Double Star Calculator - Orbit

Orbital Elements for JNN57AA,AB
WDS: JNN57AA,AB WDS ID/Discoverer
P: 18.400 Orbital period (years)
a: 0.158 Semi-major axis (arcseconds)
i: 113.3 Inclination (degrees)
Ω: 244.1 Longitude of ascending node (degrees)
T: 2016.840 Epoch of periastron passage (year)
e: 0.568 Eccentricity
ω: 132.9 Longitude of periastron (degrees)
Start-Year: 2015.8 Year
End-Year: 2034.2 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for JNN57AA,AB
Position: 072931.08+355600.2 Epoch-2000 right ascension and declination
WDS-ID: 07295+3556 WDS designation
Discoverer Code: JNN57AA,AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 12.2 Magnitude of the primary
V2: 13.4 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2018 Date of last observation
Orbit grade: 3 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: Flags
Ephemerides: Ephemerides
Code: Tok2019e Reference

Double Star Orbit for JNN57AA,AB



WDS 6th Orbit including measures of JNN57AA,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 JNN57AA,AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.190   265.06
--------------------------
2015.80    0.055   209.43
2015.90    0.049   203.50
2016.00    0.042   195.74
2016.10    0.037   185.44
2016.20    0.032   171.93
2016.30    0.030   155.33
2016.40    0.030   137.43
2016.50    0.033   121.04
2016.60    0.037   107.77
2016.70    0.042    97.58
2016.80    0.048    89.77
2016.90    0.054    83.66
2017.00    0.060    78.71
2017.10    0.065    74.58
2017.20    0.069    71.02
2017.30    0.073    67.87
2017.40    0.076    65.02
2017.50    0.079    62.38
2017.60    0.081    59.89
2017.70    0.082    57.51
2017.80    0.083    55.20
2017.90    0.084    52.94
2018.00    0.084    50.70
2018.10    0.084    48.47
2018.20    0.084    46.23
2018.30    0.084    43.96
2018.40    0.083    41.67
2018.50    0.082    39.33
2018.60    0.081    36.93
2018.70    0.080    34.48
2018.80    0.079    31.96
2018.90    0.078    29.36
2019.00    0.077    26.69
2019.10    0.075    23.94
2019.20    0.074    21.11
2019.30    0.073    18.20
2019.40    0.072    15.21
2019.50    0.072    12.15
2019.60    0.071     9.02
2019.70    0.070     5.83
2019.80    0.070     2.59
2019.90    0.070   359.31
2020.00    0.069   356.01
2020.10    0.069   352.70
2020.20    0.069   349.40
2020.30    0.070   346.12
2020.40    0.070   342.88
2020.50    0.071   339.69
2020.60    0.072   336.56
2020.70    0.073   333.51
2020.80    0.074   330.55
2020.90    0.075   327.68
2021.00    0.076   324.90
2021.10    0.078   322.23
2021.20    0.080   319.67
2021.30    0.081   317.20
2021.40    0.083   314.85
2021.50    0.085   312.59
2021.60    0.087   310.44
2021.70    0.089   308.38
2021.80    0.091   306.42
2021.90    0.093   304.54
2022.00    0.095   302.76
2022.10    0.098   301.05
2022.20    0.100   299.42
2022.30    0.102   297.87
2022.40    0.105   296.38
2022.50    0.107   294.96
2022.60    0.109   293.60
2022.70    0.112   292.30
2022.80    0.114   291.06
2022.90    0.117   289.87
2023.00    0.119   288.72
2023.10    0.121   287.62
2023.20    0.124   286.56
2023.30    0.126   285.55
2023.40    0.129   284.57
2023.50    0.131   283.63
2023.60    0.133   282.72
2023.70    0.136   281.84
2023.80    0.138   280.99
2023.90    0.140   280.17
2024.00    0.143   279.38
2024.10    0.145   278.61
2024.20    0.147   277.87
2024.30    0.150   277.15
2024.40    0.152   276.44
2024.50    0.154   275.76
2024.60    0.156   275.10
2024.70    0.158   274.46
2024.80    0.160   273.83
2024.90    0.162   273.22
2025.00    0.164   272.62
2025.10    0.166   272.04
2025.20    0.168   271.48
2025.30    0.170   270.92
2025.40    0.172   270.38
2025.50    0.174   269.85
2025.60    0.176   269.33
2025.70    0.178   268.82
2025.80    0.179   268.32
2025.90    0.181   267.83
2026.00    0.183   267.35
2026.10    0.184   266.87
2026.20    0.186   266.41
2026.30    0.187   265.95
2026.40    0.189   265.50
2026.50    0.190   265.06
2026.60    0.192   264.63
2026.70    0.193   264.20
2026.80    0.194   263.77
2026.90    0.195   263.35
2027.00    0.197   262.94
2027.10    0.198   262.53
2027.20    0.199   262.13
2027.30    0.200   261.73
2027.40    0.201   261.33
2027.50    0.202   260.94
2027.60    0.203   260.55
2027.70    0.203   260.16
2027.80    0.204   259.78
2027.90    0.205   259.40
2028.00    0.206   259.02
2028.10    0.206   258.65
2028.20    0.207   258.27
2028.30    0.207   257.90
2028.40    0.208   257.53
2028.50    0.208   257.16
2028.60    0.208   256.80
2028.70    0.208   256.43
2028.80    0.208   256.06
2028.90    0.208   255.70
2029.00    0.208   255.33
2029.10    0.208   254.97
2029.20    0.208   254.60
2029.30    0.208   254.23
2029.40    0.208   253.86
2029.50    0.207   253.50
2029.60    0.207   253.12
2029.70    0.206   252.75
2029.80    0.206   252.38
2029.90    0.205   252.00
2030.00    0.204   251.62
2030.10    0.203   251.24
2030.20    0.202   250.85
2030.30    0.201   250.46
2030.40    0.200   250.07
2030.50    0.199   249.67
2030.60    0.198   249.26
2030.70    0.196   248.85
2030.80    0.195   248.43
2030.90    0.193   248.01
2031.00    0.191   247.58
2031.10    0.189   247.14
2031.20    0.187   246.69
2031.30    0.185   246.23
2031.40    0.183   245.76
2031.50    0.181   245.28
2031.60    0.178   244.78
2031.70    0.175   244.28
2031.80    0.173   243.75
2031.90    0.170   243.21
2032.00    0.167   242.65
2032.10    0.164   242.06
2032.20    0.160   241.46
2032.30    0.157   240.82
2032.40    0.153   240.16
2032.50    0.149   239.47
2032.60    0.145   238.73
2032.70    0.141   237.96
2032.80    0.137   237.13
2032.90    0.132   236.25
2033.00    0.127   235.31
2033.10    0.123   234.29
2033.20    0.117   233.19
2033.30    0.112   231.98
2033.40    0.106   230.64
2033.50    0.101   229.16
2033.60    0.095   227.49
2033.70    0.088   225.60
2033.80    0.082   223.41
2033.90    0.076   220.85
2034.00    0.069   217.79
2034.10    0.062   214.07
2034.20    0.055   209.43






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 15:57:47



www.stella-vega.de