Double Star Calculator - Orbit

Orbital Elements for KUI37AB

WDS:	KUI37AB	WDS ID/Discoverer
P:	21.796	Orbital period (years)
a:	0.64566	Semi-major axis (arcseconds)
i:	131.366	Inclination (degrees)
Ω:	203.74	Longitude of ascending node (degrees)
T:	1993.754	Epoch of periastron passage (year)
e:	0.15075	Eccentricity
ω:	32.3	Longitude of periastron (degrees)
Start-Year:	2014.1017521707925	Year
End-Year:	2035.8982478292075	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for KUI37AB
Position:	090038.42+414657.6	Epoch-2000 right ascension and declination
WDS-ID:	09006+4147	WDS designation
Discoverer Code:	KUI37AB	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	76943	HD catalog number
Hipparcos number:	44248	Hipparcos catalog number
V1:	4.18	Magnitude of the primary
V2:	6.48	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2008	Date of last observation
Orbit grade:	1	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Mut2010b	Reference

Double Star Orbit for KUI37AB

WDS 6th Orbit including measures of KUI37AB

-- 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 KUI37AB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.678     0.56
--------------------------
2014.10    0.560   203.77
2014.20    0.558   202.33
2014.30    0.556   200.88
2014.40    0.554   199.41
2014.50    0.551   197.94
2014.60    0.548   196.45
2014.70    0.544   194.94
2014.80    0.540   193.41
2014.90    0.536   191.86
2015.00    0.532   190.28
2015.10    0.527   188.67
2015.20    0.522   187.04
2015.30    0.517   185.37
2015.40    0.511   183.67
2015.50    0.505   181.92
2015.60    0.499   180.14
2015.70    0.493   178.31
2015.80    0.487   176.44
2015.90    0.480   174.51
2016.00    0.474   172.53
2016.10    0.467   170.50
2016.20    0.460   168.41
2016.30    0.454   166.25
2016.40    0.447   164.03
2016.50    0.441   161.75
2016.60    0.434   159.40
2016.70    0.428   156.98
2016.80    0.422   154.49
2016.90    0.416   151.93
2017.00    0.411   149.30
2017.10    0.406   146.61
2017.20    0.402   143.85
2017.30    0.397   141.03
2017.40    0.394   138.16
2017.50    0.391   135.24
2017.60    0.388   132.27
2017.70    0.386   129.27
2017.80    0.385   126.24
2017.90    0.384   123.20
2018.00    0.384   120.15
2018.10    0.385   117.10
2018.20    0.386   114.06
2018.30    0.388   111.06
2018.40    0.390   108.08
2018.50    0.393   105.14
2018.60    0.397   102.26
2018.70    0.401    99.43
2018.80    0.406    96.67
2018.90    0.411    93.97
2019.00    0.417    91.34
2019.10    0.423    88.79
2019.20    0.429    86.31
2019.30    0.436    83.91
2019.40    0.444    81.59
2019.50    0.451    79.34
2019.60    0.459    77.16
2019.70    0.467    75.06
2019.80    0.475    73.03
2019.90    0.483    71.07
2020.00    0.492    69.18
2020.10    0.500    67.35
2020.20    0.508    65.58
2020.30    0.517    63.87
2020.40    0.526    62.21
2020.50    0.534    60.61
2020.60    0.543    59.06
2020.70    0.551    57.55
2020.80    0.559    56.09
2020.90    0.568    54.68
2021.00    0.576    53.30
2021.10    0.584    51.97
2021.20    0.592    50.66
2021.30    0.600    49.40
2021.40    0.607    48.16
2021.50    0.615    46.96
2021.60    0.622    45.78
2021.70    0.629    44.63
2021.80    0.636    43.51
2021.90    0.642    42.40
2022.00    0.649    41.32
2022.10    0.655    40.27
2022.20    0.661    39.23
2022.30    0.667    38.21
2022.40    0.672    37.20
2022.50    0.677    36.21
2022.60    0.682    35.24
2022.70    0.687    34.28
2022.80    0.692    33.33
2022.90    0.696    32.40
2023.00    0.700    31.48
2023.10    0.703    30.56
2023.20    0.707    29.66
2023.30    0.710    28.76
2023.40    0.713    27.87
2023.50    0.716    26.99
2023.60    0.718    26.12
2023.70    0.720    25.25
2023.80    0.722    24.38
2023.90    0.724    23.52
2024.00    0.725    22.66
2024.10    0.726    21.81
2024.20    0.727    20.95
2024.30    0.727    20.10
2024.40    0.727    19.25
2024.50    0.727    18.40
2024.60    0.727    17.55
2024.70    0.727    16.70
2024.80    0.726    15.85
2024.90    0.725    14.99
2025.00    0.724    14.14
2025.10    0.722    13.28
2025.20    0.721    12.41
2025.30    0.719    11.54
2025.40    0.716    10.67
2025.50    0.714     9.79
2025.60    0.711     8.90
2025.70    0.708     8.01
2025.80    0.705     7.11
2025.90    0.702     6.20
2026.00    0.699     5.29
2026.10    0.695     4.36
2026.20    0.691     3.42
2026.30    0.687     2.48
2026.40    0.683     1.52
2026.50    0.678     0.55
2026.60    0.674   359.56
2026.70    0.669   358.56
2026.80    0.664   357.55
2026.90    0.659   356.52
2027.00    0.654   355.48
2027.10    0.648   354.41
2027.20    0.643   353.33
2027.30    0.637   352.24
2027.40    0.631   351.12
2027.50    0.625   349.98
2027.60    0.620   348.82
2027.70    0.614   347.63
2027.80    0.607   346.43
2027.90    0.601   345.20
2028.00    0.595   343.94
2028.10    0.589   342.65
2028.20    0.583   341.34
2028.30    0.576   340.00
2028.40    0.570   338.63
2028.50    0.564   337.23
2028.60    0.557   335.80
2028.70    0.551   334.34
2028.80    0.545   332.84
2028.90    0.539   331.31
2029.00    0.533   329.74
2029.10    0.527   328.14
2029.20    0.521   326.50
2029.30    0.515   324.82
2029.40    0.510   323.11
2029.50    0.504   321.35
2029.60    0.499   319.57
2029.70    0.494   317.74
2029.80    0.489   315.88
2029.90    0.484   313.98
2030.00    0.480   312.04
2030.10    0.476   310.07
2030.20    0.472   308.07
2030.30    0.468   306.03
2030.40    0.465   303.97
2030.50    0.462   301.87
2030.60    0.459   299.75
2030.70    0.457   297.61
2030.80    0.455   295.44
2030.90    0.453   293.26
2031.00    0.452   291.06
2031.10    0.451   288.85
2031.20    0.450   286.64
2031.30    0.450   284.42
2031.40    0.450   282.20
2031.50    0.450   279.98
2031.60    0.451   277.76
2031.70    0.452   275.56
2031.80    0.454   273.37
2031.90    0.455   271.19
2032.00    0.457   269.03
2032.10    0.460   266.89
2032.20    0.462   264.78
2032.30    0.465   262.68
2032.40    0.468   260.62
2032.50    0.471   258.58
2032.60    0.475   256.57
2032.70    0.479   254.59
2032.80    0.482   252.64
2032.90    0.486   250.73
2033.00    0.490   248.84
2033.10    0.494   246.98
2033.20    0.499   245.16
2033.30    0.503   243.36
2033.40    0.507   241.60
2033.50    0.511   239.86
2033.60    0.515   238.15
2033.70    0.519   236.47
2033.80    0.523   234.82
2033.90    0.527   233.19
2034.00    0.531   231.59
2034.10    0.535   230.00
2034.20    0.539   228.44
2034.30    0.542   226.90
2034.40    0.545   225.38
2034.50    0.548   223.87
2034.60    0.551   222.38
2034.70    0.553   220.90
2034.80    0.556   219.44
2034.90    0.557   217.99
2035.00    0.559   216.55
2035.10    0.561   215.11
2035.20    0.562   213.68
2035.30    0.562   212.26
2035.40    0.563   210.84
2035.50    0.563   209.42
2035.60    0.563   208.00
2035.70    0.562   206.57
2035.80    0.561   205.15

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 16:13:29