Double Star Calculator - Orbit

Orbital Elements for VYS2B

WDS:	VYS2B	WDS ID/Discoverer
P:	15.000	Orbital period (years)
a:	0.348	Semi-major axis (arcseconds)
i:	47.0	Inclination (degrees)
Ω:	175.0	Longitude of ascending node (degrees)
T:	2010.000	Epoch of periastron passage (year)
e:	0.083	Eccentricity
ω:	347.0	Longitude of periastron (degrees)
Start-Year:	2017.5	Year
End-Year:	2032.5	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for VYS2B
Position:	003229.43+671408.4	Epoch-2000 right ascension and declination
WDS-ID:	00321+6715	WDS designation
Discoverer Code:	VYS2B	Discover designation and components
ADS number:	440	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	2552B	Hipparcos catalog number
V1:	12.20	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:	2000	Equinox
Date:		Date of last observation
Orbit grade:	9	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Ana2011	Reference

Double Star Orbit for VYS2B

WDS 6th Orbit including measures of VYS2B

-- 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 VYS2B

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.304   195.78
--------------------------
2017.50    0.372   346.05
2017.60    0.373   347.48
2017.70    0.374   348.89
2017.80    0.375   350.30
2017.90    0.376   351.70
2018.00    0.376   353.09
2018.10    0.376   354.49
2018.20    0.376   355.89
2018.30    0.375   357.29
2018.40    0.374   358.70
2018.50    0.373     0.11
2018.60    0.372     1.53
2018.70    0.370     2.97
2018.80    0.368     4.43
2018.90    0.365     5.90
2019.00    0.363     7.39
2019.10    0.360     8.90
2019.20    0.357    10.44
2019.30    0.353    12.01
2019.40    0.349    13.61
2019.50    0.346    15.25
2019.60    0.341    16.92
2019.70    0.337    18.64
2019.80    0.332    20.40
2019.90    0.328    22.21
2020.00    0.323    24.08
2020.10    0.318    26.00
2020.20    0.313    27.99
2020.30    0.308    30.04
2020.40    0.302    32.17
2020.50    0.297    34.37
2020.60    0.291    36.65
2020.70    0.286    39.02
2020.80    0.281    41.48
2020.90    0.276    44.04
2021.00    0.270    46.69
2021.10    0.265    49.44
2021.20    0.261    52.30
2021.30    0.256    55.26
2021.40    0.252    58.33
2021.50    0.248    61.50
2021.60    0.244    64.77
2021.70    0.241    68.13
2021.80    0.238    71.58
2021.90    0.235    75.11
2022.00    0.234    78.70
2022.10    0.232    82.35
2022.20    0.231    86.03
2022.30    0.231    89.74
2022.40    0.231    93.44
2022.50    0.232    97.14
2022.60    0.233   100.81
2022.70    0.234   104.43
2022.80    0.236   108.00
2022.90    0.239   111.50
2023.00    0.242   114.92
2023.10    0.245   118.25
2023.20    0.249   121.50
2023.30    0.252   124.65
2023.40    0.256   127.70
2023.50    0.261   130.66
2023.60    0.265   133.52
2023.70    0.269   136.30
2023.80    0.273   138.98
2023.90    0.278   141.58
2024.00    0.282   144.10
2024.10    0.286   146.55
2024.20    0.290   148.92
2024.30    0.294   151.23
2024.40    0.298   153.49
2024.50    0.301   155.69
2024.60    0.305   157.84
2024.70    0.308   159.94
2024.80    0.310   162.01
2024.90    0.313   164.05
2025.00    0.315   166.05
2025.10    0.316   168.03
2025.20    0.318   170.00
2025.30    0.319   171.95
2025.40    0.320   173.89
2025.50    0.320   175.82
2025.60    0.320   177.75
2025.70    0.319   179.68
2025.80    0.319   181.62
2025.90    0.317   183.58
2026.00    0.316   185.55
2026.10    0.314   187.53
2026.20    0.312   189.55
2026.30    0.310   191.59
2026.40    0.307   193.66
2026.50    0.304   195.78
2026.60    0.301   197.93
2026.70    0.298   200.14
2026.80    0.294   202.39
2026.90    0.291   204.70
2027.00    0.287   207.07
2027.10    0.283   209.50
2027.20    0.279   212.00
2027.30    0.275   214.57
2027.40    0.271   217.22
2027.50    0.267   219.94
2027.60    0.264   222.75
2027.70    0.260   225.63
2027.80    0.257   228.59
2027.90    0.253   231.63
2028.00    0.250   234.74
2028.10    0.248   237.93
2028.20    0.245   241.18
2028.30    0.243   244.49
2028.40    0.242   247.84
2028.50    0.241   251.24
2028.60    0.240   254.67
2028.70    0.239   258.11
2028.80    0.240   261.55
2028.90    0.240   264.98
2029.00    0.241   268.39
2029.10    0.243   271.77
2029.20    0.245   275.10
2029.30    0.247   278.37
2029.40    0.250   281.58
2029.50    0.253   284.71
2029.60    0.256   287.77
2029.70    0.260   290.74
2029.80    0.264   293.62
2029.90    0.268   296.42
2030.00    0.272   299.13
2030.10    0.277   301.75
2030.20    0.282   304.28
2030.30    0.286   306.73
2030.40    0.291   309.10
2030.50    0.296   311.38
2030.60    0.301   313.60
2030.70    0.306   315.74
2030.80    0.311   317.81
2030.90    0.316   319.82
2031.00    0.321   321.77
2031.10    0.326   323.66
2031.20    0.330   325.50
2031.30    0.335   327.29
2031.40    0.339   329.03
2031.50    0.343   330.73
2031.60    0.347   332.39
2031.70    0.351   334.02
2031.80    0.354   335.61
2031.90    0.357   337.17
2032.00    0.360   338.70
2032.10    0.363   340.21
2032.20    0.366   341.70
2032.30    0.368   343.17
2032.40    0.370   344.62

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 14:40:33