02232-2952 BU  738

 
 
02H 23M 14.52S -29 52' 10.0" P.A. 211.7 SEP 1.99 MAG 7.60,7.97 SP G1V DIST. 39.02 PC (127.28 L.Y.)
 
 
Coord 2000
02232-2952
Discov num
BU  738
Comp
Coord arcsec 2000
02 23 14.52 -29 52 10.0
Date first
1879
Date last
2014
Obs
90
Pa first
183
Pa last
212
P.A. Now (θ)
211.7°
Sep first
0.6
Sep last
2.0
Sep. Now (ρ)
1.99"
Mag pri
7.60
Mag sec
7.97
delta mag (ΔM)
0.37
Spectral class
G1V (yellow)
Pri motion ra
-084
Sec motion ra
-084
Pri motion dec
-104
Sec motion dec
-104
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Fornax
SAO
193680
HIP
11131
Tycho2
6435-01940-1
HD
14882
CD
CD-30 852
CP
CP-30 287
Distance
39.02
Distance ly
127.28
last precise pa
211.9
last precise sep
1.956
 
 
ORBITAL ELEMENTS
 
 
Period (P)560y Periastron (T)1950.5y Semi-major axis (a)2.15a
Eccentricity (e)0.755 Inclination (i)95.6° Longitude of periastron (ω)32°
Node (Ω)30.5° Note Grade4(1=Definitive, 9=Indet.)
Equinox Last observation
label rho theta
2000 1.567 212.7
2001 1.595 212.6
2002 1.623 212.5
2003 1.650 212.5
2004 1.676 212.4
2005 1.703 212.3
2006 1.729 212.3
2007 1.754 212.2
2008 1.780 212.1
2009 1.804 212.1
2010 1.829 212.0
2011 1.853 212.0
2012 1.877 211.9
2013 1.901 211.9
2014 1.924 211.8
2015 1.947 211.8
2016 1.969 211.7
2017 1.992 211.7
2018 2.014 211.6
2019 2.035 211.6
2020 2.057 211.5
2021 2.078 211.5
2022 2.099 211.4
2023 2.120 211.4
2024 2.140 211.3
2025 2.160 211.3
2026 2.180 211.3
2027 2.200 211.2
2028 2.219 211.2
2029 2.238 211.2
2030 2.257 211.1

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