01334-4354 HDS 205

 
 
01h 33m 26.53s -43 54' 05.1" P.A. 190 sep 0.1 mag 8.39,9.22 Sp K0/K1V dist. 38.08 pc (124.22 l.y.)
 
 
Coord 2000
01334-4354
Discov num
HDS 205
Comp
Coord arcsec 2000
01 33 26.53 -43 54 05.1
Date first
1991
Date last
2016
Obs
17
Pa first
185
Pa last
190
P.A. Now (θ)
190°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
8.39
Mag sec
9.22
delta mag (ΔM)
0.83
Spectral class
K0/K1V (yellow-orange)
Pri motion ra
+224
Sec motion ra
Pri motion dec
+064
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Phoenix
SAO
215556
HIP
7254
Tycho2
7548-00451-1
HD
9619
GL
NN 3099
CD
CD-44 434
CP
CP-44 187
Distance
38.08
Distance ly
124.22
last precise pa
189.6
last precise sep
0.147
 
 
ORBITAL ELEMENTS
 
 
Period (P)7.766y± 0.041 Periastron (T)2011.025y± 0.014 Semi-major axis (a)0.1308a± 0.0013
Eccentricity (e)0.493± 0.012 Inclination (i)65.5°± 0.6 Longitude of periastron (ω)115.5°± 1.1
Node (Ω)198°± 0.8 Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000 0.131 169.1
2001 0.148 183.3
2002 0.127 197.6
2003 0.033 258.7
2004 0.091 28.0
2005 0.079 65.7
2006 0.077 117.4
2007 0.106 153.6
2008 0.138 172.8
2009 0.148 186.4
2010 0.112 202.2
2011 0.035 331.6
2012 0.092 36.0
2013 0.075 77.0
2014 0.082 128.1
2015 0.115 159.1
2016 0.143 176.2
2017 0.145 189.5
2018 0.093 208.6
2019 0.061 3.0
2020 0.089 44.1
2021 0.073 89.4
2022 0.088 137.3
2023 0.122 163.8
2024 0.146 179.4
2025 0.139 192.8
2026 0.068 219.2
2027 0.080 16.5
2028 0.085 53.0
2029 0.073 102.0
2030 0.096 145.2

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
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01334-4354 HDS 205 1991 1 185 0.1 8.39 9.22 K0/K1V 013326.53-435405.1
01334-4354 HDS 205 2008 4 184 0.1 8.39 9.22 K0/K1V 013326.53-435405.1
01334-4354 HDS 205 2010 5 343 0.0 8.39 9.22 K0/K1V 013326.53-435405.1
01334-4354 HDS 205 2012 11 74 0.1 8.39 9.22 K0/K1V 013326.53-435405.1
01334-4354 HDS 205 2015 14 159 0.1 8.39 9.22 K0/K1V 013326.53-435405.1

If you need more information about this double, apply for a data request form to the WDS.