Double Star Calculator - Orbit

Orbital Elements for HDS552

WDS:	HDS552	WDS ID/Discoverer
P:	28.313	Orbital period (years)
a:	0.143	Semi-major axis (arcseconds)
i:	110.6	Inclination (degrees)
Ω:	122.8	Longitude of ascending node (degrees)
T:	2024.016	Epoch of periastron passage (year)
e:	0.585	Eccentricity
ω:	289.4	Longitude of periastron (degrees)
Start-Year:	2010.8435	Year
End-Year:	2039.1565	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HDS552
Position:	041930.24+375954.3	Epoch-2000 right ascension and declination
WDS-ID:	04195+3800	WDS designation
Discoverer Code:	HDS552	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	27214	HD catalog number
Hipparcos number:	20176	Hipparcos catalog number
V1:	7.57	Magnitude of the primary
V2:	8.82	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2012	Date of last observation
Orbit grade:	3	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Doc2017i	Reference

Double Star Orbit for HDS552

WDS 6th Orbit including measures of HDS552

-- 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 HDS552

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.092   112.52
--------------------------
2010.84    0.116   341.85
2010.94    0.117   341.30
2011.04    0.118   340.76
2011.14    0.119   340.23
2011.24    0.119   339.70
2011.34    0.120   339.18
2011.44    0.121   338.68
2011.54    0.122   338.18
2011.64    0.123   337.68
2011.74    0.124   337.20
2011.84    0.125   336.72
2011.94    0.126   336.24
2012.04    0.127   335.78
2012.14    0.127   335.32
2012.24    0.128   334.86
2012.34    0.129   334.41
2012.44    0.130   333.97
2012.54    0.131   333.54
2012.64    0.132   333.10
2012.74    0.132   332.68
2012.84    0.133   332.26
2012.94    0.134   331.84
2013.04    0.135   331.43
2013.14    0.135   331.02
2013.24    0.136   330.62
2013.34    0.137   330.22
2013.44    0.138   329.83
2013.54    0.138   329.44
2013.64    0.139   329.06
2013.74    0.140   328.67
2013.84    0.140   328.30
2013.94    0.141   327.92
2014.04    0.142   327.55
2014.14    0.142   327.18
2014.24    0.143   326.82
2014.34    0.144   326.46
2014.44    0.144   326.10
2014.54    0.145   325.74
2014.64    0.145   325.39
2014.74    0.146   325.04
2014.84    0.146   324.69
2014.94    0.147   324.34
2015.04    0.147   324.00
2015.14    0.148   323.66
2015.24    0.148   323.32
2015.34    0.148   322.98
2015.44    0.149   322.64
2015.54    0.149   322.31
2015.64    0.149   321.98
2015.74    0.150   321.64
2015.84    0.150   321.31
2015.94    0.150   320.98
2016.04    0.151   320.66
2016.14    0.151   320.33
2016.24    0.151   320.00
2016.34    0.151   319.68
2016.44    0.151   319.35
2016.54    0.151   319.03
2016.64    0.151   318.71
2016.74    0.152   318.38
2016.84    0.152   318.06
2016.94    0.152   317.74
2017.04    0.152   317.42
2017.14    0.151   317.09
2017.24    0.151   316.77
2017.34    0.151   316.44
2017.44    0.151   316.12
2017.54    0.151   315.79
2017.64    0.151   315.47
2017.74    0.150   315.14
2017.84    0.150   314.81
2017.94    0.150   314.48
2018.04    0.149   314.15
2018.14    0.149   313.82
2018.24    0.149   313.48
2018.34    0.148   313.14
2018.44    0.147   312.80
2018.54    0.147   312.46
2018.64    0.146   312.12
2018.74    0.146   311.77
2018.84    0.145   311.42
2018.94    0.144   311.06
2019.04    0.143   310.70
2019.14    0.142   310.34
2019.24    0.141   309.97
2019.34    0.140   309.60
2019.44    0.139   309.22
2019.54    0.138   308.83
2019.64    0.137   308.44
2019.74    0.136   308.04
2019.84    0.135   307.64
2019.94    0.133   307.22
2020.04    0.132   306.80
2020.14    0.130   306.37
2020.24    0.129   305.92
2020.34    0.127   305.47
2020.44    0.125   305.00
2020.54    0.123   304.52
2020.64    0.122   304.03
2020.74    0.120   303.52
2020.84    0.118   302.99
2020.94    0.115   302.45
2021.04    0.113   301.88
2021.14    0.111   301.28
2021.24    0.108   300.66
2021.34    0.106   300.02
2021.44    0.103   299.33
2021.54    0.100   298.61
2021.64    0.097   297.85
2021.74    0.094   297.04
2021.84    0.091   296.17
2021.94    0.088   295.24
2022.04    0.084   294.24
2022.14    0.081   293.15
2022.24    0.077   291.95
2022.34    0.073   290.63
2022.44    0.069   289.16
2022.54    0.065   287.51
2022.64    0.061   285.63
2022.74    0.056   283.47
2022.84    0.052   280.93
2022.94    0.047   277.92
2023.04    0.043   274.27
2023.14    0.038   269.74
2023.24    0.034   264.03
2023.34    0.030   256.67
2023.44    0.026   247.09
2023.54    0.023   234.80
2023.64    0.022   219.88
2023.74    0.021   203.65
2023.84    0.023   188.29
2023.94    0.025   175.39
2024.04    0.029   165.24
2024.14    0.033   157.41
2024.24    0.037   151.31
2024.34    0.041   146.48
2024.44    0.046   142.56
2024.54    0.050   139.31
2024.64    0.054   136.55
2024.74    0.058   134.17
2024.84    0.061   132.08
2024.94    0.065   130.21
2025.04    0.068   128.53
2025.14    0.071   126.99
2025.24    0.074   125.57
2025.34    0.076   124.24
2025.44    0.078   123.00
2025.54    0.080   121.82
2025.64    0.082   120.71
2025.74    0.084   119.64
2025.84    0.086   118.61
2025.94    0.087   117.61
2026.04    0.088   116.65
2026.14    0.089   115.71
2026.24    0.090   114.79
2026.34    0.091   113.89
2026.44    0.092   113.01
2026.54    0.093   112.14
2026.64    0.093   111.28
2026.74    0.094   110.43
2026.84    0.094   109.59
2026.94    0.094   108.75
2027.04    0.094   107.91
2027.14    0.095   107.08
2027.24    0.095   106.25
2027.34    0.095   105.42
2027.44    0.095   104.59
2027.54    0.094   103.76
2027.64    0.094   102.93
2027.74    0.094   102.09
2027.84    0.094   101.25
2027.94    0.093   100.41
2028.04    0.093    99.55
2028.14    0.093    98.70
2028.24    0.092    97.83
2028.34    0.092    96.96
2028.44    0.092    96.08
2028.54    0.091    95.19
2028.64    0.091    94.29
2028.74    0.090    93.38
2028.84    0.090    92.46
2028.94    0.089    91.53
2029.04    0.088    90.58
2029.14    0.088    89.63
2029.24    0.087    88.66
2029.34    0.087    87.68
2029.44    0.086    86.69
2029.54    0.086    85.68
2029.64    0.085    84.66
2029.74    0.084    83.62
2029.84    0.084    82.57
2029.94    0.083    81.50
2030.04    0.083    80.42
2030.14    0.082    79.32
2030.24    0.081    78.21
2030.34    0.081    77.08
2030.44    0.080    75.94
2030.54    0.080    74.78
2030.64    0.079    73.60
2030.74    0.079    72.41
2030.84    0.078    71.20
2030.94    0.078    69.98
2031.04    0.077    68.74
2031.14    0.077    67.49
2031.24    0.076    66.22
2031.34    0.076    64.94
2031.44    0.075    63.64
2031.54    0.075    62.33
2031.64    0.075    61.01
2031.74    0.074    59.67
2031.84    0.074    58.33
2031.94    0.074    56.97
2032.04    0.074    55.60
2032.14    0.073    54.23
2032.24    0.073    52.85
2032.34    0.073    51.46
2032.44    0.073    50.07
2032.54    0.073    48.67
2032.64    0.073    47.27
2032.74    0.073    45.86
2032.84    0.073    44.46
2032.94    0.073    43.05
2033.04    0.073    41.65
2033.14    0.073    40.25
2033.24    0.073    38.86
2033.34    0.073    37.46
2033.44    0.073    36.08
2033.54    0.073    34.70
2033.64    0.074    33.33
2033.74    0.074    31.97
2033.84    0.074    30.62
2033.94    0.075    29.29
2034.04    0.075    27.96
2034.14    0.075    26.65
2034.24    0.076    25.35
2034.34    0.076    24.06
2034.44    0.077    22.80
2034.54    0.077    21.54
2034.64    0.078    20.31
2034.74    0.078    19.09
2034.84    0.079    17.88
2034.94    0.079    16.70
2035.04    0.080    15.53
2035.14    0.081    14.38
2035.24    0.081    13.25
2035.34    0.082    12.14
2035.44    0.083    11.05
2035.54    0.083     9.97
2035.64    0.084     8.92
2035.74    0.085     7.88
2035.84    0.086     6.86
2035.94    0.086     5.86
2036.04    0.087     4.87
2036.14    0.088     3.91
2036.24    0.089     2.96
2036.34    0.090     2.03
2036.44    0.091     1.12
2036.54    0.091     0.22
2036.64    0.092   359.34
2036.74    0.093   358.48
2036.84    0.094   357.64
2036.94    0.095   356.81
2037.04    0.096   355.99
2037.14    0.097   355.19
2037.24    0.098   354.41
2037.34    0.099   353.64
2037.44    0.100   352.88
2037.54    0.100   352.14
2037.64    0.101   351.41
2037.74    0.102   350.70
2037.84    0.103   349.99
2037.94    0.104   349.31
2038.04    0.105   348.63
2038.14    0.106   347.96
2038.24    0.107   347.31
2038.34    0.108   346.67
2038.44    0.109   346.04
2038.54    0.110   345.42
2038.64    0.111   344.81
2038.74    0.112   344.22
2038.84    0.113   343.63
2038.94    0.114   343.05
2039.04    0.115   342.48
2039.14    0.116   341.92

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 15:21:09