01072+3839 A 1516 AB

 
 
01h 07m 09.16s +38 39' 01.7" P.A. 30.00 sep 0.2 mag 8.60,8.29 Sp F8 dist. 109.77 pc (358.07 l.y.)
 
 
Coord 2000 01072+3839 Discov num A  1516 Comp AB Coord arcsec 2000 01 07 09.16 +38 39 01.7
Date first 1907 Date last 2014 Obs 74
Pa first 335 Pa last 29.5 P.A. Now (θ) 91°
Sep first 0.2 Sep last 0.153 Sep. Now (ρ) 0.132"
Mag pri 8.60 Mag sec 8.29 delta mag (ΔM) 0.31 Spectral class F8 (yellow-white)
Pri motion ra +034 Sec motion ra
Pri motion dec -015 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
01072+3839 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 54434 01 07 09 +38 39 02 A 1516 AB 2014 74 30 0.2 8.60 8.29 0.31 Y <===
Show 54434 01 07 09 +38 39 02 STTA 11 AB,C 2014 33 164 59.3 7.62 8.77 1.15
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Andromeda SAO 54434 HIP 5249 Tycho2 2799-00984-1
Gaia DR2 370608402941216128 HD 6586 ADS 918 BD BD+37 210
Distance 109.77 Distance ly 358.07
 
 
ORBITAL ELEMENTS
 
 
Period (P)33.51y Periastron (T)1998.29y Semi-major axis (a)0.123a
Eccentricity (e)0.241 Inclination (i)3.3° Longitude of periastron (ω)208.4°
Node (Ω)3.1° Notesn ReferenceDoc2017i
Equinox2000 Last observation2014 Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 241.8 0.096
2001 258.4 0.099
2002 273.7 0.104
2003 287.6 0.109
2004 300.1 0.115
2005 311.4 0.121
2006 321.8 0.126
2007 331.2 0.132
2008 340.0 0.136
2009 348.2 0.140
2010 356.0 0.144
2011 3.4 0.147
2012 10.6 0.150
2013 17.5 0.151
2014 24.4 0.152
2015 31.2 0.153
2016 37.9 0.152
2017 44.8 0.151
2018 51.7 0.150
2019 58.9 0.147
2020 66.3 0.144
2021 74.0 0.141
2022 82.2 0.136
2023 91.0 0.132
2024 100.4 0.127
2025 110.7 0.121
2026 121.9 0.116
2027 134.3 0.110
2028 148.0 0.105
2029 163.1 0.100
2030 179.6 0.096


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds01072%2B3839e.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic