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

Double Star Calculator - Orbit

- Revision:		$Rev: 1216 $
- Report created:		2025-07-11 16:56:02

Orbital Elements for CHR224BC

WDS:	CHR224BC	WDS ID/Discoverer
P:	52.170	Orbital period (years)
a:	0.2714	Semi-major axis (arcseconds)
i:	123.2	Inclination (degrees)
Ω:	85.4	Longitude of ascending node (degrees)
T:	2009.670	Epoch of periastron passage (year)
e:	0.92	Eccentricity
ω:	153.6	Longitude of periastron (degrees)
Start-Year:	1999.0	Year
End-Year:	2051.0	Year
Epoch:	2025.0	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for CHR224BC

Position:	040455.97-352647.3	Epoch-2000 right ascension and declination
WDS-ID:	04049-3527	WDS designation
Discoverer Code:	CHR224BC	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	25926B	HD catalog number
Hipparcos number:	19052B	Hipparcos catalog number
V1:	8.65	Magnitude of the primary
V2:	10.3	Magnitude of the secondary
Equinox:	2000	Equinox
Date:		Date of last observation
Orbit grade:	4	Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:	n	Flags

Double Star Orbit for CHR224BC

WDS 6th Orbit including measures of CHR224BC

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

Ephemeris of CHR224BC

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.406    106.3
-------------------------
1999.0     0.388     92.5
2000.0     0.370     91.7
2001.0     0.351     90.9
2002.0     0.330     90.0
2003.0     0.306     88.9
2004.0     0.279     87.6
2005.0     0.248     86.0
2006.0     0.213     84.0
2007.0     0.172     81.0
2008.0     0.122     75.9
2009.0     0.055     60.4
2010.0     0.027    220.5
2011.0     0.063    148.9
2012.0     0.105    132.7
2013.0     0.143    125.5
2014.0     0.177    121.2
2015.0     0.207    118.2
2016.0     0.235    116.0
2017.0     0.261    114.2
2018.0     0.284    112.7
2019.0     0.306    111.5
2020.0     0.326    110.4
2021.0     0.345    109.4
2022.0     0.362    108.6
2023.0     0.378    107.8
2024.0     0.392    107.0
2025.0     0.406    106.3
2026.0     0.418    105.7
2027.0     0.429    105.1
2028.0     0.439    104.5
2029.0     0.448    104.0
2030.0     0.456    103.4
2031.0     0.463    102.9
2032.0     0.469    102.4
2033.0     0.475    101.9
2034.0     0.479    101.4
2035.0     0.482    101.0
2036.0     0.484    100.5
2037.0     0.485    100.0
2038.0     0.486     99.6
2039.0     0.485     99.1
2040.0     0.483     98.6
2041.0     0.481     98.2
2042.0     0.477     97.7
2043.0     0.472     97.2
2044.0     0.466     96.7
2045.0     0.459     96.2
2046.0     0.451     95.7
2047.0     0.442     95.1
2048.0     0.431     94.6
2049.0     0.419     94.0
2050.0     0.405     93.3

Disclaimer

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.