Gaia Source ID - Star A : 865209037088705024 Simbad
Gaia Source ID - Star B : 865207490900482432 Simbad
Observation Epoch : J 2025.165 / 2025-03-02
Angular Separation : 131.003" ± 7.9907 mas
Position Angle : 221.22 ± 0.00360 degreesStar A/B Epoch : J 2016.000 / J 2016.000
Angular Separation : 132.210" ± 0.7034 mas
Position Angle : 221.01 ± 0.00031 degrees
LB of Projected Separation (AU): 4291.61 AU
Spatial Separation (pc) : 268.07 ± 1.67 pc
Spatial Separation (ly) : 874.34 ± 5.44 ly
Proper Motion Angular Difference : 119.57 ± 2.58 degrees
Total Proper Motion Difference : 118.82 ± 0.85 mas/yr
Tangential Velocity Difference : 0.48 ± 0.64 km/s
Aladin Lite Sky Atlas
DSS color
DSS blue
2MASS
AllWISE
Gaia Source ID : 865209037088705024 Simbad 9.81
Parallax over error : 32.987 : very good
RUWE : 9.810 : poor astrometric fit, (possible double)
Duplicated source : false : single source
G magnitude : 5.099 : G > 3 mag, photometry reliable
Excess noise : 5.862 : poor fit, model deviation significant
Significance : 40686.100 : possible double star, motion, mismatch
BP-RP excess factor : 1.152 : photometry consistent
Visibility periods : 15 : high, indicates well observed star
IPD multi-peak frac : 0% : single peak detected
IDP GoF harmonic amp: 0.028 : unobtrusive (single star source)
Gaia Source ID : 865207490900482432 Simbad
Parallax over error : 223.000 : very good
RUWE : 1.040 : good astrometric fit (single star)
Duplicated source : false : single source
G magnitude : 10.467 : G > 3 mag, photometry reliable
Excess noise : 0.091 : poor fit, model deviation significant
Significance : 9.714 : possible double star, motion, mismatch
BP-RP excess factor : 1.186 : photometry consistent
Visibility periods : 17 : high, indicates well observed star
IPD multi-peak frac : 0% : single peak detected
IDP GoF harmonic amp: 0.099 : slight indication of structure
Spatial separation :
268.07 pc, with an uncertainty range of [ 266.40, 269.74] 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:
66.43 %
Relative Total Proper Motion difference:
804.64 %
Relative Tangential Velocity difference:
2.34 %
Estimated CPM Probability:
0.73 %
CPM-Based Evidence factor:
0.000
Combined Physical Binding Evidence factor:
0.026
RUWE probability for a binary system (Star A):
Very high
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[°]
-------------------------------------------------
1900.0 147.626 0.100 218.706 0.040
1901.0 147.492 0.099 218.724 0.040
1902.0 147.358 0.098 218.742 0.039
1903.0 147.224 0.098 218.760 0.039
1904.0 147.091 0.097 218.778 0.039
1905.0 146.957 0.096 218.796 0.038
1906.0 146.823 0.095 218.814 0.038
1907.0 146.690 0.094 218.832 0.038
1908.0 146.556 0.093 218.850 0.038
1909.0 146.422 0.092 218.868 0.037
1910.0 146.288 0.092 218.886 0.037
1911.0 146.155 0.091 218.904 0.037
1912.0 146.021 0.090 218.922 0.036
1913.0 145.887 0.089 218.941 0.036
1914.0 145.754 0.088 218.959 0.036
1915.0 145.620 0.087 218.977 0.035
1916.0 145.487 0.086 218.995 0.035
1917.0 145.353 0.086 219.014 0.035
1918.0 145.220 0.085 219.032 0.034
1919.0 145.086 0.084 219.050 0.034
1920.0 144.952 0.083 219.069 0.034
1921.0 144.819 0.082 219.087 0.033
1922.0 144.685 0.081 219.106 0.033
1923.0 144.552 0.080 219.124 0.033
1924.0 144.419 0.080 219.143 0.032
1925.0 144.285 0.079 219.162 0.032
1926.0 144.152 0.078 219.180 0.032
1927.0 144.018 0.077 219.199 0.031
1928.0 143.885 0.076 219.218 0.031
1929.0 143.751 0.075 219.236 0.031
1930.0 143.618 0.074 219.255 0.030
1931.0 143.485 0.073 219.274 0.030
1932.0 143.351 0.073 219.293 0.030
1933.0 143.218 0.072 219.312 0.029
1934.0 143.085 0.071 219.331 0.029
1935.0 142.951 0.070 219.350 0.029
1936.0 142.818 0.069 219.369 0.028
1937.0 142.685 0.068 219.388 0.028
1938.0 142.552 0.067 219.407 0.028
1939.0 142.418 0.067 219.426 0.027
1940.0 142.285 0.066 219.445 0.027
1941.0 142.152 0.065 219.464 0.027
1942.0 142.019 0.064 219.483 0.026
1943.0 141.886 0.063 219.503 0.026
1944.0 141.752 0.062 219.522 0.026
1945.0 141.619 0.061 219.541 0.025
1946.0 141.486 0.061 219.560 0.025
1947.0 141.353 0.060 219.580 0.025
1948.0 141.220 0.059 219.599 0.024
1949.0 141.087 0.058 219.619 0.024
1950.0 140.954 0.057 219.638 0.024
1951.0 140.821 0.056 219.658 0.023
1952.0 140.688 0.055 219.677 0.023
1953.0 140.555 0.055 219.697 0.023
1954.0 140.422 0.054 219.717 0.022
1955.0 140.289 0.053 219.736 0.022
1956.0 140.156 0.052 219.756 0.022
1957.0 140.023 0.051 219.776 0.021
1958.0 139.890 0.050 219.796 0.021
1959.0 139.757 0.049 219.815 0.021
1960.0 139.624 0.048 219.835 0.020
1961.0 139.491 0.048 219.855 0.020
1962.0 139.358 0.047 219.875 0.020
1963.0 139.226 0.046 219.895 0.019
1964.0 139.093 0.045 219.915 0.019
1965.0 138.960 0.044 219.935 0.019
1966.0 138.827 0.043 219.955 0.018
1967.0 138.694 0.042 219.975 0.018
1968.0 138.562 0.042 219.996 0.018
1969.0 138.429 0.041 220.016 0.017
1970.0 138.296 0.040 220.036 0.017
1971.0 138.163 0.039 220.056 0.017
1972.0 138.031 0.038 220.077 0.016
1973.0 137.898 0.037 220.097 0.016
1974.0 137.765 0.036 220.118 0.015
1975.0 137.633 0.036 220.138 0.015
1976.0 137.500 0.035 220.158 0.015
1977.0 137.368 0.034 220.179 0.014
1978.0 137.235 0.033 220.200 0.014
1979.0 137.102 0.032 220.220 0.014
1980.0 136.970 0.031 220.241 0.013
1981.0 136.837 0.030 220.262 0.013
1982.0 136.705 0.029 220.282 0.013
1983.0 136.572 0.029 220.303 0.012
1984.0 136.440 0.028 220.324 0.012
1985.0 136.307 0.027 220.345 0.012
1986.0 136.175 0.026 220.366 0.011
1987.0 136.043 0.025 220.387 0.011
1988.0 135.910 0.024 220.407 0.010
1989.0 135.778 0.023 220.428 0.010
1990.0 135.645 0.023 220.450 0.010
1991.0 135.513 0.022 220.471 0.009
1992.0 135.381 0.021 220.492 0.009
1993.0 135.248 0.020 220.513 0.009
1994.0 135.116 0.019 220.534 0.008
1995.0 134.984 0.018 220.555 0.008
1996.0 134.852 0.017 220.577 0.008
1997.0 134.719 0.016 220.598 0.007
1998.0 134.587 0.016 220.619 0.007
1999.0 134.455 0.015 220.641 0.006
2000.0 134.323 0.014 220.662 0.006
2001.0 134.191 0.013 220.684 0.006
2002.0 134.058 0.012 220.705 0.005
2003.0 133.926 0.011 220.727 0.005
2004.0 133.794 0.010 220.749 0.005
2005.0 133.662 0.010 220.770 0.004
2006.0 133.530 0.009 220.792 0.004
2007.0 133.398 0.008 220.814 0.003
2008.0 133.266 0.007 220.836 0.003
2009.0 133.134 0.006 220.858 0.003
2010.0 133.002 0.005 220.879 0.002
2011.0 132.870 0.004 220.901 0.002
2012.0 132.738 0.004 220.923 0.002
2013.0 132.606 0.003 220.945 0.001
2014.0 132.474 0.002 220.967 0.001
2015.0 132.342 0.001 220.990 0.000
2016.0 132.210 0.001 221.012 0.000
2017.0 132.079 0.001 221.034 0.000
2018.0 131.947 0.002 221.056 0.001
2019.0 131.815 0.003 221.078 0.001
2020.0 131.683 0.004 221.101 0.002
2021.0 131.551 0.004 221.123 0.002
2022.0 131.420 0.005 221.146 0.002
2023.0 131.288 0.006 221.168 0.003
2024.0 131.156 0.007 221.191 0.003
2025.0 131.024 0.008 221.213 0.003
2026.0 130.893 0.009 221.236 0.004
2027.0 130.761 0.010 221.258 0.004
2028.0 130.630 0.010 221.281 0.005
2029.0 130.498 0.011 221.304 0.005
2030.0 130.366 0.012 221.327 0.005
2031.0 130.235 0.013 221.350 0.006
2032.0 130.103 0.014 221.372 0.006
2033.0 129.972 0.015 221.395 0.007
2034.0 129.840 0.016 221.418 0.007
2035.0 129.709 0.017 221.441 0.007
2036.0 129.577 0.017 221.464 0.008
2037.0 129.446 0.018 221.488 0.008
2038.0 129.314 0.019 221.511 0.009
2039.0 129.183 0.020 221.534 0.009
2040.0 129.052 0.021 221.557 0.009
2041.0 128.920 0.022 221.581 0.010
2042.0 128.789 0.023 221.604 0.010
2043.0 128.658 0.023 221.627 0.011
2044.0 128.526 0.024 221.651 0.011
2045.0 128.395 0.025 221.674 0.011
2046.0 128.264 0.026 221.698 0.012
2047.0 128.133 0.027 221.721 0.012
2048.0 128.001 0.028 221.745 0.013
2049.0 127.870 0.029 221.769 0.013
2050.0 127.739 0.030 221.792 0.013
2051.0 127.608 0.030 221.816 0.014
2052.0 127.477 0.031 221.840 0.014
2053.0 127.346 0.032 221.864 0.015
2054.0 127.215 0.033 221.888 0.015
2055.0 127.083 0.034 221.912 0.016
2056.0 126.952 0.035 221.936 0.016
2057.0 126.821 0.036 221.960 0.016
2058.0 126.690 0.037 221.984 0.017
2059.0 126.560 0.037 222.008 0.017
2060.0 126.429 0.038 222.033 0.018
2061.0 126.298 0.039 222.057 0.018
2062.0 126.167 0.040 222.081 0.018
2063.0 126.036 0.041 222.106 0.019
2064.0 125.905 0.042 222.130 0.019
2065.0 125.774 0.043 222.154 0.020
2066.0 125.643 0.044 222.179 0.020
2067.0 125.513 0.044 222.204 0.021
2068.0 125.382 0.045 222.228 0.021
2069.0 125.251 0.046 222.253 0.021
2070.0 125.120 0.047 222.278 0.022
2071.0 124.990 0.048 222.302 0.022
2072.0 124.859 0.049 222.327 0.023
2073.0 124.728 0.050 222.352 0.023
2074.0 124.598 0.051 222.377 0.024
2075.0 124.467 0.051 222.402 0.024
2076.0 124.337 0.052 222.427 0.024
2077.0 124.206 0.053 222.452 0.025
2078.0 124.076 0.054 222.478 0.025
2079.0 123.945 0.055 222.503 0.026
2080.0 123.815 0.056 222.528 0.026
2081.0 123.684 0.057 222.553 0.027
2082.0 123.554 0.058 222.579 0.027
2083.0 123.423 0.058 222.604 0.027
2084.0 123.293 0.059 222.630 0.028
2085.0 123.163 0.060 222.655 0.028
2086.0 123.032 0.061 222.681 0.029
2087.0 122.902 0.062 222.706 0.029
2088.0 122.772 0.063 222.732 0.030
2089.0 122.641 0.064 222.758 0.030
2090.0 122.511 0.065 222.784 0.030
2091.0 122.381 0.065 222.810 0.031
2092.0 122.251 0.066 222.835 0.031
2093.0 122.121 0.067 222.861 0.032
2094.0 121.991 0.068 222.887 0.032
2095.0 121.860 0.069 222.914 0.033
2096.0 121.730 0.070 222.940 0.033
2097.0 121.600 0.071 222.966 0.034
2098.0 121.470 0.072 222.992 0.034
2099.0 121.340 0.072 223.018 0.034
2100.0 121.210 0.073 223.045 0.035
WDS ID Discovr Comp # Sep PA Epoch Obs Telescope Camera Note
-------------------------------------------------------------------------------------------------
07277+2127 SHJ 368 AC 1 131.0" 221.1° B2025.169 HWI 120/900 APO ASI678MM
-- Image of SHJ-368-AC-taken with Equinox 120/900 APO --
wds_id : 07277+2127
discoverer_code : SHJ
discoverer_number : 368
discoverer_components : AC
date_first : 1894
date_last : 2006
num_of_obs : 7
pa_first : 218
pa_last : 221
sep_first : 148.4
sep_last : 133.3
mag_primary : 5.28
mag_secondary : 10.7
spectral_type : F5V
primary_proper_motion_RA : -50
primary_proper_motion_DEC : -124
secondary_proper_motion_RA : -7
secondary_proper_motion_DEC : 12
dm_number :
notes : N
precise_coordinate : 072744.39+212644.0
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 865209037088705024
source_id = 865209037088705024
random_index = 97210360.0
ref_epoch = 2016.0
ra = 111.93455265828278
ra_error = 0.76860815
dec = 21.444740945380808
dec_error = 0.6939176
parallax = 30.806744651221553
parallax_error = 0.93391484
parallax_over_error = 32.986675
pm = 133.5815
pmra = -56.44965365870399
pmra_error = 1.0026919
pmdec = -121.06796948023165
pmdec_error = 0.815047
ra_dec_corr = -0.08162669
ra_parallax_corr = -0.19465673
ra_pmra_corr = 0.08795127
ra_pmdec_corr = 0.09348897
dec_parallax_corr = -0.44116634
dec_pmra_corr = 0.14154881
dec_pmdec_corr = 0.027338652
parallax_pmra_corr = -0.10259191
parallax_pmdec_corr = 0.053172205
pmra_pmdec_corr = -0.20574272
astrometric_n_obs_al = 160
astrometric_n_obs_ac = 160
astrometric_n_good_obs_al = 160
astrometric_n_bad_obs_al = 0
astrometric_gof_al = 94.658844
astrometric_chi2_al = 751198.44
astrometric_excess_noise = 5.861502
astrometric_excess_noise_sig = 40686.1
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.6131285
astrometric_matched_transits = 18
visibility_periods_used = 15
astrometric_sigma5d_max = 1.4392314
matched_transits = 18
new_matched_transits = 5
matched_transits_removed = 9
ipd_gof_harmonic_amplitude = 0.027790207
ipd_gof_harmonic_phase = 142.766
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 9.810427
duplicated_source = false
phot_g_n_obs = 153
phot_g_mean_flux = 171968817.61742818
phot_g_mean_flux_error = 432151.16
phot_g_mean_flux_over_error = 397.93674
phot_g_mean_mag = 5.0987425
phot_bp_n_obs = 17
phot_bp_mean_flux = 98866349.46954381
phot_bp_mean_flux_error = 88298.11
phot_bp_mean_flux_over_error = 1119.6882
phot_bp_mean_mag = 5.350921
phot_rp_n_obs = 15
phot_rp_mean_flux = 99206153.25612997
phot_rp_mean_flux_error = 231785.25
phot_rp_mean_flux_over_error = 428.0089
phot_rp_mean_mag = 4.756549
phot_bp_rp_excess_factor = 1.1517931
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 = 0.5943723
bp_g = 0.25217867
g_rp = 0.3421936
phot_variable_flag = NOT_AVAILABLE
l = 197.22686380664612
b = 17.299565819701844
ecl_lon = 110.34658945676178
ecl_lat = -0.45854509614333383
in_qso_candidates = false
in_galaxy_candidates = false
non_single_star = 1
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 = 1.1952646e-13
classprob_dsc_combmod_galaxy = 5.9702867e-13
classprob_dsc_combmod_star = 0.9982671
teff_gspphot = 6470.4863
teff_gspphot_lower = 6466.4277
teff_gspphot_upper = 6474.3027
logg_gspphot = 3.8078
logg_gspphot_lower = 3.7874
logg_gspphot_upper = 3.8319
mh_gspphot = -0.371
mh_gspphot_lower = -0.3926
mh_gspphot_upper = -0.3497
distance_gspphot = 37.6801
distance_gspphot_lower = 36.4603
distance_gspphot_upper = 38.7902
azero_gspphot = 0.0001
azero_gspphot_lower = 0.0
azero_gspphot_upper = 0.0003
ag_gspphot = 0.0001
ag_gspphot_lower = 0.0
ag_gspphot_upper = 0.0003
ebpminrp_gspphot = 0.0
ebpminrp_gspphot_lower = 0.0
ebpminrp_gspphot_upper = 0.0002
libname_gspphot = MARCS
Star B
solution_id = 1636148068921376768
designation = Gaia DR3 865207490900482432
source_id = 865207490900482432
random_index = 1169074087.0
ref_epoch = 2016.0
ra = 111.908665559385
ra_error = 0.013928694
dec = 21.417027097218494
dec_error = 0.012024096
parallax = 3.3274191718720516
parallax_error = 0.014921185
parallax_over_error = 222.99966
pm = 14.7662325
pmra = -8.56026225318882
pmra_error = 0.017491536
pmdec = 12.03177190531547
pmdec_error = 0.014745653
ra_dec_corr = -0.107832044
ra_parallax_corr = -0.046997193
ra_pmra_corr = -0.064833276
ra_pmdec_corr = 0.26553953
dec_parallax_corr = -0.22607403
dec_pmra_corr = 0.22513089
dec_pmdec_corr = -0.13640156
parallax_pmra_corr = 0.13625962
parallax_pmdec_corr = 0.01972089
pmra_pmdec_corr = -0.12753257
astrometric_n_obs_al = 258
astrometric_n_obs_ac = 258
astrometric_n_good_obs_al = 258
astrometric_n_bad_obs_al = 0
astrometric_gof_al = 0.9083548
astrometric_chi2_al = 698.1248
astrometric_excess_noise = 0.09099377
astrometric_excess_noise_sig = 9.713529
astrometric_params_solved = 31
astrometric_primary_flag = false
nu_eff_used_in_astrometry = 1.6045579
astrometric_matched_transits = 29
visibility_periods_used = 17
astrometric_sigma5d_max = 0.024961991
matched_transits = 30
new_matched_transits = 9
matched_transits_removed = 1
ipd_gof_harmonic_amplitude = 0.09896816
ipd_gof_harmonic_phase = 104.89211
ipd_frac_multi_peak = 0
ipd_frac_odd_win = 0
ruwe = 1.039317
duplicated_source = false
phot_g_n_obs = 249
phot_g_mean_flux = 1224860.1021915583
phot_g_mean_flux_error = 377.16528
phot_g_mean_flux_over_error = 3247.542
phot_g_mean_mag = 10.467151
phot_bp_n_obs = 26
phot_bp_mean_flux = 716575.6709352237
phot_bp_mean_flux_error = 348.33682
phot_bp_mean_flux_over_error = 2057.1345
phot_bp_mean_mag = 10.700387
phot_rp_n_obs = 26
phot_rp_mean_flux = 735579.4199752264
phot_rp_mean_flux_error = 315.31525
phot_rp_mean_flux_over_error = 2332.8381
phot_rp_mean_mag = 10.081322
phot_bp_rp_excess_factor = 1.1855681
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 = 0.6190653
bp_g = 0.23323631
g_rp = 0.38582897
radial_velocity = 66.26724
radial_velocity_error = 0.49796242
rv_method_used = 1
rv_nb_transits = 9
rv_nb_deblended_transits = 2
rv_visibility_periods_used = 8
rv_expected_sig_to_noise = 54.776485
rv_renormalised_gof = -0.314222
rv_chisq_pvalue = 0.74762785
rv_time_duration = 911.60205
rv_amplitude_robust = 4.1444244
rv_template_teff = 6500.0
rv_template_logg = 4.0
rv_template_fe_h = -0.5
rv_atm_param_origin = 222
grvs_mag = 9.920176
grvs_mag_error = 0.009839659
grvs_mag_nb_transits = 6
phot_variable_flag = NOT_AVAILABLE
l = 197.2437142005965
b = 17.266552794545916
ecl_lon = 110.32687455331354
ecl_lat = -0.4895303101620919
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 = 1.1952646e-13
classprob_dsc_combmod_galaxy = 5.9702867e-13
classprob_dsc_combmod_star = 0.9982671
teff_gspphot = 6387.438
teff_gspphot_lower = 6370.16
teff_gspphot_upper = 6423.5063
logg_gspphot = 3.9665
logg_gspphot_lower = 3.9576
logg_gspphot_upper = 3.9932
mh_gspphot = -0.6661
mh_gspphot_lower = -0.6844
mh_gspphot_upper = -0.6258
distance_gspphot = 296.8443
distance_gspphot_lower = 291.0402
distance_gspphot_upper = 299.0955
azero_gspphot = 0.051
azero_gspphot_lower = 0.0421
azero_gspphot_upper = 0.0691
ag_gspphot = 0.0443
ag_gspphot_lower = 0.0366
ag_gspphot_upper = 0.0602
ebpminrp_gspphot = 0.024
ebpminrp_gspphot_lower = 0.0198
ebpminrp_gspphot_upper = 0.0327
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 22:27:09 +0100
www.stella-vega.de
