01129+5136 HDS 160 (V1012 Cas)

 
 
01H 12M 53.87S +51 36' 09.0" P.A. 140.3 SEP 0.1 MAG 7.50,9.80 SP A5 DIST. 94.79 PC (309.2 L.Y.)
 
 
Coord 2000
01129+5136
Discov num
HDS 160
Comp
Coord arcsec 2000
01 12 53.87 +51 36 09.0
Date first
1991
Date last
2013
Obs
16
Pa first
348
Pa last
107
P.A. Now (θ)
140.3°
Sep first
0.2
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
7.50
Mag sec
9.80
delta mag (ΔM)
2.3
Spectral class
A5 (white)
Pri motion ra
+031
Sec motion ra
Pri motion dec
-066
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name
V1012 Cas
Constellation
Cassiopeia
SAO
22094
HIP
5674
Tycho2
3276-00378-1
HD
7169
BD
BD+50 238
Distance
94.79
Distance ly
309.2
last precise pa
107.1
last precise sep
0.1
 
 
ORBITAL ELEMENTS
 
 
Period (P)46.56y Periastron (T)2029.98y Semi-major axis (a)0.192a
Eccentricity (e)0.408 Inclination (i)66.2° Longitude of periastron (ω)239.2°
Node (Ω)27° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2010
label rho theta
2000 0.218 42.4
2001 0.213 44.7
2002 0.207 47.1
2003 0.200 49.6
2004 0.192 52.3
2005 0.183 55.3
2006 0.174 58.6
2007 0.164 62.2
2008 0.154 66.4
2009 0.144 71.2
2010 0.133 76.6
2011 0.124 83.0
2012 0.115 90.4
2013 0.108 98.9
2014 0.102 108.4
2015 0.099 118.8
2016 0.098 129.6
2017 0.100 140.3
2018 0.105 150.4
2019 0.110 159.5
2020 0.117 167.6
2021 0.125 174.8
2022 0.132 181.1
2023 0.137 186.9
2024 0.141 192.3
2025 0.142 197.6
2026 0.138 202.9
2027 0.129 208.8
2028 0.114 215.8
2029 0.094 225.5
2030 0.070 241.5

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