Double Star Calculator - Orbit

Orbital Elements for CVN25AA,AB

WDS:	CVN25AA,AB	WDS ID/Discoverer
P:	19.690	Orbital period (years)
a:	0.258	Semi-major axis (arcseconds)
i:	34.9	Inclination (degrees)
Ω:	272.8	Longitude of ascending node (degrees)
T:	2011.960	Epoch of periastron passage (year)
e:	0.437	Eccentricity
ω:	125.7	Longitude of periastron (degrees)
Start-Year:	2015.155	Year
End-Year:	2034.845	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for CVN25AA,AB
Position:	141421.39-152121.8	Epoch-2000 right ascension and declination
WDS-ID:	14144-1521	WDS designation
Discoverer Code:	CVN25AA,AB	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	124498	HD catalog number
Hipparcos number:	69562	Hipparcos catalog number
V1:	10.39	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:		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:	n	Flags
Ephemerides:		Ephemerides
Code:	Tok2021f	Reference

Double Star Orbit for CVN25AA,AB

WDS 6th Orbit including measures of CVN25AA,AB

-- 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 CVN25AA,AB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.306   262.91
--------------------------
2015.15    0.216   142.74
2015.25    0.218   144.65
2015.35    0.220   146.52
2015.45    0.222   148.36
2015.55    0.224   150.17
2015.65    0.226   151.95
2015.75    0.228   153.70
2015.85    0.230   155.42
2015.95    0.231   157.11
2016.05    0.233   158.77
2016.15    0.235   160.40
2016.25    0.237   162.01
2016.35    0.239   163.60
2016.45    0.241   165.15
2016.55    0.243   166.68
2016.65    0.245   168.19
2016.75    0.247   169.68
2016.85    0.249   171.14
2016.95    0.251   172.58
2017.05    0.253   173.99
2017.15    0.255   175.39
2017.25    0.257   176.76
2017.35    0.258   178.12
2017.45    0.260   179.45
2017.55    0.262   180.77
2017.65    0.264   182.06
2017.75    0.266   183.34
2017.85    0.268   184.60
2017.95    0.270   185.84
2018.05    0.272   187.06
2018.15    0.274   188.27
2018.25    0.276   189.46
2018.35    0.278   190.63
2018.45    0.279   191.79
2018.55    0.281   192.93
2018.65    0.283   194.06
2018.75    0.285   195.17
2018.85    0.287   196.27
2018.95    0.288   197.36
2019.05    0.290   198.43
2019.15    0.292   199.49
2019.25    0.294   200.54
2019.35    0.295   201.57
2019.45    0.297   202.60
2019.55    0.299   203.61
2019.65    0.300   204.61
2019.75    0.302   205.60
2019.85    0.304   206.58
2019.95    0.305   207.55
2020.05    0.307   208.51
2020.15    0.308   209.46
2020.25    0.310   210.40
2020.35    0.311   211.33
2020.45    0.313   212.25
2020.55    0.314   213.17
2020.65    0.315   214.07
2020.75    0.317   214.97
2020.85    0.318   215.87
2020.95    0.319   216.75
2021.05    0.320   217.63
2021.15    0.322   218.50
2021.25    0.323   219.37
2021.35    0.324   220.22
2021.45    0.325   221.08
2021.55    0.326   221.93
2021.65    0.327   222.77
2021.75    0.328   223.61
2021.85    0.329   224.44
2021.95    0.330   225.27
2022.05    0.330   226.09
2022.15    0.331   226.91
2022.25    0.332   227.73
2022.35    0.333   228.54
2022.45    0.333   229.35
2022.55    0.334   230.16
2022.65    0.334   230.96
2022.75    0.335   231.77
2022.85    0.335   232.57
2022.95    0.336   233.36
2023.05    0.336   234.16
2023.15    0.336   234.96
2023.25    0.336   235.75
2023.35    0.337   236.54
2023.45    0.337   237.33
2023.55    0.337   238.13
2023.65    0.337   238.92
2023.75    0.337   239.71
2023.85    0.336   240.50
2023.95    0.336   241.30
2024.05    0.336   242.09
2024.15    0.336   242.89
2024.25    0.335   243.69
2024.35    0.335   244.49
2024.45    0.334   245.29
2024.55    0.334   246.10
2024.65    0.333   246.90
2024.75    0.332   247.72
2024.85    0.331   248.53
2024.95    0.330   249.35
2025.05    0.329   250.18
2025.15    0.328   251.01
2025.25    0.327   251.84
2025.35    0.326   252.68
2025.45    0.325   253.53
2025.55    0.323   254.38
2025.65    0.322   255.25
2025.75    0.320   256.12
2025.85    0.319   257.00
2025.95    0.317   257.88
2026.05    0.315   258.78
2026.15    0.313   259.69
2026.25    0.311   260.61
2026.35    0.309   261.54
2026.45    0.307   262.49
2026.55    0.305   263.44
2026.65    0.303   264.42
2026.75    0.300   265.40
2026.85    0.298   266.41
2026.95    0.295   267.43
2027.05    0.292   268.47
2027.15    0.289   269.54
2027.25    0.286   270.62
2027.35    0.283   271.73
2027.45    0.280   272.86
2027.55    0.277   274.02
2027.65    0.273   275.21
2027.75    0.270   276.42
2027.85    0.266   277.67
2027.95    0.262   278.96
2028.05    0.258   280.29
2028.15    0.254   281.65
2028.25    0.250   283.06
2028.35    0.246   284.52
2028.45    0.242   286.03
2028.55    0.237   287.59
2028.65    0.233   289.22
2028.75    0.228   290.91
2028.85    0.223   292.67
2028.95    0.218   294.51
2029.05    0.213   296.44
2029.15    0.208   298.46
2029.25    0.203   300.58
2029.35    0.198   302.82
2029.45    0.193   305.17
2029.55    0.187   307.66
2029.65    0.182   310.30
2029.75    0.177   313.09
2029.85    0.171   316.06
2029.95    0.166   319.22
2030.05    0.161   322.59
2030.15    0.156   326.18
2030.25    0.151   330.01
2030.35    0.146   334.09
2030.45    0.142   338.43
2030.55    0.138   343.04
2030.65    0.134   347.92
2030.75    0.131   353.05
2030.85    0.128   358.42
2030.95    0.126     3.99
2031.05    0.124     9.72
2031.15    0.124    15.56
2031.25    0.123    21.44
2031.35    0.124    27.31
2031.45    0.125    33.11
2031.55    0.127    38.78
2031.65    0.129    44.29
2031.75    0.131    49.61
2031.85    0.134    54.71
2031.95    0.137    59.59
2032.05    0.141    64.24
2032.15    0.144    68.68
2032.25    0.148    72.91
2032.35    0.151    76.93
2032.45    0.155    80.78
2032.55    0.158    84.45
2032.65    0.162    87.97
2032.75    0.165    91.34
2032.85    0.168    94.58
2032.95    0.171    97.70
2033.05    0.174   100.70
2033.15    0.177   103.61
2033.25    0.180   106.42
2033.35    0.183   109.15
2033.45    0.185   111.80
2033.55    0.188   114.38
2033.65    0.190   116.88
2033.75    0.193   119.33
2033.85    0.195   121.71
2033.95    0.197   124.04
2034.05    0.200   126.32
2034.15    0.202   128.55
2034.25    0.204   130.73
2034.35    0.206   132.86
2034.45    0.208   134.95
2034.55    0.210   137.01
2034.65    0.212   139.02
2034.75    0.214   141.00

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 17:04:02