Double Star Calculator - Orbit

Orbital Elements for A2715AB

WDS:	A2715AB	WDS ID/Discoverer
P:	18.641	Orbital period (years)
a:	0.2741	Semi-major axis (arcseconds)
i:	96.59	Inclination (degrees)
Ω:	24.76	Longitude of ascending node (degrees)
T:	2003.742	Epoch of periastron passage (year)
e:	0.744	Eccentricity
ω:	217.08	Longitude of periastron (degrees)
Start-Year:	2015.6795	Year
End-Year:	2034.3205	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A2715AB
Position:	060222.99+093850.5	Epoch-2000 right ascension and declination
WDS-ID:	06024+0939	WDS designation
Discoverer Code:	A2715AB	Discover designation and components
ADS number:	4617	Aitken Double Star catalog
HD number:	40932	HD catalog number
Hipparcos number:	28614	Hipparcos catalog number
V1:	4.30	Magnitude of the primary
V2:	6.27	Magnitude of the secondary
Equinox:		Equinox
Date:	2011	Date of last observation
Orbit grade:	2	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	DRs2012	Reference

Double Star Orbit for A2715AB

WDS 6th Orbit including measures of A2715AB

-- 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 A2715AB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.361    23.50
--------------------------
2015.68    0.301    17.34
2015.78    0.297    17.22
2015.88    0.293    17.09
2015.98    0.288    16.96
2016.08    0.284    16.82
2016.18    0.280    16.68
2016.28    0.275    16.54
2016.38    0.270    16.39
2016.48    0.266    16.23
2016.58    0.261    16.07
2016.68    0.256    15.90
2016.78    0.251    15.73
2016.88    0.246    15.55
2016.98    0.241    15.36
2017.08    0.236    15.17
2017.18    0.231    14.96
2017.28    0.226    14.75
2017.38    0.220    14.53
2017.48    0.215    14.29
2017.58    0.209    14.04
2017.68    0.204    13.78
2017.78    0.198    13.51
2017.88    0.192    13.21
2017.98    0.186    12.90
2018.08    0.181    12.57
2018.18    0.175    12.22
2018.28    0.169    11.84
2018.38    0.162    11.44
2018.48    0.156    11.00
2018.58    0.150    10.52
2018.68    0.144    10.01
2018.78    0.137     9.44
2018.88    0.131     8.83
2018.98    0.124     8.14
2019.08    0.118     7.39
2019.18    0.111     6.54
2019.28    0.105     5.58
2019.38    0.098     4.50
2019.48    0.091     3.25
2019.58    0.084     1.81
2019.68    0.078     0.11
2019.78    0.071   358.08
2019.88    0.064   355.63
2019.98    0.057   352.61
2020.08    0.051   348.80
2020.18    0.045   343.89
2020.28    0.039   337.42
2020.38    0.033   328.74
2020.48    0.029   317.13
2020.58    0.026   302.25
2020.68    0.025   285.15
2020.78    0.027   268.45
2020.88    0.030   254.43
2020.98    0.035   243.66
2021.08    0.040   235.62
2021.18    0.046   229.56
2021.28    0.052   224.90
2021.38    0.058   221.21
2021.48    0.064   218.21
2021.58    0.069   215.70
2021.68    0.074   213.54
2021.78    0.078   211.64
2021.88    0.081   209.89
2021.98    0.082   208.24
2022.08    0.081   206.59
2022.18    0.077   204.82
2022.28    0.069   202.74
2022.38    0.057   199.93
2022.48    0.041   195.18
2022.58    0.023   183.53
2022.68    0.010   125.70
2022.78    0.021    54.67
2022.88    0.039    40.95
2022.98    0.057    35.98
2023.08    0.075    33.39
2023.18    0.091    31.76
2023.28    0.107    30.62
2023.38    0.122    29.77
2023.48    0.136    29.10
2023.58    0.149    28.55
2023.68    0.162    28.09
2023.78    0.174    27.70
2023.88    0.186    27.36
2023.98    0.197    27.05
2024.08    0.207    26.78
2024.18    0.217    26.53
2024.28    0.227    26.31
2024.38    0.236    26.10
2024.48    0.245    25.91
2024.58    0.253    25.73
2024.68    0.261    25.56
2024.78    0.269    25.40
2024.88    0.276    25.25
2024.98    0.283    25.11
2025.08    0.290    24.98
2025.18    0.297    24.85
2025.28    0.303    24.72
2025.38    0.309    24.60
2025.48    0.315    24.49
2025.58    0.320    24.38
2025.68    0.326    24.27
2025.78    0.331    24.17
2025.88    0.335    24.07
2025.98    0.340    23.97
2026.08    0.345    23.88
2026.18    0.349    23.78
2026.28    0.353    23.69
2026.38    0.357    23.61
2026.48    0.361    23.52
2026.58    0.364    23.43
2026.68    0.368    23.35
2026.78    0.371    23.27
2026.88    0.374    23.19
2026.98    0.377    23.11
2027.08    0.380    23.03
2027.18    0.382    22.96
2027.28    0.385    22.88
2027.38    0.387    22.81
2027.48    0.389    22.73
2027.58    0.391    22.66
2027.68    0.393    22.59
2027.78    0.395    22.51
2027.88    0.397    22.44
2027.98    0.398    22.37
2028.08    0.400    22.30
2028.18    0.401    22.23
2028.28    0.402    22.17
2028.38    0.403    22.10
2028.48    0.404    22.03
2028.58    0.405    21.96
2028.68    0.406    21.89
2028.78    0.407    21.83
2028.88    0.407    21.76
2028.98    0.408    21.69
2029.08    0.408    21.62
2029.18    0.408    21.56
2029.28    0.408    21.49
2029.38    0.408    21.42
2029.48    0.408    21.36
2029.58    0.408    21.29
2029.68    0.408    21.22
2029.78    0.407    21.16
2029.88    0.407    21.09
2029.98    0.406    21.02
2030.08    0.406    20.96
2030.18    0.405    20.89
2030.28    0.404    20.82
2030.38    0.403    20.75
2030.48    0.402    20.68
2030.58    0.401    20.61
2030.68    0.400    20.54
2030.78    0.399    20.47
2030.88    0.397    20.40
2030.98    0.396    20.33
2031.08    0.394    20.26
2031.18    0.393    20.19
2031.28    0.391    20.12
2031.38    0.389    20.04
2031.48    0.387    19.97
2031.58    0.385    19.90
2031.68    0.383    19.82
2031.78    0.381    19.75
2031.88    0.379    19.67
2031.98    0.377    19.59
2032.08    0.374    19.51
2032.18    0.372    19.43
2032.28    0.369    19.35
2032.38    0.367    19.27
2032.48    0.364    19.18
2032.58    0.361    19.10
2032.68    0.359    19.01
2032.78    0.356    18.93
2032.88    0.353    18.84
2032.98    0.350    18.75
2033.08    0.346    18.66
2033.18    0.343    18.56
2033.28    0.340    18.47
2033.38    0.337    18.37
2033.48    0.333    18.27
2033.58    0.330    18.17
2033.68    0.326    18.07
2033.78    0.322    17.96
2033.88    0.319    17.85
2033.98    0.315    17.74
2034.08    0.311    17.63
2034.18    0.307    17.51
2034.28    0.303    17.39

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 15:43:08