01259-4754 RST  33AB

 
 
01h 25m 56.10s -47 53' 55.9" P.A. 297.00 sep 1.1 mag 8.13,9.77 Sp K0V dist. 37.68 pc (122.91 l.y.)
 
 
Coord 2000
01259-4754
Discov num
RST  33
Comp
AB
Coord arcsec 2000
01 25 56.10 -47 53 55.9
Date first
1928
Date last
2010
Obs
39
Pa first
227
Pa last
297
P.A. Now (θ)
297°
Sep first
0.5
Sep last
1.1
Sep. Now (ρ)
1.1"
Mag pri
8.13
Mag sec
9.77
delta mag (ΔM)
1.64
Spectral class
K0V (yellow-orange)
Pri motion ra
-019
Sec motion ra
-019
Pri motion dec
-130
Sec motion dec
-130
Notes
O (Orbital solution)
Visually invisible, K-band or other infrared star This double is physical.
 
 
01259-4754 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 215503 01259-4754 RST 33 AB 1928 2010 39 297 1.1 8.13 9.77 1.64 Y <===
Show 215503 01259-4754 KPP4348 AC 1998 2015 3 2 18.4 8.60 14.30 5.70
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
297
Precise sep
1.093
Constellation
Phoenix
SAO
215503
HIP
6693
Tycho2
8036-00856-1
HD
8821
CD
CD-48 367
CP
CP-48 165
Distance
37.68
Distance ly
122.91
last precise pa
297
last precise sep
1.093
 
 
ORBITAL ELEMENTS
 
 
Period (P)175.3379y± 9.2102 Periastron (T)1951.4746y± 0.6665 Semi-major axis (a)0.91477a± 0.04416
Eccentricity (e)0.79785± 0.02203 Inclination (i)123.438°± 2.86 Longitude of periastron (ω)67.124°± 2.903
Node (Ω)155.63°± 2.555 Note Grade4(1=Definitive, 9=Indet.)
Equinox Last observation2010
label rho theta
2000 1.080 301.8
2001 1.084 301.3
2002 1.087 300.9
2003 1.090 300.4
2004 1.093 299.9
2005 1.096 299.4
2006 1.098 298.9
2007 1.100 298.5
2008 1.102 298.0
2009 1.103 297.5
2010 1.104 297.1
2011 1.105 296.6
2012 1.106 296.1
2013 1.106 295.7
2014 1.107 295.2
2015 1.107 294.7
2016 1.107 294.3
2017 1.106 293.8
2018 1.106 293.3
2019 1.105 292.9
2020 1.104 292.4
2021 1.103 291.9
2022 1.102 291.5
2023 1.100 291.0
2024 1.098 290.5
2025 1.097 290.0
2026 1.094 289.6
2027 1.092 289.1
2028 1.090 288.6
2029 1.087 288.1
2030 1.084 287.6

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






wds01259-4754b.png orbit plot
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
01259-4754 RST 33 AB 2010 39 297 1.1 8.13 9.77 K0V O 012556.10-475355.9

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