01023+0552 A  2003

 
 
01H 02M 17.55S +05 51' 59.9" P.A. 289.8 SEP 0.12 MAG 10.30,9.32 SP G0 DIST. 135.69 PC (442.62 L.Y.)
 
 
Coord 2000
01023+0552
Discov num
A  2003
Comp
Coord arcsec 2000
01 02 17.55 +05 51 59.9
Date first
1909
Date last
1998
Obs
21
Pa first
303
Pa last
141
P.A. Now (θ)
289.8°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.12"
Mag pri
10.30
Mag sec
9.32
delta mag (ΔM)
0.98
Spectral class
G0 (yellow)
Pri motion ra
+101
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Pisces
HIP
4841
Tycho2
0025-00945-1
HD
6094
ADS
854
BD
BD+05 138
Distance
135.69
Distance ly
442.62
last precise pa
140.7
last precise sep
0.159
 
 
ORBITAL ELEMENTS
 
 
Period (P)82.72y± 1 Periastron (T)2004.87y± 1.15 Semi-major axis (a)0.197a± 0.002
Eccentricity (e)0.109± 0.007 Inclination (i)72.4°± 1 Longitude of periastron (ω)61.7°± 5
Node (Ω)133°± 1 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation1998
label rho theta
2000 0.148 145.1
2001 0.138 147.6
2002 0.128 150.4
2003 0.117 153.8
2004 0.106 157.9
2005 0.094 163.1
2006 0.082 169.6
2007 0.072 178.2
2008 0.063 189.6
2009 0.056 204.1
2010 0.054 221.2
2011 0.056 238.4
2012 0.062 253.2
2013 0.071 264.9
2014 0.081 273.8
2015 0.093 280.5
2016 0.105 285.7
2017 0.117 289.8
2018 0.128 293.2
2019 0.139 296.1
2020 0.149 298.5
2021 0.159 300.7
2022 0.168 302.6
2023 0.176 304.3
2024 0.183 305.8
2025 0.189 307.3
2026 0.195 308.7
2027 0.199 310.0
2028 0.202 311.3
2029 0.205 312.5
2030 0.206 313.7

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