Double Star Calculator - Orbit

Orbital Elements for JNN19

WDS:	JNN19	WDS ID/Discoverer
P:	20.000	Orbital period (years)
a:	0.148	Semi-major axis (arcseconds)
i:	48.0	Inclination (degrees)
Ω:	132.5	Longitude of ascending node (degrees)
T:	2031.160	Epoch of periastron passage (year)
e:	0.54	Eccentricity
ω:	236.3	Longitude of periastron (degrees)
Start-Year:	2015.0	Year
End-Year:	2035.0	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for JNN19
Position:	022554.51+174646.6	Epoch-2000 right ascension and declination
WDS-ID:	02259+1747	WDS designation
Discoverer Code:	JNN19	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	15.0	Magnitude of the primary
V2:	16.1	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2016	Date of last observation
Orbit grade:	5	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Jnn2022	Reference

Double Star Orbit for JNN19

WDS 6th Orbit including measures of JNN19

-- 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 JNN19

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.120   232.08
--------------------------
2015.00    0.161   137.02
2015.10    0.163   137.87
2015.20    0.165   138.70
2015.30    0.166   139.51
2015.40    0.168   140.30
2015.50    0.170   141.08
2015.60    0.171   141.84
2015.70    0.173   142.59
2015.80    0.174   143.33
2015.90    0.176   144.05
2016.00    0.177   144.76
2016.10    0.178   145.47
2016.20    0.179   146.16
2016.30    0.181   146.84
2016.40    0.182   147.52
2016.50    0.183   148.19
2016.60    0.184   148.85
2016.70    0.184   149.51
2016.80    0.185   150.16
2016.90    0.186   150.80
2017.00    0.187   151.44
2017.10    0.187   152.08
2017.20    0.188   152.71
2017.30    0.188   153.34
2017.40    0.189   153.96
2017.50    0.189   154.58
2017.60    0.190   155.20
2017.70    0.190   155.81
2017.80    0.190   156.43
2017.90    0.191   157.04
2018.00    0.191   157.65
2018.10    0.191   158.26
2018.20    0.191   158.87
2018.30    0.191   159.47
2018.40    0.191   160.08
2018.50    0.191   160.69
2018.60    0.191   161.29
2018.70    0.191   161.90
2018.80    0.191   162.51
2018.90    0.191   163.12
2019.00    0.191   163.73
2019.10    0.191   164.34
2019.20    0.190   164.95
2019.30    0.190   165.56
2019.40    0.190   166.18
2019.50    0.189   166.80
2019.60    0.189   167.42
2019.70    0.188   168.04
2019.80    0.188   168.67
2019.90    0.188   169.30
2020.00    0.187   169.93
2020.10    0.187   170.57
2020.20    0.186   171.21
2020.30    0.185   171.85
2020.40    0.185   172.50
2020.50    0.184   173.15
2020.60    0.183   173.81
2020.70    0.183   174.48
2020.80    0.182   175.14
2020.90    0.181   175.82
2021.00    0.180   176.50
2021.10    0.180   177.18
2021.20    0.179   177.87
2021.30    0.178   178.57
2021.40    0.177   179.27
2021.50    0.176   179.99
2021.60    0.175   180.70
2021.70    0.174   181.43
2021.80    0.173   182.17
2021.90    0.172   182.91
2022.00    0.171   183.66
2022.10    0.170   184.42
2022.20    0.169   185.19
2022.30    0.168   185.96
2022.40    0.167   186.75
2022.50    0.166   187.55
2022.60    0.165   188.36
2022.70    0.164   189.18
2022.80    0.163   190.01
2022.90    0.162   190.85
2023.00    0.161   191.70
2023.10    0.160   192.56
2023.20    0.159   193.44
2023.30    0.157   194.33
2023.40    0.156   195.23
2023.50    0.155   196.15
2023.60    0.154   197.08
2023.70    0.153   198.03
2023.80    0.151   198.99
2023.90    0.150   199.96
2024.00    0.149   200.95
2024.10    0.148   201.96
2024.20    0.147   202.98
2024.30    0.145   204.02
2024.40    0.144   205.08
2024.50    0.143   206.16
2024.60    0.142   207.25
2024.70    0.141   208.36
2024.80    0.139   209.50
2024.90    0.138   210.65
2025.00    0.137   211.82
2025.10    0.136   213.01
2025.20    0.135   214.23
2025.30    0.134   215.46
2025.40    0.132   216.72
2025.50    0.131   218.00
2025.60    0.130   219.30
2025.70    0.129   220.62
2025.80    0.128   221.97
2025.90    0.127   223.34
2026.00    0.126   224.73
2026.10    0.125   226.15
2026.20    0.123   227.60
2026.30    0.122   229.07
2026.40    0.121   230.56
2026.50    0.120   232.08
2026.60    0.119   233.62
2026.70    0.118   235.19
2026.80    0.117   236.79
2026.90    0.117   238.41
2027.00    0.116   240.06
2027.10    0.115   241.73
2027.20    0.114   243.43
2027.30    0.113   245.16
2027.40    0.112   246.91
2027.50    0.111   248.69
2027.60    0.111   250.49
2027.70    0.110   252.32
2027.80    0.109   254.18
2027.90    0.108   256.06
2028.00    0.107   257.97
2028.10    0.107   259.91
2028.20    0.106   261.87
2028.30    0.105   263.86
2028.40    0.105   265.88
2028.50    0.104   267.92
2028.60    0.103   270.00
2028.70    0.102   272.11
2028.80    0.101   274.24
2028.90    0.101   276.42
2029.00    0.100   278.63
2029.10    0.099   280.88
2029.20    0.098   283.17
2029.30    0.097   285.51
2029.40    0.096   287.91
2029.50    0.095   290.36
2029.60    0.093   292.87
2029.70    0.092   295.46
2029.80    0.090   298.14
2029.90    0.089   300.91
2030.00    0.087   303.80
2030.10    0.085   306.82
2030.20    0.082   310.00
2030.30    0.080   313.36
2030.40    0.077   316.94
2030.50    0.075   320.79
2030.60    0.072   324.95
2030.70    0.068   329.49
2030.80    0.065   334.49
2030.90    0.062   340.02
2031.00    0.058   346.19
2031.10    0.055   353.09
2031.20    0.052     0.76
2031.30    0.050     9.22
2031.40    0.049    18.36
2031.50    0.048    27.95
2031.60    0.048    37.67
2031.70    0.049    47.14
2031.80    0.051    56.03
2031.90    0.054    64.14
2032.00    0.057    71.39
2032.10    0.061    77.80
2032.20    0.065    83.44
2032.30    0.069    88.39
2032.40    0.074    92.76
2032.50    0.078    96.63
2032.60    0.082   100.08
2032.70    0.087   103.17
2032.80    0.091   105.97
2032.90    0.096   108.51
2033.00    0.100   110.84
2033.10    0.104   112.98
2033.20    0.108   114.95
2033.30    0.112   116.79
2033.40    0.116   118.51
2033.50    0.119   120.12
2033.60    0.123   121.64
2033.70    0.126   123.07
2033.80    0.129   124.43
2033.90    0.133   125.72
2034.00    0.136   126.96
2034.10    0.139   128.13
2034.20    0.142   129.27
2034.30    0.144   130.35
2034.40    0.147   131.40
2034.50    0.149   132.41
2034.60    0.152   133.39
2034.70    0.154   134.34
2034.80    0.157   135.26
2034.90    0.159   136.15

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 15:00:12