Double Star Calculator - Results

WARNING: Invalid or missing GAIA IDs


Measurements for STF 1110 AB

WDS ID      Discovr     Comp  #    Sep      PA       Epoch      Obs  Telescope     Camera    Note
-------------------------------------------------------------------------------------------------
07346+3153  STF 1110    AB    1    5.53"    51.9°    B2023.305  HWI  120/900 APO   ASI120MC  
07346+3153  STF 1110    AB    1    5.68"    49.0°    B2025.059  HWI  120/900 APO   ASI678MM  
07346+3153  STF 1110    AB    2    5.64"    49.21°   B2026.166  HWI  120/900 APO   ASI678MM

*07346+3153 STF 1110    AB    1    5.62"    49.23°   B2026.166  HWI  120/900 APO   ASI678MM
*07346+3153 STF 1110    AB    1    5.65"    49.18°   B2026.166  HWI  120/900 APO   ASI678MM

-- Image of STF-1110-AB-taken with Equinox 120/900 APO --


WDS record for STF 1110 AB
wds_id                       : 07346+3153
discoverer_code              : STF
discoverer_number            : 1110
discoverer_components        : AB
date_first                   : 1778
date_last                    : 2023
num_of_obs                   : 1520
pa_first                     : 303
pa_last                      : 51
sep_first                    : 5.2
sep_last                     : 5.4
mag_primary                  : 1.93
mag_secondary                : 2.97
spectral_type                : A1V+A4Vm
primary_proper_motion_RA     : -206
primary_proper_motion_DEC    : -148
secondary_proper_motion_RA   : -206
secondary_proper_motion_DEC  : -148
dm_number                    : +32 1581
notes                        : NO V
precise_coordinate           : 073435.86+315317.8
                             : 07:34:35.86 +31:53:17.8

WDS Notes:
----------
N: Notes found in WDSNOT MEMO of WDS
O: Orbit described in WDSNOT MEMO and has entry in Orbit Catalog
V: Proper motion or other technique: physical


Orbital Elements for STF 1110 AB
WDS: STF 1110 AB WDS ID/Discoverer
P: 459.100 Orbital period (years)
a: 6.722 Semi-major axis (arcseconds)
i: 115.107 Inclination (degrees)
Ω: 41.304 Longitude of ascending node (degrees)
T: 1959.590 Epoch of periastron passage (year)
e: 0.3382 Eccentricity
ω: 251.84 Argument of periastron (degrees)
Start-Year: 1795.450 Year
End-Year: 2254.550 Year
Epoch: 2016.0 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for STF 1110 AB
Position: 073435.86+315317.8 Epoch-2000 right ascension and declination
WDS-ID: 07346+3153 WDS designation
Discoverer Code: STF 1110 AB Discover designation and components
ADS number: 6175 Aitken Double Star catalog
HD number: 60178 HD catalog number
Hipparcos number: 36850 Hipparcos catalog number
V1: 1.93 Magnitude of the primary
V2: 2.97 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2021 Date of last observation
Orbit grade: 3 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
8 = Interferometric
9 = Astrometric
Flags: n Flags
Ephemerides: Ephemerides
Code: CIA2022d Reference

Double Star Orbit for STF 1110 AB



WDS 6th Orbit including measures of STF 1110 AB

-- 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 STF 1110 AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2016.00    5.093    54.03
--------------------------
1795.00    3.828   289.45
1796.00    3.842   288.49
1797.00    3.857   287.54
1798.00    3.872   286.59
1799.00    3.888   285.65
1800.00    3.905   284.72
1801.00    3.923   283.79
1802.00    3.941   282.88
1803.00    3.959   281.97
1804.00    3.979   281.07
1805.00    3.998   280.18
1806.00    4.019   279.30
1807.00    4.040   278.43
1808.00    4.061   277.57
1809.00    4.083   276.72
1810.00    4.106   275.87
1811.00    4.129   275.04
1812.00    4.152   274.21
1813.00    4.176   273.40
1814.00    4.200   272.59
1815.00    4.225   271.79
1816.00    4.250   271.00
1817.00    4.275   270.23
1818.00    4.301   269.46
1819.00    4.327   268.70
1820.00    4.353   267.94
1821.00    4.379   267.20
1822.00    4.406   266.47
1823.00    4.433   265.74
1824.00    4.460   265.03
1825.00    4.487   264.32
1826.00    4.515   263.62
1827.00    4.542   262.93
1828.00    4.570   262.25
1829.00    4.598   261.58
1830.00    4.626   260.91
1831.00    4.654   260.26
1832.00    4.682   259.61
1833.00    4.710   258.97
1834.00    4.738   258.33
1835.00    4.766   257.71
1836.00    4.794   257.09
1837.00    4.822   256.47
1838.00    4.850   255.87
1839.00    4.878   255.27
1840.00    4.905   254.68
1841.00    4.933   254.10
1842.00    4.960   253.52
1843.00    4.988   252.95
1844.00    5.015   252.38
1845.00    5.042   251.82
1846.00    5.068   251.27
1847.00    5.095   250.72
1848.00    5.121   250.18
1849.00    5.147   249.64
1850.00    5.172   249.11
1851.00    5.198   248.58
1852.00    5.222   248.06
1853.00    5.247   247.54
1854.00    5.271   247.03
1855.00    5.295   246.53
1856.00    5.318   246.02
1857.00    5.341   245.53
1858.00    5.364   245.03
1859.00    5.386   244.54
1860.00    5.407   244.06
1861.00    5.429   243.57
1862.00    5.449   243.10
1863.00    5.469   242.62
1864.00    5.488   242.15
1865.00    5.507   241.68
1866.00    5.525   241.22
1867.00    5.543   240.75
1868.00    5.560   240.30
1869.00    5.576   239.84
1870.00    5.592   239.39
1871.00    5.607   238.93
1872.00    5.621   238.49
1873.00    5.634   238.04
1874.00    5.647   237.59
1875.00    5.659   237.15
1876.00    5.670   236.71
1877.00    5.680   236.27
1878.00    5.690   235.83
1879.00    5.698   235.40
1880.00    5.706   234.96
1881.00    5.712   234.53
1882.00    5.718   234.09
1883.00    5.723   233.66
1884.00    5.727   233.23
1885.00    5.729   232.80
1886.00    5.731   232.37
1887.00    5.732   231.94
1888.00    5.732   231.51
1889.00    5.730   231.08
1890.00    5.728   230.65
1891.00    5.724   230.21
1892.00    5.719   229.78
1893.00    5.713   229.35
1894.00    5.706   228.91
1895.00    5.697   228.48
1896.00    5.688   228.04
1897.00    5.677   227.60
1898.00    5.664   227.16
1899.00    5.651   226.72
1900.00    5.636   226.28
1901.00    5.619   225.83
1902.00    5.602   225.38
1903.00    5.583   224.93
1904.00    5.562   224.47
1905.00    5.540   224.01
1906.00    5.517   223.55
1907.00    5.492   223.09
1908.00    5.465   222.61
1909.00    5.437   222.14
1910.00    5.408   221.66
1911.00    5.377   221.17
1912.00    5.344   220.68
1913.00    5.310   220.18
1914.00    5.274   219.67
1915.00    5.237   219.16
1916.00    5.198   218.64
1917.00    5.157   218.11
1918.00    5.114   217.58
1919.00    5.070   217.03
1920.00    5.025   216.48
1921.00    4.977   215.91
1922.00    4.928   215.33
1923.00    4.878   214.75
1924.00    4.825   214.14
1925.00    4.771   213.53
1926.00    4.716   212.90
1927.00    4.658   212.26
1928.00    4.599   211.60
1929.00    4.539   210.92
1930.00    4.477   210.22
1931.00    4.413   209.51
1932.00    4.348   208.77
1933.00    4.281   208.01
1934.00    4.213   207.22
1935.00    4.143   206.41
1936.00    4.072   205.58
1937.00    3.999   204.71
1938.00    3.926   203.81
1939.00    3.851   202.87
1940.00    3.775   201.90
1941.00    3.698   200.88
1942.00    3.620   199.83
1943.00    3.541   198.72
1944.00    3.462   197.57
1945.00    3.382   196.36
1946.00    3.301   195.09
1947.00    3.220   193.76
1948.00    3.139   192.36
1949.00    3.058   190.89
1950.00    2.978   189.34
1951.00    2.897   187.70
1952.00    2.818   185.96
1953.00    2.739   184.13
1954.00    2.662   182.19
1955.00    2.586   180.13
1956.00    2.512   177.95
1957.00    2.440   175.64
1958.00    2.371   173.20
1959.00    2.304   170.61
1960.00    2.242   167.87
1961.00    2.183   164.98
1962.00    2.129   161.93
1963.00    2.080   158.73
1964.00    2.036   155.39
1965.00    1.998   151.91
1966.00    1.966   148.31
1967.00    1.941   144.60
1968.00    1.924   140.81
1969.00    1.913   136.96
1970.00    1.910   133.09
1971.00    1.915   129.22
1972.00    1.927   125.38
1973.00    1.947   121.61
1974.00    1.973   117.92
1975.00    2.007   114.35
1976.00    2.046   110.90
1977.00    2.092   107.59
1978.00    2.143   104.44
1979.00    2.199   101.43
1980.00    2.259    98.58
1981.00    2.323    95.89
1982.00    2.391    93.34
1983.00    2.462    90.94
1984.00    2.536    88.67
1985.00    2.612    86.53
1986.00    2.691    84.52
1987.00    2.771    82.62
1988.00    2.852    80.83
1989.00    2.934    79.14
1990.00    3.018    77.54
1991.00    3.102    76.03
1992.00    3.187    74.60
1993.00    3.272    73.24
1994.00    3.357    71.96
1995.00    3.443    70.73
1996.00    3.528    69.57
1997.00    3.613    68.46
1998.00    3.698    67.40
1999.00    3.782    66.39
2000.00    3.866    65.42
2001.00    3.949    64.49
2002.00    4.032    63.60
2003.00    4.114    62.75
2004.00    4.195    61.93
2005.00    4.275    61.14
2006.00    4.354    60.38
2007.00    4.433    59.65
2008.00    4.510    58.94
2009.00    4.587    58.26
2010.00    4.663    57.60
2011.00    4.737    56.96
2012.00    4.810    56.33
2013.00    4.883    55.73
2014.00    4.954    55.15
2015.00    5.024    54.58
2016.00    5.093    54.03
2017.00    5.161    53.49
2018.00    5.227    52.96
2019.00    5.293    52.45
2020.00    5.357    51.95
2021.00    5.420    51.47
2022.00    5.482    50.99
2023.00    5.542    50.52
2024.00    5.602    50.07
2025.00    5.660    49.62
2026.00    5.717    49.18
2027.00    5.772    48.76
2028.00    5.827    48.34
2029.00    5.880    47.92
2030.00    5.932    47.52
2031.00    5.983    47.12
2032.00    6.033    46.73
2033.00    6.082    46.34
2034.00    6.129    45.96
2035.00    6.175    45.59
2036.00    6.220    45.22
2037.00    6.264    44.86
2038.00    6.306    44.50
2039.00    6.348    44.14
2040.00    6.388    43.80
2041.00    6.427    43.45
2042.00    6.465    43.11
2043.00    6.502    42.77
2044.00    6.538    42.44
2045.00    6.573    42.11
2046.00    6.606    41.79
2047.00    6.639    41.46
2048.00    6.670    41.14
2049.00    6.701    40.83
2050.00    6.730    40.51
2051.00    6.758    40.20
2052.00    6.785    39.89
2053.00    6.811    39.59
2054.00    6.837    39.28
2055.00    6.861    38.98
2056.00    6.884    38.68
2057.00    6.906    38.39
2058.00    6.927    38.09
2059.00    6.947    37.80
2060.00    6.966    37.50
2061.00    6.984    37.21
2062.00    7.002    36.92
2063.00    7.018    36.63
2064.00    7.033    36.35
2065.00    7.048    36.06
2066.00    7.061    35.78
2067.00    7.074    35.50
2068.00    7.086    35.21
2069.00    7.097    34.93
2070.00    7.107    34.65
2071.00    7.116    34.37
2072.00    7.124    34.09
2073.00    7.132    33.81
2074.00    7.138    33.54
2075.00    7.144    33.26
2076.00    7.149    32.98
2077.00    7.153    32.71
2078.00    7.157    32.43
2079.00    7.159    32.15
2080.00    7.161    31.88
2081.00    7.162    31.60
2082.00    7.163    31.33
2083.00    7.162    31.05
2084.00    7.161    30.77
2085.00    7.159    30.50
2086.00    7.157    30.22
2087.00    7.153    29.94
2088.00    7.149    29.67
2089.00    7.144    29.39
2090.00    7.139    29.11
2091.00    7.133    28.84
2092.00    7.126    28.56
2093.00    7.119    28.28
2094.00    7.111    28.00
2095.00    7.102    27.72
2096.00    7.092    27.44
2097.00    7.083    27.16
2098.00    7.072    26.87
2099.00    7.061    26.59
2100.00    7.049    26.31
2101.00    7.036    26.02
2102.00    7.023    25.74
2103.00    7.010    25.45
2104.00    6.996    25.16
2105.00    6.981    24.87
2106.00    6.966    24.58
2107.00    6.950    24.29
2108.00    6.934    23.99
2109.00    6.917    23.70
2110.00    6.899    23.40
2111.00    6.881    23.10
2112.00    6.863    22.80
2113.00    6.844    22.50
2114.00    6.825    22.20
2115.00    6.805    21.89
2116.00    6.784    21.59
2117.00    6.764    21.28
2118.00    6.742    20.97
2119.00    6.721    20.66
2120.00    6.698    20.34
2121.00    6.676    20.03
2122.00    6.653    19.71
2123.00    6.629    19.39
2124.00    6.605    19.06
2125.00    6.581    18.74
2126.00    6.557    18.41
2127.00    6.532    18.08
2128.00    6.506    17.75
2129.00    6.480    17.41
2130.00    6.454    17.07
2131.00    6.428    16.73
2132.00    6.401    16.39
2133.00    6.374    16.04
2134.00    6.346    15.69
2135.00    6.318    15.34
2136.00    6.290    14.98
2137.00    6.262    14.62
2138.00    6.233    14.26
2139.00    6.204    13.90
2140.00    6.174    13.53
2141.00    6.145    13.15
2142.00    6.115    12.78
2143.00    6.085    12.40
2144.00    6.054    12.01
2145.00    6.024    11.62
2146.00    5.993    11.23
2147.00    5.962    10.84
2148.00    5.931    10.44
2149.00    5.899    10.03
2150.00    5.867     9.62
2151.00    5.836     9.21
2152.00    5.804     8.79
2153.00    5.771     8.37
2154.00    5.739     7.94
2155.00    5.707     7.51
2156.00    5.674     7.07
2157.00    5.641     6.63
2158.00    5.608     6.19
2159.00    5.575     5.73
2160.00    5.542     5.27
2161.00    5.509     4.81
2162.00    5.476     4.34
2163.00    5.442     3.87
2164.00    5.409     3.39
2165.00    5.375     2.90
2166.00    5.342     2.41
2167.00    5.308     1.91
2168.00    5.275     1.40
2169.00    5.241     0.89
2170.00    5.208     0.37
2171.00    5.174   359.85
2172.00    5.141   359.32
2173.00    5.107   358.78
2174.00    5.074   358.23
2175.00    5.041   357.68
2176.00    5.007   357.12
2177.00    4.974   356.55
2178.00    4.941   355.97
2179.00    4.908   355.39
2180.00    4.875   354.80
2181.00    4.843   354.20
2182.00    4.810   353.59
2183.00    4.778   352.98
2184.00    4.746   352.35
2185.00    4.714   351.72
2186.00    4.682   351.08
2187.00    4.651   350.43
2188.00    4.619   349.77
2189.00    4.588   349.10
2190.00    4.558   348.43
2191.00    4.527   347.74
2192.00    4.497   347.05
2193.00    4.467   346.34
2194.00    4.438   345.63
2195.00    4.409   344.91
2196.00    4.380   344.17
2197.00    4.351   343.43
2198.00    4.323   342.68
2199.00    4.296   341.92
2200.00    4.269   341.14
2201.00    4.242   340.36
2202.00    4.216   339.57
2203.00    4.190   338.77
2204.00    4.165   337.96
2205.00    4.140   337.14
2206.00    4.116   336.31
2207.00    4.092   335.47
2208.00    4.069   334.62
2209.00    4.047   333.76
2210.00    4.025   332.89
2211.00    4.004   332.01
2212.00    3.983   331.13
2213.00    3.963   330.23
2214.00    3.944   329.33
2215.00    3.925   328.41
2216.00    3.907   327.49
2217.00    3.890   326.56
2218.00    3.873   325.62
2219.00    3.857   324.67
2220.00    3.842   323.72
2221.00    3.828   322.75
2222.00    3.814   321.79
2223.00    3.802   320.81
2224.00    3.790   319.83
2225.00    3.779   318.84
2226.00    3.768   317.85
2227.00    3.759   316.85
2228.00    3.750   315.84
2229.00    3.743   314.84
2230.00    3.736   313.82
2231.00    3.729   312.81
2232.00    3.724   311.79
2233.00    3.720   310.77
2234.00    3.716   309.75
2235.00    3.714   308.72
2236.00    3.712   307.69
2237.00    3.711   306.67
2238.00    3.711   305.64
2239.00    3.712   304.61
2240.00    3.714   303.59
2241.00    3.717   302.56
2242.00    3.720   301.54
2243.00    3.724   300.52
2244.00    3.730   299.50
2245.00    3.736   298.48
2246.00    3.743   297.47
2247.00    3.750   296.46
2248.00    3.759   295.46
2249.00    3.768   294.46
2250.00    3.778   293.47
2251.00    3.789   292.48
2252.00    3.801   291.50
2253.00    3.813   290.52
2254.00    3.827   289.55
2255.00    3.841   288.59





Observation Date:


Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2026. 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 makes use of data from the European Space Agency (ESA) mission Gaia, processed by the Gaia Data Processing and Analysis Consortium (DPAC). Funding for the DPAC has been provided by national institutions, in particular the institutions participating in the Gaia Multilateral Agreement. Additionally, it incorporates data from the Washington Double Star Catalog, maintained at the U.S. Naval Observatory, and makes use of the Aladin Sky Atlas developed at CDS, Strasbourg Observatory, France. This research has made use of the SIMBAD database, operated at CDS, Strasbourg, France.


Report Information
Double Star Calculator: Version 1.2 ($Rev: 2591 $)
Report created: 2026-09-09 08:28:42 +0200



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