fit (single star)
Duplicated source : false : single source
G magnitude : 8.375 : G > 3 mag, photometry reliable
Excess noise : 0.188 : poor fit, model deviation significant
Significance : 26.467 : possible double star, motion, mismatch
BP-RP excess factor : 1.164 : photometry consistent
Visibility periods : 16 : high, indicates well observed star
IPD multi-peak frac : 0% : single peak detected
IDP GoF harmonic amp: 0.084 : slight indication of structure
Gaia Source ID : 3449603176779548672 Simbad
Parallax over error : 104.204 : very good
RUWE : 0.950 : good astrometric fit (single star)
Duplicated source : false : single source
G magnitude : 12.378 : G > 3 mag, photometry reliable
Excess noise : 0.045 : poor fit, model deviation significant
Significance : 2.228 : possible double star, motion, mismatch
BP-RP excess factor : 1.204 : photometry consistent
Visibility periods : 17 : high, indicates well observed star
IPD multi-peak frac : 0% : single peak detected
IDP GoF harmonic amp: 0.069 : slight indication of structure
Spatial separation :
381.35 pc, with an uncertainty range of [ 374.20, 388.50] 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:
29.96 %
Relative Total Proper Motion difference:
157.16 %
Relative Tangential Velocity difference:
486.17 %
Relative Radial Velocity difference:
-245.44 %
Relative Space Velocity difference:
126.53 %
Estimated CPM Probability:
0.01 %
CPM-Based Evidence factor:
0.000
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 14.078 0.003 342.442 0.014
1901.0 14.069 0.003 342.451 0.014
1902.0 14.060 0.003 342.461 0.014
1903.0 14.052 0.003 342.470 0.014
1904.0 14.043 0.003 342.480 0.014
1905.0 14.034 0.003 342.489 0.014
1906.0 14.026 0.003 342.498 0.014
1907.0 14.017 0.003 342.508 0.014
1908.0 14.008 0.003 342.517 0.013
1909.0 14.000 0.003 342.527 0.013
1910.0 13.991 0.003 342.536 0.013
1911.0 13.982 0.003 342.546 0.013
1912.0 13.974 0.003 342.555 0.013
1913.0 13.965 0.003 342.564 0.013
1914.0 13.957 0.003 342.574 0.013
1915.0 13.948 0.003 342.583 0.013
1916.0 13.939 0.003 342.593 0.012
1917.0 13.931 0.003 342.602 0.012
1918.0 13.922 0.003 342.612 0.012
1919.0 13.913 0.003 342.622 0.012
1920.0 13.905 0.003 342.631 0.012
1921.0 13.896 0.003 342.641 0.012
1922.0 13.887 0.003 342.650 0.012
1923.0 13.879 0.003 342.660 0.012
1924.0 13.870 0.003 342.669 0.012
1925.0 13.862 0.003 342.679 0.011
1926.0 13.853 0.003 342.689 0.011
1927.0 13.844 0.003 342.698 0.011
1928.0 13.836 0.003 342.708 0.011
1929.0 13.827 0.003 342.718 0.011
1930.0 13.818 0.002 342.727 0.011
1931.0 13.810 0.002 342.737 0.011
1932.0 13.801 0.002 342.747 0.011
1933.0 13.793 0.002 342.756 0.010
1934.0 13.784 0.002 342.766 0.010
1935.0 13.775 0.002 342.776 0.010
1936.0 13.767 0.002 342.786 0.010
1937.0 13.758 0.002 342.795 0.010
1938.0 13.749 0.002 342.805 0.010
1939.0 13.741 0.002 342.815 0.010
1940.0 13.732 0.002 342.825 0.010
1941.0 13.724 0.002 342.835 0.010
1942.0 13.715 0.002 342.844 0.009
1943.0 13.706 0.002 342.854 0.009
1944.0 13.698 0.002 342.864 0.009
1945.0 13.689 0.002 342.874 0.009
1946.0 13.680 0.002 342.884 0.009
1947.0 13.672 0.002 342.894 0.009
1948.0 13.663 0.002 342.904 0.009
1949.0 13.655 0.002 342.914 0.009
1950.0 13.646 0.002 342.924 0.008
1951.0 13.637 0.002 342.933 0.008
1952.0 13.629 0.002 342.943 0.008
1953.0 13.620 0.002 342.953 0.008
1954.0 13.611 0.002 342.963 0.008
1955.0 13.603 0.002 342.973 0.008
1956.0 13.594 0.002 342.983 0.008
1957.0 13.586 0.002 342.993 0.008
1958.0 13.577 0.002 343.003 0.007
1959.0 13.568 0.002 343.013 0.007
1960.0 13.560 0.002 343.023 0.007
1961.0 13.551 0.002 343.034 0.007
1962.0 13.542 0.002 343.044 0.007
1963.0 13.534 0.002 343.054 0.007
1964.0 13.525 0.001 343.064 0.007
1965.0 13.517 0.001 343.074 0.007
1966.0 13.508 0.001 343.084 0.006
1967.0 13.499 0.001 343.094 0.006
1968.0 13.491 0.001 343.104 0.006
1969.0 13.482 0.001 343.115 0.006
1970.0 13.474 0.001 343.125 0.006
1971.0 13.465 0.001 343.135 0.006
1972.0 13.456 0.001 343.145 0.006
1973.0 13.448 0.001 343.155 0.006
1974.0 13.439 0.001 343.166 0.005
1975.0 13.430 0.001 343.176 0.005
1976.0 13.422 0.001 343.186 0.005
1977.0 13.413 0.001 343.196 0.005
1978.0 13.405 0.001 343.207 0.005
1979.0 13.396 0.001 343.217 0.005
1980.0 13.387 0.001 343.227 0.005
1981.0 13.379 0.001 343.238 0.005
1982.0 13.370 0.001 343.248 0.004
1983.0 13.362 0.001 343.258 0.004
1984.0 13.353 0.001 343.269 0.004
1985.0 13.344 0.001 343.279 0.004
1986.0 13.336 0.001 343.289 0.004
1987.0 13.327 0.001 343.300 0.004
1988.0 13.319 0.001 343.310 0.004
1989.0 13.310 0.001 343.321 0.004
1990.0 13.301 0.001 343.331 0.003
1991.0 13.293 0.001 343.342 0.003
1992.0 13.284 0.001 343.352 0.003
1993.0 13.276 0.001 343.362 0.003
1994.0 13.267 0.001 343.373 0.003
1995.0 13.258 0.001 343.384 0.003
1996.0 13.250 0.001 343.394 0.003
1997.0 13.241 0.001 343.405 0.002
1998.0 13.232 0.001 343.415 0.002
1999.0 13.224 0.000 343.426 0.002
2000.0 13.215 0.000 343.436 0.002
2001.0 13.207 0.000 343.447 0.002
2002.0 13.198 0.000 343.457 0.002
2003.0 13.189 0.000 343.468 0.002
2004.0 13.181 0.000 343.479 0.002
2005.0 13.172 0.000 343.489 0.001
2006.0 13.164 0.000 343.500 0.001
2007.0 13.155 0.000 343.511 0.001
2008.0 13.146 0.000 343.521 0.001
2009.0 13.138 0.000 343.532 0.001
2010.0 13.129 0.000 343.543 0.001
2011.0 13.121 0.000 343.554 0.001
2012.0 13.112 0.000 343.564 0.001
2013.0 13.104 0.000 343.575 0.000
2014.0 13.095 0.000 343.586 0.000
2015.0 13.086 0.000 343.597 0.000
2016.0 13.078 0.000 343.608 0.000
2017.0 13.069 0.000 343.618 0.000
2018.0 13.061 0.000 343.629 0.000
2019.0 13.052 0.000 343.640 0.000
2020.0 13.043 0.000 343.651 0.001
2021.0 13.035 0.000 343.662 0.001
2022.0 13.026 0.000 343.673 0.001
2023.0 13.018 0.000 343.684 0.001
2024.0 13.009 0.000 343.694 0.001
2025.0 13.000 0.000 343.705 0.001
2026.0 12.992 0.000 343.716 0.001
2027.0 12.983 0.000 343.727 0.001
2028.0 12.975 0.000 343.738 0.002
2029.0 12.966 0.000 343.749 0.002
2030.0 12.957 0.000 343.760 0.002
2031.0 12.949 0.000 343.771 0.002
2032.0 12.940 0.000 343.782 0.002
2033.0 12.932 0.000 343.793 0.002
2034.0 12.923 0.001 343.804 0.002
2035.0 12.915 0.001 343.816 0.003
2036.0 12.906 0.001 343.827 0.003
2037.0 12.897 0.001 343.838 0.003
2038.0 12.889 0.001 343.849 0.003
2039.0 12.880 0.001 343.860 0.003
2040.0 12.872 0.001 343.871 0.003
2041.0 12.863 0.001 343.882 0.003
2042.0 12.854 0.001 343.894 0.004
2043.0 12.846 0.001 343.905 0.004
2044.0 12.837 0.001 343.916 0.004
2045.0 12.829 0.001 343.927 0.004
2046.0 12.820 0.001 343.938 0.004
2047.0 12.812 0.001 343.950 0.004
2048.0 12.803 0.001 343.961 0.004
2049.0 12.794 0.001 343.972 0.004
2050.0 12.786 0.001 343.984 0.005
2051.0 12.777 0.001 343.995 0.005
2052.0 12.769 0.001 344.006 0.005
2053.0 12.760 0.001 344.018 0.005
2054.0 12.751 0.001 344.029 0.005
2055.0 12.743 0.001 344.040 0.005
2056.0 12.734 0.001 344.052 0.005
2057.0 12.726 0.001 344.063 0.006
2058.0 12.717 0.001 344.075 0.006
2059.0 12.709 0.001 344.086 0.006
2060.0 12.700 0.001 344.097 0.006
2061.0 12.691 0.001 344.109 0.006
2062.0 12.683 0.001 344.120 0.006
2063.0 12.674 0.001 344.132 0.006
2064.0 12.666 0.001 344.143 0.007
2065.0 12.657 0.001 344.155 0.007
2066.0 12.649 0.001 344.167 0.007
2067.0 12.640 0.001 344.178 0.007
2068.0 12.631 0.001 344.190 0.007
2069.0 12.623 0.002 344.201 0.007
2070.0 12.614 0.002 344.213 0.007
2071.0 12.606 0.002 344.225 0.008
2072.0 12.597 0.002 344.236 0.008
2073.0 12.589 0.002 344.248 0.008
2074.0 12.580 0.002 344.260 0.008
2075.0 12.572 0.002 344.271 0.008
2076.0 12.563 0.002 344.283 0.008
2077.0 12.554 0.002 344.295 0.008
2078.0 12.546 0.002 344.306 0.009
2079.0 12.537 0.002 344.318 0.009
2080.0 12.529 0.002 344.330 0.009
2081.0 12.520 0.002 344.342 0.009
2082.0 12.512 0.002 344.354 0.009
2083.0 12.503 0.002 344.365 0.009
2084.0 12.494 0.002 344.377 0.009
2085.0 12.486 0.002 344.389 0.010
2086.0 12.477 0.002 344.401 0.010
2087.0 12.469 0.002 344.413 0.010
2088.0 12.460 0.002 344.425 0.010
2089.0 12.452 0.002 344.437 0.010
2090.0 12.443 0.002 344.449 0.010
2091.0 12.435 0.002 344.461 0.011
2092.0 12.426 0.002 344.472 0.011
2093.0 12.417 0.002 344.484 0.011
2094.0 12.409 0.002 344.496 0.011
2095.0 12.400 0.002 344.508 0.011
2096.0 12.392 0.002 344.521 0.011
2097.0 12.383 0.002 344.533 0.011
2098.0 12.375 0.002 344.545 0.012
2099.0 12.366 0.002 344.557 0.012
2100.0 12.358 0.002 344.569 0.012
EP-51: Failed to find valid entry in WDS catalog
Click to expand/collapse the Gaia Input Data:
Star A
solution_id = 1636148068921376768
designation = Gaia DR3 3449603176782095104
source_id = 3449603176782095104
random_index = 1673138891.0
ref_epoch = 2016.0
ra = 83.5526182183428
ra_error = 0.02627036
dec = 34.633419838360744
dec_error = 0.021996077
parallax = 3.354851935567935
parallax_error = 0.033019986
parallax_over_error = 101.60065
pm = 4.1759844
pmra = -2.884196216249164
pmra_error = 0.034022618
pmdec = -3.0199764269704232
pmdec_error = 0.026113331
ra_dec_corr = 0.08643213
ra_parallax_corr = -0.12221033
ra_pmra_corr = -0.24207115
ra_pmdec_corr = 0.04143723
dec_parallax_corr = -0.40910912
dec_pmra_corr = -0.024715103
dec_pmdec_corr = -0.46850598
parallax_pmra_corr = 0.31615278
parallax_pmdec_corr = 0.2976974
pmra_pmdec_corr = -0.04997313
astrometric_n_obs_al = 254
astrometric_n_obs_ac = 254
astrometric_n_good_obs_al = 253
astrometric_n_bad_obs_al = 1
astrometric_gof_al = -0.63195246
astrometric_chi2_al = 923.1806
astrometric_excess_noise = 0.1875564
astrometric_excess_noise_sig = 26.46705
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.721602
astrometric_matched_transits = 29
visibility_periods_used = 16
astrometric_sigma5d_max = 0.04838577
matched_transits = 29
new_matched_transits = 12
matched_transits_removed = 0
ipd_gof_harmonic_amplitude = 0.0842206
ipd_gof_harmonic_phase = 1.4181347
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 0.9704281
duplicated_source = false
phot_g_n_obs = 245
phot_g_mean_flux = 8413090.14619199
phot_g_mean_flux_error = 2992.4365
phot_g_mean_flux_over_error = 2811.4514
phot_g_mean_mag = 8.374978
phot_bp_n_obs = 27
phot_bp_mean_flux = 5938067.907270148
phot_bp_mean_flux_error = 2525.8616
phot_bp_mean_flux_over_error = 2350.908
phot_bp_mean_mag = 8.404429
phot_rp_n_obs = 28
phot_rp_mean_flux = 3852189.7495029834
phot_rp_mean_flux_error = 2210.0562
phot_rp_mean_flux_over_error = 1743.028
phot_rp_mean_mag = 8.283627
phot_bp_rp_excess_factor = 1.1636934
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 = 0.12080288
bp_g = 0.02945137
g_rp = 0.09135151
radial_velocity = -18.368633
radial_velocity_error = 0.82341695
rv_method_used = 1
rv_nb_transits = 13
rv_nb_deblended_transits = 0
rv_visibility_periods_used = 10
rv_expected_sig_to_noise = 157.1577
rv_renormalised_gof = 0.31995153
rv_chisq_pvalue = 0.5033996
rv_time_duration = 885.3635
rv_amplitude_robust = 9.179947
rv_template_teff = 9500.0
rv_template_logg = 4.5
rv_template_fe_h = 0.25
rv_atm_param_origin = 555
vbroad = 42.886215
vbroad_error = 3.8277671
vbroad_nb_transits = 12
grvs_mag = 8.233233
grvs_mag_error = 0.005834727
grvs_mag_nb_transits = 13
phot_variable_flag = NOT_AVAILABLE
l = 173.88626387696135
b = 0.9759301273925334
ecl_lon = 84.59330915755005
ecl_lat = 11.315066045337831
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 = 1.04738334e-13
classprob_dsc_combmod_galaxy = 5.231627e-13
classprob_dsc_combmod_star = 0.9997314
teff_gspphot = 9896.334
teff_gspphot_lower = 9860.206
teff_gspphot_upper = 9940.82
logg_gspphot = 3.9515
logg_gspphot_lower = 3.927
logg_gspphot_upper = 3.9708
mh_gspphot = -0.7726
mh_gspphot_lower = -1.0078
mh_gspphot_upper = -0.461
distance_gspphot = 304.2413
distance_gspphot_lower = 299.1462
distance_gspphot_upper = 310.1808
azero_gspphot = 0.288
azero_gspphot_lower = 0.281
azero_gspphot_upper = 0.2965
ag_gspphot = 0.2755
ag_gspphot_lower = 0.2687
ag_gspphot_upper = 0.2838
ebpminrp_gspphot = 0.1468
ebpminrp_gspphot_lower = 0.1432
ebpminrp_gspphot_upper = 0.1512
libname_gspphot = A
Star B
solution_id = 1636148068921376768
designation = Gaia DR3 3449603176779548672
source_id = 3449603176779548672
random_index = 723366193.0
ref_epoch = 2016.0
ra = 83.55137217801682
ra_error = 0.011912034
dec = 34.63690486538407
dec_error = 0.009500232
parallax = 1.4718364519094473
parallax_error = 0.014124588
parallax_over_error = 104.20385
pm = 10.7391205
pmra = 1.9092684497757983
pmra_error = 0.015087056
pmdec = -10.568036820711171
pmdec_error = 0.01159458
ra_dec_corr = 0.01246499
ra_parallax_corr = 0.06184293
ra_pmra_corr = -0.19158041
ra_pmdec_corr = 0.079215
dec_parallax_corr = -0.3185114
dec_pmra_corr = 0.0050944886
dec_pmdec_corr = -0.40954196
parallax_pmra_corr = 0.23453863
parallax_pmdec_corr = 0.24507819
pmra_pmdec_corr = -0.036086727
astrometric_n_obs_al = 262
astrometric_n_obs_ac = 262
astrometric_n_good_obs_al = 262
astrometric_n_bad_obs_al = 0
astrometric_gof_al = -1.1032206
astrometric_chi2_al = 359.5034
astrometric_excess_noise = 0.045157176
astrometric_excess_noise_sig = 2.228451
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.5433635
astrometric_matched_transits = 30
visibility_periods_used = 17
astrometric_sigma5d_max = 0.021189712
matched_transits = 30
new_matched_transits = 12
matched_transits_removed = 0
ipd_gof_harmonic_amplitude = 0.06883048
ipd_gof_harmonic_phase = 1.1161584
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 0.9504603
duplicated_source = false
phot_g_n_obs = 254
phot_g_mean_flux = 210682.2462707035
phot_g_mean_flux_error = 42.53744
phot_g_mean_flux_over_error = 4952.866
phot_g_mean_mag = 12.378297
phot_bp_n_obs = 28
phot_bp_mean_flux = 110368.30714627924
phot_bp_mean_flux_error = 75.263855
phot_bp_mean_flux_over_error = 1466.4185
phot_bp_mean_mag = 12.731431
phot_rp_n_obs = 28
phot_rp_mean_flux = 143349.63813204004
phot_rp_mean_flux_error = 63.292
phot_rp_mean_flux_over_error = 2264.8936
phot_rp_mean_mag = 11.856904
phot_bp_rp_excess_factor = 1.2042682
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 = 0.874527
bp_g = 0.35313416
g_rp = 0.5213928
radial_velocity = 26.715298
radial_velocity_error = 1.3249005
rv_method_used = 1
rv_nb_transits = 15
rv_nb_deblended_transits = 1
rv_visibility_periods_used = 11
rv_expected_sig_to_noise = 22.50661
rv_renormalised_gof = 1.7877213
rv_chisq_pvalue = 0.01065931
rv_time_duration = 885.3635
rv_amplitude_robust = 16.070053
rv_template_teff = 5750.0
rv_template_logg = 1.5
rv_template_fe_h = -0.5
rv_atm_param_origin = 111
grvs_mag = 11.592494
grvs_mag_error = 0.022721542
grvs_mag_nb_transits = 14
phot_variable_flag = NOT_AVAILABLE
l = 173.88277956956196
b = 0.9769595110569816
ecl_lon = 84.59242660181826
ecl_lat = 11.31859415991127
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 = 1.02347716e-13
classprob_dsc_combmod_galaxy = 5.1122165e-13
classprob_dsc_combmod_star = 0.99996775
teff_gspphot = 6148.062
teff_gspphot_lower = 6135.614
teff_gspphot_upper = 6160.2417
logg_gspphot = 4.0144
logg_gspphot_lower = 4.009
logg_gspphot_upper = 4.02
mh_gspphot = -0.1052
mh_gspphot_lower = -0.1159
mh_gspphot_upper = -0.0942
distance_gspphot = 661.7646
distance_gspphot_lower = 656.028
distance_gspphot_upper = 667.9728
azero_gspphot = 0.46
azero_gspphot_lower = 0.4527
azero_gspphot_upper = 0.4669
ag_gspphot = 0.3889
ag_gspphot_lower = 0.3826
ag_gspphot_upper = 0.3948
ebpminrp_gspphot = 0.2097
ebpminrp_gspphot_lower = 0.2063
ebpminrp_gspphot_upper = 0.2129
libname_gspphot = MARCS
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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 22:26:49 +0100
www.stella-vega.de
