Double Star Calculator - Orbit

Orbital Elements for HDS1852

WDS:	HDS1852	WDS ID/Discoverer
P:	25.800	Orbital period (years)
a:	0.151	Semi-major axis (arcseconds)
i:	57.7	Inclination (degrees)
Ω:	140.7	Longitude of ascending node (degrees)
T:	2001.340	Epoch of periastron passage (year)
e:	0.24	Eccentricity
ω:	182.5	Longitude of periastron (degrees)
Start-Year:	2012.1	Year
End-Year:	2037.9	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HDS1852
Position:	131341.14-624738.2	Epoch-2000 right ascension and declination
WDS-ID:	13137-6248	WDS designation
Discoverer Code:	HDS1852	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	64537	Hipparcos catalog number
V1:	9.80	Magnitude of the primary
V2:	10.36	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2020	Date of last observation
Orbit grade:	3	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:		Flags
Ephemerides:		Ephemerides
Code:	Tok2020g	Reference

Double Star Orbit for HDS1852

WDS 6th Orbit including measures of HDS1852

-- 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 HDS1852

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.114   313.98
--------------------------
2012.10    0.179   131.67
2012.20    0.179   132.18
2012.30    0.180   132.69
2012.40    0.181   133.20
2012.50    0.182   133.70
2012.60    0.182   134.20
2012.70    0.183   134.69
2012.80    0.184   135.18
2012.90    0.184   135.67
2013.00    0.185   136.15
2013.10    0.185   136.64
2013.20    0.186   137.12
2013.30    0.186   137.59
2013.40    0.186   138.07
2013.50    0.187   138.55
2013.60    0.187   139.02
2013.70    0.187   139.49
2013.80    0.187   139.96
2013.90    0.187   140.43
2014.00    0.187   140.91
2014.10    0.187   141.38
2014.20    0.187   141.85
2014.30    0.187   142.32
2014.40    0.187   142.79
2014.50    0.187   143.26
2014.60    0.186   143.74
2014.70    0.186   144.21
2014.80    0.186   144.69
2014.90    0.186   145.17
2015.00    0.185   145.65
2015.10    0.185   146.13
2015.20    0.184   146.62
2015.30    0.184   147.11
2015.40    0.183   147.60
2015.50    0.182   148.09
2015.60    0.182   148.59
2015.70    0.181   149.09
2015.80    0.180   149.60
2015.90    0.179   150.11
2016.00    0.179   150.62
2016.10    0.178   151.14
2016.20    0.177   151.67
2016.30    0.176   152.20
2016.40    0.175   152.74
2016.50    0.174   153.28
2016.60    0.173   153.83
2016.70    0.171   154.39
2016.80    0.170   154.95
2016.90    0.169   155.53
2017.00    0.168   156.11
2017.10    0.166   156.70
2017.20    0.165   157.30
2017.30    0.164   157.91
2017.40    0.162   158.53
2017.50    0.161   159.17
2017.60    0.159   159.81
2017.70    0.158   160.47
2017.80    0.156   161.14
2017.90    0.155   161.82
2018.00    0.153   162.52
2018.10    0.151   163.23
2018.20    0.150   163.96
2018.30    0.148   164.70
2018.40    0.146   165.47
2018.50    0.144   166.25
2018.60    0.143   167.05
2018.70    0.141   167.88
2018.80    0.139   168.72
2018.90    0.137   169.59
2019.00    0.135   170.48
2019.10    0.133   171.40
2019.20    0.131   172.34
2019.30    0.129   173.32
2019.40    0.127   174.32
2019.50    0.125   175.36
2019.60    0.123   176.43
2019.70    0.121   177.54
2019.80    0.119   178.68
2019.90    0.117   179.86
2020.00    0.115   181.09
2020.10    0.113   182.36
2020.20    0.111   183.67
2020.30    0.109   185.03
2020.40    0.107   186.45
2020.50    0.105   187.92
2020.60    0.103   189.44
2020.70    0.101   191.03
2020.80    0.099   192.67
2020.90    0.097   194.38
2021.00    0.095   196.16
2021.10    0.094   198.00
2021.20    0.092   199.92
2021.30    0.090   201.91
2021.40    0.089   203.97
2021.50    0.087   206.11
2021.60    0.086   208.33
2021.70    0.084   210.62
2021.80    0.083   212.98
2021.90    0.082   215.42
2022.00    0.081   217.93
2022.10    0.080   220.51
2022.20    0.079   223.14
2022.30    0.078   225.84
2022.40    0.077   228.58
2022.50    0.077   231.37
2022.60    0.076   234.18
2022.70    0.076   237.03
2022.80    0.076   239.88
2022.90    0.076   242.74
2023.00    0.076   245.60
2023.10    0.076   248.43
2023.20    0.077   251.25
2023.30    0.077   254.03
2023.40    0.078   256.77
2023.50    0.079   259.46
2023.60    0.080   262.09
2023.70    0.081   264.67
2023.80    0.082   267.18
2023.90    0.083   269.63
2024.00    0.084   272.01
2024.10    0.085   274.32
2024.20    0.086   276.56
2024.30    0.088   278.74
2024.40    0.089   280.85
2024.50    0.091   282.89
2024.60    0.092   284.87
2024.70    0.094   286.78
2024.80    0.095   288.64
2024.90    0.096   290.45
2025.00    0.098   292.20
2025.10    0.099   293.89
2025.20    0.101   295.55
2025.30    0.102   297.15
2025.40    0.103   298.72
2025.50    0.105   300.25
2025.60    0.106   301.74
2025.70    0.107   303.19
2025.80    0.108   304.62
2025.90    0.109   306.02
2026.00    0.110   307.40
2026.10    0.111   308.75
2026.20    0.112   310.08
2026.30    0.112   311.39
2026.40    0.113   312.69
2026.50    0.114   313.98
2026.60    0.114   315.25
2026.70    0.114   316.52
2026.80    0.115   317.77
2026.90    0.115   319.03
2027.00    0.115   320.28
2027.10    0.115   321.53
2027.20    0.115   322.79
2027.30    0.114   324.05
2027.40    0.114   325.32
2027.50    0.114   326.59
2027.60    0.113   327.88
2027.70    0.112   329.18
2027.80    0.112   330.50
2027.90    0.111   331.83
2028.00    0.110   333.19
2028.10    0.109   334.57
2028.20    0.108   335.97
2028.30    0.107   337.41
2028.40    0.105   338.87
2028.50    0.104   340.37
2028.60    0.103   341.91
2028.70    0.102   343.49
2028.80    0.100   345.11
2028.90    0.099   346.78
2029.00    0.097   348.51
2029.10    0.096   350.28
2029.20    0.094   352.11
2029.30    0.093   354.00
2029.40    0.091   355.95
2029.50    0.090   357.98
2029.60    0.088     0.06
2029.70    0.087     2.22
2029.80    0.085     4.46
2029.90    0.084     6.76
2030.00    0.083     9.15
2030.10    0.081    11.60
2030.20    0.080    14.14
2030.30    0.079    16.74
2030.40    0.078    19.42
2030.50    0.077    22.16
2030.60    0.076    24.96
2030.70    0.076    27.81
2030.80    0.075    30.71
2030.90    0.075    33.64
2031.00    0.075    36.60
2031.10    0.074    39.57
2031.20    0.074    42.55
2031.30    0.075    45.52
2031.40    0.075    48.48
2031.50    0.075    51.40
2031.60    0.076    54.28
2031.70    0.077    57.12
2031.80    0.078    59.90
2031.90    0.079    62.61
2032.00    0.080    65.25
2032.10    0.081    67.81
2032.20    0.082    70.30
2032.30    0.084    72.71
2032.40    0.085    75.03
2032.50    0.087    77.27
2032.60    0.088    79.43
2032.70    0.090    81.51
2032.80    0.092    83.50
2032.90    0.094    85.42
2033.00    0.096    87.27
2033.10    0.097    89.04
2033.20    0.099    90.75
2033.30    0.101    92.38
2033.40    0.103    93.96
2033.50    0.106    95.47
2033.60    0.108    96.92
2033.70    0.110    98.32
2033.80    0.112    99.67
2033.90    0.114   100.97
2034.00    0.116   102.22
2034.10    0.118   103.42
2034.20    0.120   104.59
2034.30    0.122   105.71
2034.40    0.124   106.80
2034.50    0.126   107.85
2034.60    0.128   108.87
2034.70    0.130   109.86
2034.80    0.132   110.81
2034.90    0.134   111.74
2035.00    0.136   112.64
2035.10    0.138   113.52
2035.20    0.140   114.37
2035.30    0.142   115.20
2035.40    0.144   116.01
2035.50    0.146   116.79
2035.60    0.148   117.56
2035.70    0.149   118.31
2035.80    0.151   119.04
2035.90    0.153   119.76
2036.00    0.154   120.46
2036.10    0.156   121.14
2036.20    0.158   121.82
2036.30    0.159   122.47
2036.40    0.161   123.12
2036.50    0.162   123.75
2036.60    0.164   124.37
2036.70    0.165   124.99
2036.80    0.166   125.59
2036.90    0.168   126.18
2037.00    0.169   126.76
2037.10    0.170   127.33
2037.20    0.171   127.90
2037.30    0.173   128.46
2037.40    0.174   129.01
2037.50    0.175   129.55
2037.60    0.176   130.09
2037.70    0.177   130.62
2037.80    0.178   131.15
2037.90    0.179   131.67

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 16:53:43