Gaia Source ID - Star A : 68486384567412992 Simbad
Gaia Source ID - Star B : 68486384567412480 Simbad
Observation Epoch : J 2025.055 / 2025-01-21
Angular Separation : 22.643" ± 0.7687 mas
Position Angle : 52.70 ± 0.00190 degreesStar A/B Epoch : J 2016.000 / J 2016.000
Angular Separation : 22.620" ± 0.0656 mas
Position Angle : 53.21 ± 0.00016 degrees
LB of Projected Separation (AU): 4113.26 AU
Spatial Separation (pc) : 51.95 ± 2.58 pc
Spatial Separation (ly) : 169.45 ± 8.40 ly
Proper Motion Angular Difference : 28.88 ± 2.33 degrees
Total Proper Motion Difference : 20.97 ± 0.08 mas/yr
Tangential Velocity Difference : 15.88 ± 0.35 km/s
Aladin Lite Sky Atlas
DSS color
DSS blue
2MASS
AllWISE
Gaia Source ID : 68486384567412992 Simbad
Parallax over error : 76.877 : very good
RUWE : 1.070 : good astrometric fit (single star)
Duplicated source : false : single source
G magnitude : 6.668 : G > 3 mag, photometry reliable
Excess noise : 0.371 : poor fit, model deviation significant
Significance : 84.774 : possible double star, motion, mismatch
BP-RP excess factor : 2.254 : poor photometry, possible double star
Visibility periods : 9 : high, indicates well observed star
IPD multi-peak frac : 77% : mulitple peaks detected (possible double)
IDP GoF harmonic amp: 0.245 : slight indication of structure
Gaia Source ID : 68486384567412480 Simbad
Parallax over error : 228.681 : very good
RUWE : 1.010 : good astrometric fit (single star)
Duplicated source : false : single source
G magnitude : 9.818 : G > 3 mag, photometry reliable
Excess noise : 0.092 : poor fit, model deviation significant
Significance : 10.248 : possible double star, motion, mismatch
BP-RP excess factor : 1.192 : photometry consistent
Visibility periods : 14 : high, indicates well observed star
IPD multi-peak frac : 0% : single peak detected
IDP GoF harmonic amp: 0.053 : slight indication of structure
Spatial separation :
51.95 pc, with an uncertainty range of [ 49.38, 54.53] 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:
16.04 %
Relative Total Proper Motion difference:
234.97 %
Relative Tangential Velocity difference:
160.54 %
Estimated CPM Probability:
1.56 %
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 22.480 0.010 59.836 0.024
1901.0 22.480 0.010 59.779 0.024
1902.0 22.480 0.010 59.721 0.024
1903.0 22.480 0.010 59.664 0.024
1904.0 22.480 0.010 59.607 0.024
1905.0 22.480 0.009 59.549 0.023
1906.0 22.480 0.009 59.492 0.023
1907.0 22.480 0.009 59.435 0.023
1908.0 22.480 0.009 59.377 0.023
1909.0 22.480 0.009 59.320 0.023
1910.0 22.480 0.009 59.263 0.022
1911.0 22.480 0.009 59.205 0.022
1912.0 22.480 0.009 59.148 0.022
1913.0 22.480 0.009 59.091 0.022
1914.0 22.481 0.009 59.033 0.021
1915.0 22.481 0.009 58.976 0.021
1916.0 22.481 0.009 58.919 0.021
1917.0 22.481 0.008 58.862 0.021
1918.0 22.482 0.008 58.804 0.021
1919.0 22.482 0.008 58.747 0.020
1920.0 22.482 0.008 58.690 0.020
1921.0 22.483 0.008 58.632 0.020
1922.0 22.483 0.008 58.575 0.020
1923.0 22.484 0.008 58.518 0.020
1924.0 22.484 0.008 58.460 0.019
1925.0 22.484 0.008 58.403 0.019
1926.0 22.485 0.008 58.346 0.019
1927.0 22.485 0.008 58.288 0.019
1928.0 22.486 0.007 58.231 0.019
1929.0 22.487 0.007 58.174 0.018
1930.0 22.487 0.007 58.117 0.018
1931.0 22.488 0.007 58.059 0.018
1932.0 22.488 0.007 58.002 0.018
1933.0 22.489 0.007 57.945 0.017
1934.0 22.490 0.007 57.887 0.017
1935.0 22.490 0.007 57.830 0.017
1936.0 22.491 0.007 57.773 0.017
1937.0 22.492 0.007 57.716 0.017
1938.0 22.492 0.007 57.658 0.016
1939.0 22.493 0.007 57.601 0.016
1940.0 22.494 0.006 57.544 0.016
1941.0 22.495 0.006 57.487 0.016
1942.0 22.496 0.006 57.429 0.016
1943.0 22.497 0.006 57.372 0.015
1944.0 22.497 0.006 57.315 0.015
1945.0 22.498 0.006 57.258 0.015
1946.0 22.499 0.006 57.200 0.015
1947.0 22.500 0.006 57.143 0.015
1948.0 22.501 0.006 57.086 0.014
1949.0 22.502 0.006 57.029 0.014
1950.0 22.503 0.006 56.971 0.014
1951.0 22.504 0.006 56.914 0.014
1952.0 22.505 0.005 56.857 0.013
1953.0 22.506 0.005 56.800 0.013
1954.0 22.508 0.005 56.743 0.013
1955.0 22.509 0.005 56.685 0.013
1956.0 22.510 0.005 56.628 0.013
1957.0 22.511 0.005 56.571 0.012
1958.0 22.512 0.005 56.514 0.012
1959.0 22.513 0.005 56.457 0.012
1960.0 22.515 0.005 56.400 0.012
1961.0 22.516 0.005 56.342 0.012
1962.0 22.517 0.005 56.285 0.011
1963.0 22.519 0.004 56.228 0.011
1964.0 22.520 0.004 56.171 0.011
1965.0 22.521 0.004 56.114 0.011
1966.0 22.523 0.004 56.057 0.011
1967.0 22.524 0.004 56.000 0.010
1968.0 22.525 0.004 55.943 0.010
1969.0 22.527 0.004 55.886 0.010
1970.0 22.528 0.004 55.828 0.010
1971.0 22.530 0.004 55.771 0.009
1972.0 22.531 0.004 55.714 0.009
1973.0 22.533 0.004 55.657 0.009
1974.0 22.534 0.004 55.600 0.009
1975.0 22.536 0.003 55.543 0.009
1976.0 22.538 0.003 55.486 0.008
1977.0 22.539 0.003 55.429 0.008
1978.0 22.541 0.003 55.372 0.008
1979.0 22.543 0.003 55.315 0.008
1980.0 22.544 0.003 55.258 0.008
1981.0 22.546 0.003 55.201 0.007
1982.0 22.548 0.003 55.144 0.007
1983.0 22.549 0.003 55.087 0.007
1984.0 22.551 0.003 55.030 0.007
1985.0 22.553 0.003 54.973 0.007
1986.0 22.555 0.003 54.916 0.006
1987.0 22.557 0.002 54.859 0.006
1988.0 22.559 0.002 54.802 0.006
1989.0 22.560 0.002 54.745 0.006
1990.0 22.562 0.002 54.688 0.005
1991.0 22.564 0.002 54.632 0.005
1992.0 22.566 0.002 54.575 0.005
1993.0 22.568 0.002 54.518 0.005
1994.0 22.570 0.002 54.461 0.005
1995.0 22.572 0.002 54.404 0.004
1996.0 22.574 0.002 54.347 0.004
1997.0 22.576 0.002 54.290 0.004
1998.0 22.578 0.002 54.233 0.004
1999.0 22.581 0.001 54.177 0.004
2000.0 22.583 0.001 54.120 0.003
2001.0 22.585 0.001 54.063 0.003
2002.0 22.587 0.001 54.006 0.003
2003.0 22.589 0.001 53.949 0.003
2004.0 22.591 0.001 53.893 0.003
2005.0 22.594 0.001 53.836 0.002
2006.0 22.596 0.001 53.779 0.002
2007.0 22.598 0.001 53.722 0.002
2008.0 22.601 0.001 53.666 0.002
2009.0 22.603 0.001 53.609 0.001
2010.0 22.605 0.001 53.552 0.001
2011.0 22.608 0.000 53.496 0.001
2012.0 22.610 0.000 53.439 0.001
2013.0 22.612 0.000 53.382 0.001
2014.0 22.615 0.000 53.326 0.000
2015.0 22.617 0.000 53.269 0.000
2016.0 22.620 0.000 53.212 0.000
2017.0 22.622 0.000 53.156 0.000
2018.0 22.625 0.000 53.099 0.000
2019.0 22.627 0.000 53.043 0.001
2020.0 22.630 0.000 52.986 0.001
2021.0 22.633 0.000 52.929 0.001
2022.0 22.635 0.001 52.873 0.001
2023.0 22.638 0.001 52.816 0.001
2024.0 22.641 0.001 52.760 0.002
2025.0 22.643 0.001 52.703 0.002
2026.0 22.646 0.001 52.647 0.002
2027.0 22.649 0.001 52.590 0.002
2028.0 22.651 0.001 52.534 0.003
2029.0 22.654 0.001 52.477 0.003
2030.0 22.657 0.001 52.421 0.003
2031.0 22.660 0.001 52.365 0.003
2032.0 22.663 0.001 52.308 0.003
2033.0 22.666 0.001 52.252 0.004
2034.0 22.668 0.002 52.195 0.004
2035.0 22.671 0.002 52.139 0.004
2036.0 22.674 0.002 52.083 0.004
2037.0 22.677 0.002 52.026 0.004
2038.0 22.680 0.002 51.970 0.005
2039.0 22.683 0.002 51.914 0.005
2040.0 22.686 0.002 51.857 0.005
2041.0 22.689 0.002 51.801 0.005
2042.0 22.692 0.002 51.745 0.005
2043.0 22.695 0.002 51.689 0.006
2044.0 22.699 0.002 51.632 0.006
2045.0 22.702 0.002 51.576 0.006
2046.0 22.705 0.003 51.520 0.006
2047.0 22.708 0.003 51.464 0.007
2048.0 22.711 0.003 51.407 0.007
2049.0 22.714 0.003 51.351 0.007
2050.0 22.718 0.003 51.295 0.007
2051.0 22.721 0.003 51.239 0.007
2052.0 22.724 0.003 51.183 0.008
2053.0 22.727 0.003 51.127 0.008
2054.0 22.731 0.003 51.071 0.008
2055.0 22.734 0.003 51.015 0.008
2056.0 22.738 0.003 50.959 0.008
2057.0 22.741 0.003 50.903 0.009
2058.0 22.744 0.004 50.847 0.009
2059.0 22.748 0.004 50.791 0.009
2060.0 22.751 0.004 50.735 0.009
2061.0 22.755 0.004 50.679 0.009
2062.0 22.758 0.004 50.623 0.010
2063.0 22.762 0.004 50.567 0.010
2064.0 22.765 0.004 50.511 0.010
2065.0 22.769 0.004 50.455 0.010
2066.0 22.772 0.004 50.399 0.010
2067.0 22.776 0.004 50.343 0.011
2068.0 22.780 0.004 50.287 0.011
2069.0 22.783 0.004 50.232 0.011
2070.0 22.787 0.005 50.176 0.011
2071.0 22.791 0.005 50.120 0.012
2072.0 22.794 0.005 50.064 0.012
2073.0 22.798 0.005 50.009 0.012
2074.0 22.802 0.005 49.953 0.012
2075.0 22.806 0.005 49.897 0.012
2076.0 22.809 0.005 49.841 0.013
2077.0 22.813 0.005 49.786 0.013
2078.0 22.817 0.005 49.730 0.013
2079.0 22.821 0.005 49.674 0.013
2080.0 22.825 0.005 49.619 0.013
2081.0 22.829 0.005 49.563 0.014
2082.0 22.833 0.006 49.508 0.014
2083.0 22.837 0.006 49.452 0.014
2084.0 22.841 0.006 49.397 0.014
2085.0 22.845 0.006 49.341 0.014
2086.0 22.849 0.006 49.285 0.015
2087.0 22.853 0.006 49.230 0.015
2088.0 22.857 0.006 49.175 0.015
2089.0 22.861 0.006 49.119 0.015
2090.0 22.865 0.006 49.064 0.015
2091.0 22.869 0.006 49.008 0.016
2092.0 22.873 0.006 48.953 0.016
2093.0 22.877 0.006 48.898 0.016
2094.0 22.881 0.007 48.842 0.016
2095.0 22.886 0.007 48.787 0.017
2096.0 22.890 0.007 48.732 0.017
2097.0 22.894 0.007 48.676 0.017
2098.0 22.898 0.007 48.621 0.017
2099.0 22.903 0.007 48.566 0.017
2100.0 22.907 0.007 48.511 0.018
WDS ID Discovr Comp # Sep PA Epoch Obs Telescope Camera Note
-------------------------------------------------------------------------------------------------
03344+2428 STF 412 AB,C 1 22.49" 52.94° B2025.059 HWI 120/900 APO ASI678MM
-- Image of STF-412-AB-C-taken with Equinox 120/900 APO --
wds_id : 03344+2428
discoverer_code : STF
discoverer_number : 412
discoverer_components : AB,C
date_first : 1782
date_last : 2014
num_of_obs : 86
pa_first : 67
pa_last : 53
sep_first : 19.8
sep_last : 22.4
mag_primary : 5.94
mag_secondary : 9.92
spectral_type : A3V+A3V
primary_proper_motion_RA : 1
primary_proper_motion_DEC : -28
secondary_proper_motion_RA : 0
secondary_proper_motion_DEC : -10
dm_number :
notes : NV
precise_coordinate : 033426.62+242752.1
WDS Notes:
----------
N: Notes found in WDSNOT MEMO of WDS
V: Proper motion or other technique: physical
Click to expand/collapse the Gaia Input Data:
Star A
solution_id = 1636148068921376768
designation = Gaia DR3 68486384567412992
source_id = 68486384567412992
random_index = 427755160.0
ref_epoch = 2016.0
ra = 53.6110043385098
ra_error = 0.07348473
dec = 24.46428012910465
dec_error = 0.058717474
parallax = 5.499261717069541
parallax_error = 0.07153296
parallax_over_error = 76.87732
pm = 29.890963
pmra = 9.908477390662677
pmra_error = 0.09260668
pmdec = -28.200916576228252
pmdec_error = 0.080262005
ra_dec_corr = 0.12809986
ra_parallax_corr = 0.0065298886
ra_pmra_corr = 0.111266844
ra_pmdec_corr = 0.3378708
dec_parallax_corr = -0.06215897
dec_pmra_corr = 0.34117055
dec_pmdec_corr = 0.5086514
parallax_pmra_corr = -0.08121213
parallax_pmdec_corr = -0.06547523
pmra_pmdec_corr = 0.10009477
astrometric_n_obs_al = 99
astrometric_n_obs_ac = 99
astrometric_n_good_obs_al = 99
astrometric_n_bad_obs_al = 0
astrometric_gof_al = 0.98076886
astrometric_chi2_al = 1404.9319
astrometric_excess_noise = 0.37119395
astrometric_excess_noise_sig = 84.77416
astrometric_params_solved = 95
astrometric_primary_flag = false
pseudocolour = 1.6966358
pseudocolour_error = 0.019813504
ra_pseudocolour_corr = -0.011729283
dec_pseudocolour_corr = -0.19633465
parallax_pseudocolour_corr = 0.098813824
pmra_pseudocolour_corr = -0.07393207
pmdec_pseudocolour_corr = -0.37563133
astrometric_matched_transits = 11
visibility_periods_used = 9
astrometric_sigma5d_max = 0.13443452
matched_transits = 14
new_matched_transits = 6
matched_transits_removed = 14
ipd_gof_harmonic_amplitude = 0.24500366
ipd_gof_harmonic_phase = 166.72887
ipd_frac_multi_peak = 77
ipd_frac_odd_win = 0
ruwe = 1.0691016
duplicated_source = false
phot_g_n_obs = 108
phot_g_mean_flux = 40534928.85093475
phot_g_mean_flux_error = 89254.6
phot_g_mean_flux_over_error = 454.14944
phot_g_mean_mag = 6.6677933
phot_bp_n_obs = 11
phot_bp_mean_flux = 54113841.52008472
phot_bp_mean_flux_error = 223103.88
phot_bp_mean_flux_over_error = 242.54999
phot_bp_mean_mag = 6.0052714
phot_rp_n_obs = 9
phot_rp_mean_flux = 37252158.88593353
phot_rp_mean_flux_error = 160873.28
phot_rp_mean_flux_over_error = 231.56212
phot_rp_mean_mag = 5.820017
phot_bp_rp_excess_factor = 2.2540066
phot_bp_n_contaminated_transits = 0
phot_bp_n_blended_transits = 11
phot_rp_n_contaminated_transits = 0
phot_rp_n_blended_transits = 9
phot_proc_mode = 0
bp_rp = 0.18525457
bp_g = -0.66252184
g_rp = 0.8477764
phot_variable_flag = NOT_AVAILABLE
l = 163.95410223113572
b = -25.140726298982894
ecl_lon = 57.17143225676648
ecl_lat = 5.076649239324862
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 = 6.9516224e-09
classprob_dsc_combmod_galaxy = 5.382043e-13
classprob_dsc_combmod_star = 0.9994657
Star B
solution_id = 1636148068921376768
designation = Gaia DR3 68486384567412480
source_id = 68486384567412480
random_index = 1781103547.0
ref_epoch = 2016.0
ra = 53.61653289200484
ra_error = 0.016266255
dec = 24.46804278580456
dec_error = 0.012821846
parallax = 4.277238920805142
parallax_error = 0.018703962
parallax_over_error = 228.6809
pm = 8.923447
pmra = -1.4755432016749956
pmra_error = 0.019563265
pmdec = -8.80060628328461
pmdec_error = 0.015794089
ra_dec_corr = 0.26393023
ra_parallax_corr = 0.34089538
ra_pmra_corr = -0.0015278612
ra_pmdec_corr = 0.042658255
dec_parallax_corr = -0.09702309
dec_pmra_corr = 0.04425542
dec_pmdec_corr = 0.33877674
parallax_pmra_corr = 0.08229451
parallax_pmdec_corr = -0.04157042
pmra_pmdec_corr = 0.2959262
astrometric_n_obs_al = 224
astrometric_n_obs_ac = 224
astrometric_n_good_obs_al = 221
astrometric_n_bad_obs_al = 3
astrometric_gof_al = 0.20457573
astrometric_chi2_al = 491.1536
astrometric_excess_noise = 0.091682695
astrometric_excess_noise_sig = 10.248058
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.5944872
astrometric_matched_transits = 25
visibility_periods_used = 14
astrometric_sigma5d_max = 0.028732065
matched_transits = 31
new_matched_transits = 9
matched_transits_removed = 5
ipd_gof_harmonic_amplitude = 0.053103913
ipd_gof_harmonic_phase = 164.67763
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 1.0083109
duplicated_source = false
phot_g_n_obs = 261
phot_g_mean_flux = 2226693.395018663
phot_g_mean_flux_error = 411.7485
phot_g_mean_flux_over_error = 5407.897
phot_g_mean_mag = 9.818215
phot_bp_n_obs = 27
phot_bp_mean_flux = 1283906.5093523301
phot_bp_mean_flux_error = 466.721
phot_bp_mean_flux_over_error = 2750.908
phot_bp_mean_mag = 10.067208
phot_rp_n_obs = 27
phot_rp_mean_flux = 1370744.808943172
phot_rp_mean_flux_error = 533.99445
phot_rp_mean_flux_over_error = 2566.9646
phot_rp_mean_mag = 9.405504
phot_bp_rp_excess_factor = 1.1921943
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 = 0.66170406
bp_g = 0.24899292
g_rp = 0.41271114
phot_variable_flag = NOT_AVAILABLE
l = 163.95569759093473
b = -25.134611239755916
ecl_lon = 57.177235286563345
ecl_lat = 5.079112671905385
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 = 1.2558453e-13
classprob_dsc_combmod_galaxy = 6.272884e-13
classprob_dsc_combmod_star = 0.9976672
teff_gspphot = 6475.9375
teff_gspphot_lower = 6462.2544
teff_gspphot_upper = 6498.852
logg_gspphot = 4.0101
logg_gspphot_lower = 4.0054
logg_gspphot_upper = 4.0152
mh_gspphot = -0.2497
mh_gspphot_lower = -0.2596
mh_gspphot_upper = -0.2374
distance_gspphot = 233.2093
distance_gspphot_lower = 231.8056
distance_gspphot_upper = 234.9321
azero_gspphot = 0.1851
azero_gspphot_lower = 0.1782
azero_gspphot_upper = 0.1962
ag_gspphot = 0.1608
ag_gspphot_lower = 0.1547
ag_gspphot_upper = 0.1705
ebpminrp_gspphot = 0.0868
ebpminrp_gspphot_lower = 0.0835
ebpminrp_gspphot_upper = 0.0921
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 22:37:28 +0100
www.stella-vega.de
