Double Star Calculator - Orbit

Orbital Elements for PAT13

WDS:	PAT13	WDS ID/Discoverer
P:	22.960	Orbital period (years)
a:	0.21	Semi-major axis (arcseconds)
i:	36.2	Inclination (degrees)
Ω:	161.7	Longitude of ascending node (degrees)
T:	1999.980	Epoch of periastron passage (year)
e:	0.611	Eccentricity
ω:	241.4	Longitude of periastron (degrees)
Start-Year:	2013.52	Year
End-Year:	2036.48	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for PAT13
Position:	043824.94+173232.7	Epoch-2000 right ascension and declination
WDS-ID:	04384+1733	WDS designation
Discoverer Code:	PAT13	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	285947	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	9.83	Magnitude of the primary
V2:	12.0	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2021	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:	Tok2021c	Reference

Double Star Orbit for PAT13

WDS 6th Orbit including measures of PAT13

-- 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 PAT13

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.211   169.56
--------------------------
2013.52    0.274   229.07
2013.62    0.273   229.66
2013.72    0.272   230.26
2013.82    0.271   230.86
2013.92    0.270   231.46
2014.02    0.268   232.08
2014.12    0.267   232.69
2014.22    0.266   233.31
2014.32    0.265   233.94
2014.42    0.264   234.57
2014.52    0.263   235.21
2014.62    0.261   235.85
2014.72    0.260   236.50
2014.82    0.259   237.16
2014.92    0.257   237.82
2015.02    0.256   238.49
2015.12    0.255   239.17
2015.22    0.253   239.85
2015.32    0.252   240.54
2015.42    0.251   241.24
2015.52    0.249   241.95
2015.62    0.248   242.67
2015.72    0.246   243.39
2015.82    0.245   244.13
2015.92    0.243   244.87
2016.02    0.242   245.62
2016.12    0.240   246.38
2016.22    0.238   247.15
2016.32    0.237   247.94
2016.42    0.235   248.73
2016.52    0.234   249.53
2016.62    0.232   250.35
2016.72    0.230   251.18
2016.82    0.228   252.02
2016.92    0.227   252.87
2017.02    0.225   253.74
2017.12    0.223   254.62
2017.22    0.221   255.51
2017.32    0.220   256.42
2017.42    0.218   257.34
2017.52    0.216   258.28
2017.62    0.214   259.24
2017.72    0.212   260.21
2017.82    0.210   261.20
2017.92    0.208   262.21
2018.02    0.206   263.24
2018.12    0.204   264.28
2018.22    0.202   265.35
2018.32    0.200   266.44
2018.42    0.198   267.55
2018.52    0.196   268.68
2018.62    0.194   269.84
2018.72    0.192   271.03
2018.82    0.190   272.23
2018.92    0.188   273.47
2019.02    0.186   274.74
2019.12    0.184   276.03
2019.22    0.181   277.36
2019.32    0.179   278.72
2019.42    0.177   280.11
2019.52    0.175   281.54
2019.62    0.172   283.00
2019.72    0.170   284.51
2019.82    0.168   286.06
2019.92    0.165   287.65
2020.02    0.163   289.29
2020.12    0.161   290.98
2020.22    0.158   292.72
2020.32    0.156   294.52
2020.42    0.153   296.38
2020.52    0.150   298.30
2020.62    0.148   300.28
2020.72    0.145   302.34
2020.82    0.142   304.48
2020.92    0.140   306.70
2021.02    0.137   309.02
2021.12    0.134   311.43
2021.22    0.131   313.96
2021.32    0.128   316.60
2021.42    0.125   319.37
2021.52    0.121   322.29
2021.62    0.118   325.37
2021.72    0.115   328.64
2021.82    0.111   332.10
2021.92    0.107   335.81
2022.02    0.104   339.78
2022.12    0.100   344.05
2022.22    0.096   348.68
2022.32    0.092   353.72
2022.42    0.088   359.22
2022.52    0.084     5.27
2022.62    0.080    11.91
2022.72    0.076    19.22
2022.82    0.073    27.21
2022.92    0.070    35.86
2023.02    0.069    45.05
2023.12    0.068    54.58
2023.22    0.068    64.18
2023.32    0.069    73.54
2023.42    0.072    82.40
2023.52    0.075    90.59
2023.62    0.079    98.02
2023.72    0.084   104.69
2023.82    0.089   110.64
2023.92    0.094   115.95
2024.02    0.099   120.69
2024.12    0.105   124.93
2024.22    0.110   128.75
2024.32    0.116   132.20
2024.42    0.121   135.34
2024.52    0.127   138.21
2024.62    0.132   140.85
2024.72    0.137   143.29
2024.82    0.142   145.55
2024.92    0.147   147.66
2025.02    0.152   149.63
2025.12    0.157   151.47
2025.22    0.162   153.22
2025.32    0.166   154.86
2025.42    0.170   156.42
2025.52    0.175   157.91
2025.62    0.179   159.32
2025.72    0.183   160.67
2025.82    0.187   161.96
2025.92    0.191   163.20
2026.02    0.194   164.40
2026.12    0.198   165.54
2026.22    0.201   166.65
2026.32    0.205   167.72
2026.42    0.208   168.76
2026.52    0.211   169.76
2026.62    0.215   170.73
2026.72    0.218   171.68
2026.82    0.221   172.60
2026.92    0.223   173.50
2027.02    0.226   174.37
2027.12    0.229   175.22
2027.22    0.232   176.06
2027.32    0.234   176.87
2027.42    0.237   177.67
2027.52    0.239   178.45
2027.62    0.241   179.21
2027.72    0.244   179.96
2027.82    0.246   180.70
2027.92    0.248   181.42
2028.02    0.250   182.13
2028.12    0.252   182.83
2028.22    0.254   183.52
2028.32    0.256   184.20
2028.42    0.258   184.87
2028.52    0.260   185.53
2028.62    0.261   186.18
2028.72    0.263   186.82
2028.82    0.265   187.46
2028.92    0.266   188.08
2029.02    0.268   188.70
2029.12    0.269   189.31
2029.22    0.271   189.92
2029.32    0.272   190.52
2029.42    0.273   191.11
2029.52    0.275   191.70
2029.62    0.276   192.28
2029.72    0.277   192.86
2029.82    0.278   193.44
2029.92    0.279   194.00
2030.02    0.280   194.57
2030.12    0.281   195.13
2030.22    0.282   195.69
2030.32    0.283   196.24
2030.42    0.284   196.79
2030.52    0.285   197.33
2030.62    0.286   197.88
2030.72    0.286   198.42
2030.82    0.287   198.95
2030.92    0.288   199.49
2031.02    0.288   200.02
2031.12    0.289   200.55
2031.22    0.289   201.08
2031.32    0.290   201.61
2031.42    0.290   202.13
2031.52    0.291   202.65
2031.62    0.291   203.18
2031.72    0.292   203.70
2031.82    0.292   204.21
2031.92    0.292   204.73
2032.02    0.292   205.25
2032.12    0.293   205.77
2032.22    0.293   206.28
2032.32    0.293   206.80
2032.42    0.293   207.31
2032.52    0.293   207.82
2032.62    0.293   208.34
2032.72    0.293   208.85
2032.82    0.293   209.36
2032.92    0.293   209.88
2033.02    0.293   210.39
2033.12    0.293   210.90
2033.22    0.293   211.42
2033.32    0.293   211.93
2033.42    0.293   212.45
2033.52    0.292   212.96
2033.62    0.292   213.48
2033.72    0.292   214.00
2033.82    0.292   214.52
2033.92    0.291   215.04
2034.02    0.291   215.56
2034.12    0.291   216.08
2034.22    0.290   216.60
2034.32    0.290   217.13
2034.42    0.289   217.66
2034.52    0.289   218.18
2034.62    0.288   218.71
2034.72    0.288   219.25
2034.82    0.287   219.78
2034.92    0.287   220.32
2035.02    0.286   220.86
2035.12    0.285   221.40
2035.22    0.285   221.94
2035.32    0.284   222.49
2035.42    0.283   223.04
2035.52    0.282   223.59
2035.62    0.282   224.15
2035.72    0.281   224.71
2035.82    0.280   225.27
2035.92    0.279   225.84
2036.02    0.278   226.40
2036.12    0.277   226.98
2036.22    0.276   227.55
2036.32    0.275   228.13
2036.42    0.274   228.72

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 15:28:02