Double Star Calculator - Orbit

Orbital Elements for MCA24

WDS:	MCA24	WDS ID/Discoverer
P:	13.013	Orbital period (years)
a:	0.046	Semi-major axis (arcseconds)
i:	116.0	Inclination (degrees)
Ω:	51.655	Longitude of ascending node (degrees)
T:	1928.727	Epoch of periastron passage (year)
e:	0.738	Eccentricity
ω:	125.53	Longitude of periastron (degrees)
Start-Year:	2018.4935	Year
End-Year:	2031.5065	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for MCA24
Position:	060327.36+194126.2	Epoch-2000 right ascension and declination
WDS-ID:	06035+1941	WDS designation
Discoverer Code:	MCA24	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	41040	HD catalog number
Hipparcos number:	28691	Hipparcos catalog number
V1:	5.14	Magnitude of the primary
V2:	6.1	Magnitude of the secondary
Equinox:		Equinox
Date:		Date of last observation
Orbit grade:	2	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	JAA2023	Reference

Double Star Orbit for MCA24

WDS 6th Orbit including measures of MCA24

-- 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 MCA24

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.055    82.19
--------------------------
2018.49    0.039    53.08
2018.59    0.037    51.87
2018.69    0.035    50.54
2018.79    0.033    49.03
2018.89    0.030    47.30
2018.99    0.028    45.25
2019.09    0.025    42.77
2019.19    0.022    39.63
2019.29    0.019    35.41
2019.39    0.015    29.23
2019.49    0.011    18.93
2019.59    0.008   358.20
2019.69    0.006   314.39
2019.79    0.007   270.13
2019.89    0.011   248.30
2019.99    0.013   236.38
2020.09    0.015   228.16
2020.19    0.017   221.55
2020.29    0.018   215.76
2020.39    0.018   210.40
2020.49    0.019   205.29
2020.59    0.019   200.33
2020.69    0.019   195.46
2020.79    0.019   190.64
2020.89    0.019   185.89
2020.99    0.019   181.19
2021.09    0.019   176.56
2021.19    0.020   172.02
2021.29    0.020   167.58
2021.39    0.020   163.27
2021.49    0.021   159.10
2021.59    0.021   155.09
2021.69    0.021   151.25
2021.79    0.022   147.57
2021.89    0.023   144.08
2021.99    0.023   140.76
2022.09    0.024   137.62
2022.19    0.024   134.65
2022.29    0.025   131.85
2022.39    0.026   129.20
2022.49    0.027   126.69
2022.59    0.027   124.33
2022.69    0.028   122.10
2022.79    0.029   120.00
2022.89    0.030   118.01
2022.99    0.031   116.12
2023.09    0.032   114.33
2023.19    0.032   112.64
2023.29    0.033   111.03
2023.39    0.034   109.50
2023.49    0.035   108.04
2023.59    0.036   106.65
2023.69    0.037   105.32
2023.79    0.037   104.06
2023.89    0.038   102.84
2023.99    0.039   101.68
2024.09    0.040   100.57
2024.19    0.041    99.49
2024.29    0.041    98.46
2024.39    0.042    97.47
2024.49    0.043    96.52
2024.59    0.044    95.59
2024.69    0.044    94.70
2024.79    0.045    93.84
2024.89    0.046    93.00
2024.99    0.047    92.19
2025.09    0.047    91.41
2025.19    0.048    90.64
2025.29    0.049    89.90
2025.39    0.049    89.18
2025.49    0.050    88.47
2025.59    0.051    87.78
2025.69    0.051    87.11
2025.79    0.052    86.46
2025.89    0.052    85.82
2025.99    0.053    85.19
2026.09    0.053    84.58
2026.19    0.054    83.97
2026.29    0.054    83.38
2026.39    0.055    82.80
2026.49    0.055    82.23
2026.59    0.056    81.67
2026.69    0.056    81.12
2026.79    0.057    80.57
2026.89    0.057    80.03
2026.99    0.057    79.50
2027.09    0.058    78.98
2027.19    0.058    78.46
2027.29    0.058    77.95
2027.39    0.059    77.44
2027.49    0.059    76.94
2027.59    0.059    76.44
2027.69    0.059    75.94
2027.79    0.059    75.45
2027.89    0.060    74.96
2027.99    0.060    74.47
2028.09    0.060    73.99
2028.19    0.060    73.51
2028.29    0.060    73.02
2028.39    0.060    72.54
2028.49    0.060    72.06
2028.59    0.060    71.58
2028.69    0.060    71.09
2028.79    0.060    70.61
2028.89    0.060    70.12
2028.99    0.059    69.63
2029.09    0.059    69.14
2029.19    0.059    68.64
2029.29    0.059    68.14
2029.39    0.058    67.64
2029.49    0.058    67.13
2029.59    0.058    66.61
2029.69    0.057    66.08
2029.79    0.057    65.55
2029.89    0.056    65.01
2029.99    0.056    64.45
2030.09    0.055    63.88
2030.19    0.054    63.31
2030.29    0.054    62.71
2030.39    0.053    62.10
2030.49    0.052    61.47
2030.59    0.051    60.81
2030.69    0.050    60.14
2030.79    0.049    59.43
2030.89    0.048    58.69
2030.99    0.047    57.92
2031.09    0.045    57.10
2031.19    0.044    56.23
2031.29    0.042    55.30
2031.39    0.041    54.31
2031.49    0.039    53.22

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 15:43:37