Double Star Calculator - Orbit

Orbital Elements for POT1A,BC

WDS:	POT1A,BC	WDS ID/Discoverer
P:	28124.900	Orbital period (years)
a:	52.7	Semi-major axis (arcseconds)
i:	92.2	Inclination (degrees)
Ω:	177.3	Longitude of ascending node (degrees)
T:	8357.600	Epoch of periastron passage (year)
e:	0.61	Eccentricity
ω:	233.7	Longitude of periastron (degrees)
Start-Year:	-12037.45	Year
End-Year:	16087.45	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for POT1A,BC
Position:	145015.72+235442.4	Epoch-2000 right ascension and declination
WDS-ID:	14503+2355	WDS designation
Discoverer Code:	POT1A,BC	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	130948	HD catalog number
Hipparcos number:	72567	Hipparcos catalog number
V1:	5.88	Magnitude of the primary
V2:	13.9	Magnitude of the secondary
Equinox:		Equinox
Date:	2009	Date of last observation
Orbit grade:	5	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Gns2013b	Reference

Double Star Orbit for POT1A,BC

WDS 6th Orbit including measures of POT1A,BC

-- 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 POT1A,BC

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    2.535    95.61
--------------------------
-12037.45   64.688   176.22
-11937.45   64.760   176.20
-11837.45   64.820   176.17
-11737.45   64.867   176.15
-11637.45   64.902   176.12
-11537.45   64.925   176.10
-11437.45   64.937   176.07
-11337.45   64.937   176.04
-11237.45   64.926   176.02
-11137.45   64.903   175.99
-11037.45   64.870   175.97
-10937.45   64.826   175.94
-10837.45   64.771   175.92
-10737.45   64.705   175.89
-10637.45   64.629   175.86
-10537.45   64.543   175.84
-10437.45   64.447   175.81
-10337.45   64.340   175.79
-10237.45   64.224   175.76
-10137.45   64.098   175.73
-10037.45   63.963   175.71
-9937.45   63.818   175.68
-9837.45   63.663   175.65
-9737.45   63.500   175.63
-9637.45   63.327   175.60
-9537.45   63.145   175.57
-9437.45   62.954   175.55
-9337.45   62.755   175.52
-9237.45   62.547   175.49
-9137.45   62.330   175.46
-9037.45   62.104   175.44
-8937.45   61.871   175.41
-8837.45   61.629   175.38
-8737.45   61.378   175.35
-8637.45   61.120   175.32
-8537.45   60.854   175.29
-8437.45   60.579   175.26
-8337.45   60.297   175.23
-8237.45   60.007   175.20
-8137.45   59.710   175.17
-8037.45   59.404   175.14
-7937.45   59.091   175.11
-7837.45   58.771   175.08
-7737.45   58.444   175.05
-7637.45   58.109   175.02
-7537.45   57.767   174.99
-7437.45   57.417   174.95
-7337.45   57.061   174.92
-7237.45   56.697   174.89
-7137.45   56.327   174.85
-7037.45   55.950   174.82
-6937.45   55.566   174.78
-6837.45   55.175   174.75
-6737.45   54.778   174.71
-6637.45   54.374   174.68
-6537.45   53.963   174.64
-6437.45   53.546   174.60
-6337.45   53.123   174.56
-6237.45   52.693   174.53
-6137.45   52.257   174.49
-6037.45   51.814   174.45
-5937.45   51.366   174.41
-5837.45   50.911   174.36
-5737.45   50.451   174.32
-5637.45   49.984   174.28
-5537.45   49.511   174.24
-5437.45   49.033   174.19
-5337.45   48.548   174.15
-5237.45   48.058   174.10
-5137.45   47.562   174.05
-5037.45   47.061   174.00
-4937.45   46.553   173.95
-4837.45   46.041   173.90
-4737.45   45.522   173.85
-4637.45   44.999   173.80
-4537.45   44.469   173.75
-4437.45   43.935   173.69
-4337.45   43.395   173.63
-4237.45   42.850   173.58
-4137.45   42.300   173.52
-4037.45   41.744   173.45
-3937.45   41.184   173.39
-3837.45   40.618   173.33
-3737.45   40.048   173.26
-3637.45   39.472   173.19
-3537.45   38.892   173.12
-3437.45   38.306   173.05
-3337.45   37.716   172.97
-3237.45   37.122   172.90
-3137.45   36.522   172.82
-3037.45   35.918   172.73
-2937.45   35.309   172.65
-2837.45   34.696   172.56
-2737.45   34.079   172.47
-2637.45   33.457   172.38
-2537.45   32.830   172.28
-2437.45   32.200   172.17
-2337.45   31.565   172.07
-2237.45   30.926   171.96
-2137.45   30.282   171.84
-2037.45   29.635   171.72
-1937.45   28.984   171.60
-1837.45   28.329   171.46
-1737.45   27.670   171.33
-1637.45   27.007   171.18
-1537.45   26.340   171.03
-1437.45   25.670   170.87
-1337.45   24.996   170.70
-1237.45   24.319   170.52
-1137.45   23.638   170.33
-1037.45   22.954   170.14
-937.45   22.267   169.92
-837.45   21.577   169.70
-737.45   20.883   169.46
-637.45   20.187   169.20
-537.45   19.487   168.93
-437.45   18.785   168.63
-337.45   18.081   168.31
-237.45   17.374   167.97
-137.45   16.665   167.60
-37.45   15.953   167.19
62.55   15.240   166.74
162.55   14.525   166.26
262.55   13.809   165.72
362.55   13.091   165.12
462.55   12.372   164.45
562.55   11.653   163.70
662.55   10.934   162.85
762.55   10.216   161.88
862.55    9.499   160.77
962.55    8.784   159.47
1062.55    8.073   157.95
1162.55    7.366   156.13
1262.55    6.668   153.93
1362.55    5.979   151.21
1462.55    5.307   147.80
1562.55    4.657   143.42
1662.55    4.042   137.67
1762.55    3.481   129.96
1862.55    3.005   119.57
1962.55    2.661   105.92
2062.55    2.503    89.45
2162.55    2.567    72.37
2262.55    2.838    57.35
2362.55    3.264    45.60
2462.55    3.793    36.83
2562.55    4.387    30.31
2662.55    5.023    25.40
2762.55    5.686    21.61
2862.55    6.367    18.62
2962.55    7.059    16.22
3062.55    7.760    14.24
3162.55    8.465    12.59
3262.55    9.173    11.20
3362.55    9.883    10.01
3462.55   10.592     8.98
3562.55   11.300     8.07
3662.55   12.006     7.28
3762.55   12.709     6.57
3862.55   13.408     5.93
3962.55   14.103     5.36
4062.55   14.791     4.84
4162.55   15.474     4.37
4262.55   16.149     3.94
4362.55   16.817     3.54
4462.55   17.475     3.17
4562.55   18.124     2.83
4662.55   18.762     2.51
4762.55   19.389     2.21
4862.55   20.002     1.94
4962.55   20.602     1.67
5062.55   21.186     1.43
5162.55   21.754     1.19
5262.55   22.304     0.97
5362.55   22.833     0.76
5462.55   23.342     0.55
5562.55   23.827     0.36
5662.55   24.287     0.17
5762.55   24.718   359.99
5862.55   25.120   359.82
5962.55   25.489   359.65
6062.55   25.823   359.48
6162.55   26.117   359.32
6262.55   26.369   359.17
6362.55   26.574   359.01
6462.55   26.728   358.86
6562.55   26.828   358.71
6662.55   26.866   358.56
6762.55   26.839   358.41
6862.55   26.740   358.26
6962.55   26.562   358.11
7062.55   26.299   357.95
7162.55   25.942   357.79
7262.55   25.485   357.63
7362.55   24.920   357.46
7462.55   24.238   357.28
7562.55   23.432   357.09
7662.55   22.496   356.89
7762.55   21.422   356.66
7862.55   20.208   356.41
7962.55   18.852   356.13
8062.55   17.356   355.80
8162.55   15.723   355.40
8262.55   13.964   354.91
8362.55   12.089   354.27
8462.55   10.115   353.39
8562.55    8.060   352.06
8662.55    5.947   349.81
8762.55    3.806   345.03
8862.55    1.730   328.40
8962.55    1.108   228.06
9062.55    3.040   194.01
9162.55    5.181   187.13
9262.55    7.325   184.28
9362.55    9.441   182.72
9462.55   11.518   181.73
9562.55   13.549   181.03
9662.55   15.530   180.52
9762.55   17.457   180.12
9862.55   19.329   179.80
9962.55   21.145   179.54
10062.55   22.905   179.31
10162.55   24.610   179.12
10262.55   26.260   178.96
10362.55   27.855   178.81
10462.55   29.399   178.68
10562.55   30.890   178.56
10662.55   32.332   178.45
10762.55   33.725   178.35
10862.55   35.071   178.26
10962.55   36.372   178.17
11062.55   37.628   178.09
11162.55   38.841   178.02
11262.55   40.012   177.95
11362.55   41.144   177.88
11462.55   42.236   177.82
11562.55   43.291   177.76
11662.55   44.310   177.71
11762.55   45.293   177.65
11862.55   46.241   177.60
11962.55   47.157   177.55
12062.55   48.040   177.50
12162.55   48.892   177.46
12262.55   49.714   177.41
12362.55   50.507   177.37
12462.55   51.271   177.33
12562.55   52.007   177.29
12662.55   52.716   177.25
12762.55   53.399   177.21
12862.55   54.056   177.17
12962.55   54.689   177.14
13062.55   55.297   177.10
13162.55   55.882   177.07
13262.55   56.444   177.03
13362.55   56.983   177.00
13462.55   57.501   176.96
13562.55   57.997   176.93
13662.55   58.472   176.90
13762.55   58.927   176.87
13862.55   59.362   176.84
13962.55   59.778   176.81
14062.55   60.175   176.78
14162.55   60.553   176.75
14262.55   60.913   176.72
14362.55   61.255   176.69
14462.55   61.580   176.66
14562.55   61.888   176.63
14662.55   62.179   176.60
14762.55   62.454   176.58
14862.55   62.712   176.55
14962.55   62.955   176.52
15062.55   63.183   176.49
15162.55   63.395   176.47
15262.55   63.593   176.44
15362.55   63.776   176.41
15462.55   63.944   176.39
15562.55   64.099   176.36
15662.55   64.239   176.33
15762.55   64.366   176.31
15862.55   64.480   176.28
15962.55   64.581   176.26
16062.55   64.669   176.23

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 17:09:19