Double Star Calculator - Orbit

Orbital Elements for B1923

WDS:	B1923	WDS ID/Discoverer
P:	106.300	Orbital period (years)
a:	0.568	Semi-major axis (arcseconds)
i:	114.7	Inclination (degrees)
Ω:	42.4	Longitude of ascending node (degrees)
T:	2010.020	Epoch of periastron passage (year)
e:	0.384	Eccentricity
ω:	63.4	Longitude of periastron (degrees)
Start-Year:	1971.85	Year
End-Year:	2078.15	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for B1923
Position:	024127.29-712745.0	Epoch-2000 right ascension and declination
WDS-ID:	02415-7128	WDS designation
Discoverer Code:	B1923	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	17215	HD catalog number
Hipparcos number:	12548	Hipparcos catalog number
V1:	8.13	Magnitude of the primary
V2:	9.31	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2021	Date of last observation
Orbit grade:	4	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Tok2022e	Reference

Double Star Orbit for B1923

WDS 6th Orbit including measures of B1923

-- 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 B1923

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.503   229.37
--------------------------
1971.85    0.310   135.19
1972.85    0.307   130.76
1973.85    0.306   126.28
1974.85    0.306   121.77
1975.85    0.307   117.27
1976.85    0.310   112.84
1977.85    0.314   108.50
1978.85    0.319   104.28
1979.85    0.325   100.21
1980.85    0.332    96.30
1981.85    0.340    92.56
1982.85    0.348    89.00
1983.85    0.357    85.61
1984.85    0.366    82.38
1985.85    0.376    79.32
1986.85    0.385    76.41
1987.85    0.394    73.63
1988.85    0.403    70.98
1989.85    0.412    68.44
1990.85    0.419    66.00
1991.85    0.426    63.65
1992.85    0.432    61.36
1993.85    0.437    59.13
1994.85    0.440    56.95
1995.85    0.442    54.78
1996.85    0.442    52.63
1997.85    0.440    50.46
1998.85    0.436    48.27
1999.85    0.429    46.01
2000.85    0.419    43.67
2001.85    0.407    41.20
2002.85    0.391    38.56
2003.85    0.373    35.67
2004.85    0.351    32.46
2005.85    0.326    28.78
2006.85    0.299    24.47
2007.85    0.269    19.24
2008.85    0.239    12.69
2009.85    0.209     4.24
2010.85    0.182   353.10
2011.85    0.161   338.59
2012.85    0.151   321.02
2013.85    0.154   302.60
2014.85    0.170   286.28
2015.85    0.194   273.39
2016.85    0.224   263.68
2017.85    0.256   256.33
2018.85    0.290   250.65
2019.85    0.322   246.14
2020.85    0.354   242.45
2021.85    0.385   239.35
2022.85    0.413   236.70
2023.85    0.440   234.39
2024.85    0.465   232.33
2025.85    0.489   230.48
2026.85    0.510   228.79
2027.85    0.530   227.23
2028.85    0.547   225.78
2029.85    0.563   224.41
2030.85    0.577   223.11
2031.85    0.590   221.88
2032.85    0.601   220.69
2033.85    0.611   219.54
2034.85    0.619   218.42
2035.85    0.625   217.33
2036.85    0.631   216.27
2037.85    0.635   215.21
2038.85    0.638   214.17
2039.85    0.639   213.14
2040.85    0.640   212.11
2041.85    0.639   211.08
2042.85    0.638   210.04
2043.85    0.635   209.00
2044.85    0.632   207.95
2045.85    0.628   206.89
2046.85    0.623   205.81
2047.85    0.617   204.72
2048.85    0.610   203.60
2049.85    0.603   202.45
2050.85    0.595   201.28
2051.85    0.586   200.07
2052.85    0.577   198.82
2053.85    0.567   197.54
2054.85    0.557   196.20
2055.85    0.547   194.82
2056.85    0.535   193.38
2057.85    0.524   191.88
2058.85    0.512   190.31
2059.85    0.500   188.66
2060.85    0.488   186.93
2061.85    0.475   185.11
2062.85    0.462   183.19
2063.85    0.450   181.17
2064.85    0.437   179.02
2065.85    0.424   176.75
2066.85    0.412   174.34
2067.85    0.400   171.78
2068.85    0.388   169.06
2069.85    0.376   166.17
2070.85    0.365   163.10
2071.85    0.355   159.85
2072.85    0.345   156.41
2073.85    0.336   152.77
2074.85    0.328   148.95
2075.85    0.321   144.95
2076.85    0.316   140.80
2077.85    0.311   136.50

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 15:02:57