01014+3535 COU 854

 
 
01H 01M 25.08S +35 34' 43.4" P.A. 352.1 SEP 0.14 MAG 9.95,9.52 SP F8 DIST. 150.38 PC (490.54 L.Y.)
 
 
Coord 2000
01014+3535
Discov num
COU 854
Comp
Coord arcsec 2000
01 01 25.08 +35 34 43.4
Date first
1972
Date last
2009
Obs
44
Pa first
60
Pa last
215
P.A. Now (θ)
352.1°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.14"
Mag pri
9.95
Mag sec
9.52
delta mag (ΔM)
0.43
Spectral class
F8 (yellow-white)
Pri motion ra
+032
Sec motion ra
Pri motion dec
-026
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Andromeda
SAO
54349
HIP
4783
Tycho2
2285-00592-1
HD
5955
BD
BD+34 164
Distance
150.38
Distance ly
490.54
last precise pa
214.6
last precise sep
0.154
 
 
ORBITAL ELEMENTS
 
 
Period (P)68.11y± 3.71 Periastron (T)1999.59y± 4.24 Semi-major axis (a)0.149a± 0.005
Eccentricity (e)0.123± 0.022 Inclination (i)150.4°± 7.7 Longitude of periastron (ω)127°± 21.4
Node (Ω)221.1°± 10.4 Note Grade3(1=Definitive, 9=Indet.)
Equinox Last observation2007
label rho theta
2000 0.121 87.3
2001 0.123 80.5
2002 0.125 74.0
2003 0.128 67.6
2004 0.130 61.6
2005 0.132 55.7
2006 0.134 50.0
2007 0.136 44.4
2008 0.137 39.0
2009 0.138 33.6
2010 0.139 28.4
2011 0.140 23.1
2012 0.140 18.0
2013 0.140 12.8
2014 0.140 7.6
2015 0.140 2.5
2016 0.140 357.3
2017 0.140 352.1
2018 0.139 346.9
2019 0.139 341.7
2020 0.139 336.5
2021 0.139 331.3
2022 0.140 326.1
2023 0.140 320.9
2024 0.141 315.8
2025 0.142 310.7
2026 0.143 305.7
2027 0.144 300.7
2028 0.145 295.9
2029 0.146 291.1
2030 0.148 286.4

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

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic