Double Star Calculator - Orbit

Orbital Elements for COU1607
WDS: COU1607 WDS ID/Discoverer
P: 69.400 Orbital period (years)
a: 0.112 Semi-major axis (arcseconds)
i: 87.1 Inclination (degrees)
Ω: 114.9 Longitude of ascending node (degrees)
T: 2021.100 Epoch of periastron passage (year)
e: 0.602 Eccentricity
ω: 184.6 Longitude of periastron (degrees)
Start-Year: 1990.3 Year
End-Year: 2059.7 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for COU1607
Position: 183933.03+405606.2 Epoch-2000 right ascension and declination
WDS-ID: 18396+4056 WDS designation
Discoverer Code: COU1607 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 172671 HD catalog number
Hipparcos number: 91491 Hipparcos catalog number
V1: 6.47 Magnitude of the primary
V2: 7.99 Magnitude of the secondary
Equinox: Equinox
Date: Date of last observation
Orbit grade: 4 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: Flags
Ephemerides: Ephemerides
Code: BAE2021 Reference

Double Star Orbit for COU1607



WDS 6th Orbit including measures of COU1607

-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --


Legend:
Green plus signs:Visual (micrometric) measures
Violet asterisks:Photographic measures
Blue symbols:Various interferometric techniques
Dot-dash line:Indicates the line of nodes

Ephemeris of COU1607
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.013    97.89
--------------------------
1990.30    0.175   115.46
1990.40    0.174   115.47
1990.50    0.174   115.48
1990.60    0.174   115.49
1990.70    0.174   115.49
1990.80    0.174   115.50
1990.90    0.173   115.51
1991.00    0.173   115.52
1991.10    0.173   115.53
1991.20    0.173   115.54
1991.30    0.173   115.55
1991.40    0.172   115.56
1991.50    0.172   115.56
1991.60    0.172   115.57
1991.70    0.172   115.58
1991.80    0.171   115.59
1991.90    0.171   115.60
1992.00    0.171   115.61
1992.10    0.171   115.62
1992.20    0.171   115.63
1992.30    0.170   115.64
1992.40    0.170   115.65
1992.50    0.170   115.65
1992.60    0.169   115.66
1992.70    0.169   115.67
1992.80    0.169   115.68
1992.90    0.169   115.69
1993.00    0.168   115.70
1993.10    0.168   115.71
1993.20    0.168   115.72
1993.30    0.168   115.73
1993.40    0.167   115.74
1993.50    0.167   115.75
1993.60    0.167   115.76
1993.70    0.166   115.77
1993.80    0.166   115.78
1993.90    0.166   115.79
1994.00    0.165   115.80
1994.10    0.165   115.80
1994.20    0.165   115.81
1994.30    0.165   115.82
1994.40    0.164   115.83
1994.50    0.164   115.84
1994.60    0.164   115.85
1994.70    0.163   115.86
1994.80    0.163   115.87
1994.90    0.163   115.88
1995.00    0.162   115.89
1995.10    0.162   115.90
1995.20    0.161   115.91
1995.30    0.161   115.92
1995.40    0.161   115.93
1995.50    0.160   115.94
1995.60    0.160   115.95
1995.70    0.160   115.96
1995.80    0.159   115.97
1995.90    0.159   115.98
1996.00    0.158   116.00
1996.10    0.158   116.01
1996.20    0.158   116.02
1996.30    0.157   116.03
1996.40    0.157   116.04
1996.50    0.156   116.05
1996.60    0.156   116.06
1996.70    0.156   116.07
1996.80    0.155   116.08
1996.90    0.155   116.09
1997.00    0.154   116.10
1997.10    0.154   116.11
1997.20    0.154   116.12
1997.30    0.153   116.14
1997.40    0.153   116.15
1997.50    0.152   116.16
1997.60    0.152   116.17
1997.70    0.151   116.18
1997.80    0.151   116.19
1997.90    0.150   116.20
1998.00    0.150   116.22
1998.10    0.150   116.23
1998.20    0.149   116.24
1998.30    0.149   116.25
1998.40    0.148   116.26
1998.50    0.148   116.28
1998.60    0.147   116.29
1998.70    0.147   116.30
1998.80    0.146   116.31
1998.90    0.146   116.32
1999.00    0.145   116.34
1999.10    0.145   116.35
1999.20    0.144   116.36
1999.30    0.144   116.37
1999.40    0.143   116.39
1999.50    0.143   116.40
1999.60    0.142   116.41
1999.70    0.142   116.43
1999.80    0.141   116.44
1999.90    0.140   116.45
2000.00    0.140   116.47
2000.10    0.139   116.48
2000.20    0.139   116.49
2000.30    0.138   116.51
2000.40    0.138   116.52
2000.50    0.137   116.53
2000.60    0.137   116.55
2000.70    0.136   116.56
2000.80    0.135   116.58
2000.90    0.135   116.59
2001.00    0.134   116.61
2001.10    0.134   116.62
2001.20    0.133   116.64
2001.30    0.133   116.65
2001.40    0.132   116.67
2001.50    0.131   116.68
2001.60    0.131   116.70
2001.70    0.130   116.71
2001.80    0.130   116.73
2001.90    0.129   116.74
2002.00    0.128   116.76
2002.10    0.128   116.77
2002.20    0.127   116.79
2002.30    0.126   116.81
2002.40    0.126   116.82
2002.50    0.125   116.84
2002.60    0.124   116.86
2002.70    0.124   116.87
2002.80    0.123   116.89
2002.90    0.123   116.91
2003.00    0.122   116.93
2003.10    0.121   116.94
2003.20    0.120   116.96
2003.30    0.120   116.98
2003.40    0.119   117.00
2003.50    0.118   117.02
2003.60    0.118   117.04
2003.70    0.117   117.06
2003.80    0.116   117.07
2003.90    0.116   117.09
2004.00    0.115   117.11
2004.10    0.114   117.13
2004.20    0.114   117.15
2004.30    0.113   117.17
2004.40    0.112   117.20
2004.50    0.111   117.22
2004.60    0.111   117.24
2004.70    0.110   117.26
2004.80    0.109   117.28
2004.90    0.108   117.30
2005.00    0.108   117.33
2005.10    0.107   117.35
2005.20    0.106   117.37
2005.30    0.105   117.40
2005.40    0.105   117.42
2005.50    0.104   117.44
2005.60    0.103   117.47
2005.70    0.102   117.49
2005.80    0.101   117.52
2005.90    0.101   117.54
2006.00    0.100   117.57
2006.10    0.099   117.60
2006.20    0.098   117.62
2006.30    0.097   117.65
2006.40    0.097   117.68
2006.50    0.096   117.71
2006.60    0.095   117.74
2006.70    0.094   117.77
2006.80    0.093   117.80
2006.90    0.093   117.83
2007.00    0.092   117.86
2007.10    0.091   117.89
2007.20    0.090   117.92
2007.30    0.089   117.95
2007.40    0.088   117.99
2007.50    0.087   118.02
2007.60    0.087   118.06
2007.70    0.086   118.09
2007.80    0.085   118.13
2007.90    0.084   118.16
2008.00    0.083   118.20
2008.10    0.082   118.24
2008.20    0.081   118.28
2008.30    0.080   118.32
2008.40    0.079   118.36
2008.50    0.078   118.40
2008.60    0.078   118.45
2008.70    0.077   118.49
2008.80    0.076   118.54
2008.90    0.075   118.58
2009.00    0.074   118.63
2009.10    0.073   118.68
2009.20    0.072   118.73
2009.30    0.071   118.78
2009.40    0.070   118.83
2009.50    0.069   118.89
2009.60    0.068   118.94
2009.70    0.067   119.00
2009.80    0.066   119.06
2009.90    0.065   119.12
2010.00    0.064   119.18
2010.10    0.063   119.25
2010.20    0.062   119.32
2010.30    0.061   119.38
2010.40    0.060   119.46
2010.50    0.059   119.53
2010.60    0.058   119.61
2010.70    0.057   119.69
2010.80    0.056   119.77
2010.90    0.055   119.85
2011.00    0.054   119.94
2011.10    0.053   120.03
2011.20    0.052   120.13
2011.30    0.051   120.23
2011.40    0.050   120.33
2011.50    0.049   120.44
2011.60    0.048   120.55
2011.70    0.047   120.67
2011.80    0.046   120.79
2011.90    0.045   120.92
2012.00    0.043   121.06
2012.10    0.042   121.20
2012.20    0.041   121.35
2012.30    0.040   121.51
2012.40    0.039   121.67
2012.50    0.038   121.85
2012.60    0.037   122.04
2012.70    0.036   122.24
2012.80    0.035   122.45
2012.90    0.034   122.68
2013.00    0.032   122.92
2013.10    0.031   123.18
2013.20    0.030   123.45
2013.30    0.029   123.75
2013.40    0.028   124.08
2013.50    0.027   124.43
2013.60    0.026   124.81
2013.70    0.024   125.23
2013.80    0.023   125.69
2013.90    0.022   126.20
2014.00    0.021   126.77
2014.10    0.020   127.40
2014.20    0.019   128.10
2014.30    0.018   128.90
2014.40    0.016   129.81
2014.50    0.015   130.86
2014.60    0.014   132.09
2014.70    0.013   133.52
2014.80    0.012   135.24
2014.90    0.011   137.32
2015.00    0.010   139.88
2015.10    0.008   143.11
2015.20    0.007   147.28
2015.30    0.006   152.78
2015.40    0.006   160.22
2015.50    0.005   170.43
2015.60    0.004   184.16
2015.70    0.004   201.19
2015.80    0.004   219.23
2015.90    0.004   235.13
2016.00    0.005   247.42
2016.10    0.006   256.44
2016.20    0.007   263.04
2016.30    0.008   267.96
2016.40    0.009   271.72
2016.50    0.010   274.66
2016.60    0.011   277.03
2016.70    0.012   278.95
2016.80    0.013   280.56
2016.90    0.015   281.91
2017.00    0.016   283.07
2017.10    0.017   284.07
2017.20    0.018   284.94
2017.30    0.019   285.71
2017.40    0.020   286.39
2017.50    0.021   287.01
2017.60    0.022   287.56
2017.70    0.024   288.06
2017.80    0.025   288.51
2017.90    0.026   288.93
2018.00    0.027   289.31
2018.10    0.028   289.66
2018.20    0.029   289.99
2018.30    0.030   290.30
2018.40    0.031   290.58
2018.50    0.032   290.85
2018.60    0.033   291.11
2018.70    0.034   291.34
2018.80    0.035   291.57
2018.90    0.035   291.78
2019.00    0.036   291.99
2019.10    0.037   292.18
2019.20    0.038   292.37
2019.30    0.039   292.55
2019.40    0.039   292.72
2019.50    0.040   292.89
2019.60    0.041   293.05
2019.70    0.041   293.21
2019.80    0.042   293.36
2019.90    0.042   293.51
2020.00    0.043   293.65
2020.10    0.043   293.79
2020.20    0.044   293.93
2020.30    0.044   294.07
2020.40    0.044   294.21
2020.50    0.044   294.34
2020.60    0.045   294.47
2020.70    0.045   294.60
2020.80    0.045   294.74
2020.90    0.045   294.87
2021.00    0.045   295.00
2021.10    0.044   295.13
2021.20    0.044   295.27
2021.30    0.044   295.40
2021.40    0.044   295.54
2021.50    0.043   295.68
2021.60    0.043   295.82
2021.70    0.042   295.96
2021.80    0.042   296.11
2021.90    0.041   296.26
2022.00    0.041   296.42
2022.10    0.040   296.58
2022.20    0.039   296.75
2022.30    0.039   296.92
2022.40    0.038   297.10
2022.50    0.037   297.29
2022.60    0.036   297.49
2022.70    0.035   297.69
2022.80    0.034   297.91
2022.90    0.033   298.15
2023.00    0.032   298.39
2023.10    0.031   298.65
2023.20    0.030   298.94
2023.30    0.029   299.24
2023.40    0.028   299.56
2023.50    0.027   299.92
2023.60    0.026   300.31
2023.70    0.024   300.73
2023.80    0.023   301.19
2023.90    0.022   301.71
2024.00    0.021   302.29
2024.10    0.019   302.94
2024.20    0.018   303.68
2024.30    0.017   304.53
2024.40    0.016   305.51
2024.50    0.014   306.66
2024.60    0.013   308.04
2024.70    0.012   309.69
2024.80    0.011   311.74
2024.90    0.009   314.32
2025.00    0.008   317.67
2025.10    0.007   322.15
2025.20    0.006   328.37
2025.30    0.005   337.30
2025.40    0.004   350.38
2025.50    0.004     8.71
2025.60    0.003    30.50
2025.70    0.004    50.44
2025.80    0.005    65.26
2025.90    0.006    75.43
2026.00    0.007    82.44
2026.10    0.008    87.42
2026.20    0.009    91.10
2026.30    0.010    93.91
2026.40    0.012    96.11
2026.50    0.013    97.89
2026.60    0.014    99.34
2026.70    0.015   100.55
2026.80    0.017   101.58
2026.90    0.018   102.46
2027.00    0.019   103.23
2027.10    0.020   103.90
2027.20    0.022   104.49
2027.30    0.023   105.02
2027.40    0.024   105.49
2027.50    0.026   105.91
2027.60    0.027   106.30
2027.70    0.028   106.65
2027.80    0.029   106.97
2027.90    0.031   107.26
2028.00    0.032   107.53
2028.10    0.033   107.78
2028.20    0.034   108.02
2028.30    0.035   108.23
2028.40    0.037   108.44
2028.50    0.038   108.63
2028.60    0.039   108.80
2028.70    0.040   108.97
2028.80    0.041   109.13
2028.90    0.043   109.28
2029.00    0.044   109.42
2029.10    0.045   109.55
2029.20    0.046   109.68
2029.30    0.047   109.80
2029.40    0.049   109.91
2029.50    0.050   110.02
2029.60    0.051   110.12
2029.70    0.052   110.22
2029.80    0.053   110.32
2029.90    0.054   110.41
2030.00    0.055   110.50
2030.10    0.056   110.58
2030.20    0.058   110.66
2030.30    0.059   110.74
2030.40    0.060   110.82
2030.50    0.061   110.89
2030.60    0.062   110.96
2030.70    0.063   111.02
2030.80    0.064   111.09
2030.90    0.065   111.15
2031.00    0.066   111.21
2031.10    0.067   111.27
2031.20    0.068   111.33
2031.30    0.069   111.39
2031.40    0.070   111.44
2031.50    0.071   111.49
2031.60    0.072   111.54
2031.70    0.073   111.59
2031.80    0.074   111.64
2031.90    0.075   111.69
2032.00    0.076   111.73
2032.10    0.077   111.78
2032.20    0.078   111.82
2032.30    0.079   111.86
2032.40    0.080   111.90
2032.50    0.081   111.94
2032.60    0.082   111.98
2032.70    0.083   112.02
2032.80    0.084   112.06
2032.90    0.085   112.09
2033.00    0.086   112.13
2033.10    0.087   112.17
2033.20    0.088   112.20
2033.30    0.089   112.23
2033.40    0.090   112.27
2033.50    0.091   112.30
2033.60    0.092   112.33
2033.70    0.093   112.36
2033.80    0.093   112.39
2033.90    0.094   112.42
2034.00    0.095   112.45
2034.10    0.096   112.48
2034.20    0.097   112.51
2034.30    0.098   112.53
2034.40    0.099   112.56
2034.50    0.100   112.59
2034.60    0.100   112.62
2034.70    0.101   112.64
2034.80    0.102   112.67
2034.90    0.103   112.69
2035.00    0.104   112.72
2035.10    0.105   112.74
2035.20    0.105   112.76
2035.30    0.106   112.79
2035.40    0.107   112.81
2035.50    0.108   112.83
2035.60    0.109   112.86
2035.70    0.109   112.88
2035.80    0.110   112.90
2035.90    0.111   112.92
2036.00    0.112   112.94
2036.10    0.113   112.96
2036.20    0.113   112.98
2036.30    0.114   113.00
2036.40    0.115   113.02
2036.50    0.116   113.04
2036.60    0.116   113.06
2036.70    0.117   113.08
2036.80    0.118   113.10
2036.90    0.118   113.12
2037.00    0.119   113.14
2037.10    0.120   113.16
2037.20    0.121   113.18
2037.30    0.121   113.19
2037.40    0.122   113.21
2037.50    0.123   113.23
2037.60    0.123   113.25
2037.70    0.124   113.26
2037.80    0.125   113.28
2037.90    0.125   113.30
2038.00    0.126   113.31
2038.10    0.127   113.33
2038.20    0.127   113.35
2038.30    0.128   113.36
2038.40    0.129   113.38
2038.50    0.129   113.39
2038.60    0.130   113.41
2038.70    0.131   113.43
2038.80    0.131   113.44
2038.90    0.132   113.46
2039.00    0.133   113.47
2039.10    0.133   113.49
2039.20    0.134   113.50
2039.30    0.134   113.52
2039.40    0.135   113.53
2039.50    0.136   113.54
2039.60    0.136   113.56
2039.70    0.137   113.57
2039.80    0.137   113.59
2039.90    0.138   113.60
2040.00    0.139   113.61
2040.10    0.139   113.63
2040.20    0.140   113.64
2040.30    0.140   113.65
2040.40    0.141   113.67
2040.50    0.141   113.68
2040.60    0.142   113.69
2040.70    0.143   113.71
2040.80    0.143   113.72
2040.90    0.144   113.73
2041.00    0.144   113.75
2041.10    0.145   113.76
2041.20    0.145   113.77
2041.30    0.146   113.78
2041.40    0.146   113.80
2041.50    0.147   113.81
2041.60    0.147   113.82
2041.70    0.148   113.83
2041.80    0.148   113.84
2041.90    0.149   113.86
2042.00    0.149   113.87
2042.10    0.150   113.88
2042.20    0.150   113.89
2042.30    0.151   113.90
2042.40    0.151   113.91
2042.50    0.152   113.93
2042.60    0.152   113.94
2042.70    0.153   113.95
2042.80    0.153   113.96
2042.90    0.153   113.97
2043.00    0.154   113.98
2043.10    0.154   113.99
2043.20    0.155   114.00
2043.30    0.155   114.02
2043.40    0.156   114.03
2043.50    0.156   114.04
2043.60    0.156   114.05
2043.70    0.157   114.06
2043.80    0.157   114.07
2043.90    0.158   114.08
2044.00    0.158   114.09
2044.10    0.159   114.10
2044.20    0.159   114.11
2044.30    0.159   114.12
2044.40    0.160   114.13
2044.50    0.160   114.14
2044.60    0.160   114.15
2044.70    0.161   114.16
2044.80    0.161   114.17
2044.90    0.162   114.18
2045.00    0.162   114.19
2045.10    0.162   114.20
2045.20    0.163   114.21
2045.30    0.163   114.22
2045.40    0.163   114.23
2045.50    0.164   114.24
2045.60    0.164   114.25
2045.70    0.164   114.26
2045.80    0.165   114.27
2045.90    0.165   114.28
2046.00    0.165   114.29
2046.10    0.166   114.30
2046.20    0.166   114.31
2046.30    0.166   114.32
2046.40    0.167   114.33
2046.50    0.167   114.34
2046.60    0.167   114.35
2046.70    0.168   114.36
2046.80    0.168   114.37
2046.90    0.168   114.38
2047.00    0.168   114.39
2047.10    0.169   114.39
2047.20    0.169   114.40
2047.30    0.169   114.41
2047.40    0.169   114.42
2047.50    0.170   114.43
2047.60    0.170   114.44
2047.70    0.170   114.45
2047.80    0.171   114.46
2047.90    0.171   114.47
2048.00    0.171   114.48
2048.10    0.171   114.49
2048.20    0.171   114.49
2048.30    0.172   114.50
2048.40    0.172   114.51
2048.50    0.172   114.52
2048.60    0.172   114.53
2048.70    0.173   114.54
2048.80    0.173   114.55
2048.90    0.173   114.56
2049.00    0.173   114.57
2049.10    0.173   114.57
2049.20    0.174   114.58
2049.30    0.174   114.59
2049.40    0.174   114.60
2049.50    0.174   114.61
2049.60    0.174   114.62
2049.70    0.175   114.63
2049.80    0.175   114.63
2049.90    0.175   114.64
2050.00    0.175   114.65
2050.10    0.175   114.66
2050.20    0.175   114.67
2050.30    0.176   114.68
2050.40    0.176   114.69
2050.50    0.176   114.69
2050.60    0.176   114.70
2050.70    0.176   114.71
2050.80    0.176   114.72
2050.90    0.177   114.73
2051.00    0.177   114.74
2051.10    0.177   114.75
2051.20    0.177   114.75
2051.30    0.177   114.76
2051.40    0.177   114.77
2051.50    0.177   114.78
2051.60    0.177   114.79
2051.70    0.177   114.80
2051.80    0.178   114.80
2051.90    0.178   114.81
2052.00    0.178   114.82
2052.10    0.178   114.83
2052.20    0.178   114.84
2052.30    0.178   114.85
2052.40    0.178   114.85
2052.50    0.178   114.86
2052.60    0.178   114.87
2052.70    0.178   114.88
2052.80    0.178   114.89
2052.90    0.179   114.90
2053.00    0.179   114.90
2053.10    0.179   114.91
2053.20    0.179   114.92
2053.30    0.179   114.93
2053.40    0.179   114.94
2053.50    0.179   114.94
2053.60    0.179   114.95
2053.70    0.179   114.96
2053.80    0.179   114.97
2053.90    0.179   114.98
2054.00    0.179   114.99
2054.10    0.179   114.99
2054.20    0.179   115.00
2054.30    0.179   115.01
2054.40    0.179   115.02
2054.50    0.179   115.03
2054.60    0.179   115.03
2054.70    0.179   115.04
2054.80    0.179   115.05
2054.90    0.179   115.06
2055.00    0.179   115.07
2055.10    0.179   115.08
2055.20    0.179   115.08
2055.30    0.179   115.09
2055.40    0.179   115.10
2055.50    0.179   115.11
2055.60    0.179   115.12
2055.70    0.179   115.13
2055.80    0.179   115.13
2055.90    0.179   115.14
2056.00    0.179   115.15
2056.10    0.179   115.16
2056.20    0.179   115.17
2056.30    0.179   115.17
2056.40    0.179   115.18
2056.50    0.178   115.19
2056.60    0.178   115.20
2056.70    0.178   115.21
2056.80    0.178   115.22
2056.90    0.178   115.22
2057.00    0.178   115.23
2057.10    0.178   115.24
2057.20    0.178   115.25
2057.30    0.178   115.26
2057.40    0.178   115.27
2057.50    0.178   115.27
2057.60    0.178   115.28
2057.70    0.177   115.29
2057.80    0.177   115.30
2057.90    0.177   115.31
2058.00    0.177   115.32
2058.10    0.177   115.32
2058.20    0.177   115.33
2058.30    0.177   115.34
2058.40    0.177   115.35
2058.50    0.176   115.36
2058.60    0.176   115.37
2058.70    0.176   115.37
2058.80    0.176   115.38
2058.90    0.176   115.39
2059.00    0.176   115.40
2059.10    0.176   115.41
2059.20    0.175   115.42
2059.30    0.175   115.43
2059.40    0.175   115.43
2059.50    0.175   115.44
2059.60    0.175   115.45






Disclaimer
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.


Acknowledgements
The Double Star Calculator - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory.


Report Information
Double Star Calculator: Version 1.2 ($Rev: 2397 $)
Report created: 2026-06-25 17:53:41



www.stella-vega.de