Content-Type: text/html; charset=UTF-8 Double Star Calculator - Orbital Elements

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 18:15:49

Orbital Elements for SEE170AB
WDS: SEE170AB WDS ID/Discoverer
P: 27.510 Orbital period (years)
a: 0.166 Semi-major axis (arcseconds)
i: 61.9 Inclination (degrees)
Ω: 101.6 Longitude of ascending node (degrees)
T: 2022.175 Epoch of periastron passage (year)
e: 0.661 Eccentricity
ω: 197.4 Longitude of periastron (degrees)
Start-Year: 2012.0 Year
End-Year: 2038.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for SEE170AB
Position: 131217.63-595513.9 Epoch-2000 right ascension and declination
WDS-ID: 13123-5955 WDS designation
Discoverer Code: SEE170AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 114529 HD catalog number
Hipparcos number: 64425 Hipparcos catalog number
V1: 5.3 Magnitude of the primary
V2: 6.0 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2022 Date of last observation
Orbit grade: 2 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for SEE170AB



WDS 6th Orbit including measures of SEE170AB

Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)


Ephemeris of SEE170AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.105     76.2
-------------------------
2012.0     0.234    117.1
2013.0     0.219    119.6
2014.0     0.202    122.5
2015.0     0.181    126.0
2016.0     0.158    130.4
2017.0     0.132    136.5
2018.0     0.104    145.8
2019.0     0.076    162.2
2020.0     0.054    194.6
2021.0     0.053    243.0
2022.0     0.057    282.8
2023.0     0.036    346.6
2024.0     0.062     56.7
2025.0     0.105     76.2
2026.0     0.142     84.7
2027.0     0.174     89.8
2028.0     0.199     93.5
2029.0     0.220     96.4
2030.0     0.237     98.8
2031.0     0.250    101.0
2032.0     0.259    102.9
2033.0     0.265    104.8
2034.0     0.268    106.6
2035.0     0.268    108.3
2036.0     0.266    110.1
2037.0     0.260    112.0






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 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.


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