08563-3707 RST2593

 
 
08h 56m 19.84s -37 07' 21.0" P.A. 325.4 sep 0.87 mag 6.94,10.79 Sp G1V dist. 40.8 pc (133.09 l.y.)
 
 
Coord 2000
08563-3707
Discov num
RST2593
Comp
Coord arcsec 2000
08 56 19.84 -37 07 21.0
Date first
1935
Date last
2017
Obs
19
Pa first
83
Pa last
325
P.A. Now (θ)
325.4°
Sep first
0.7
Sep last
0.9
Sep. Now (ρ)
0.87"
Mag pri
6.94
Mag sec
10.79
delta mag (ΔM)
3.85
Spectral class
G1V (yellow)
Pri motion ra
-169
Sec motion ra
-190
Pri motion dec
-009
Sec motion dec
+004
Notes
O (Orbital solution)
rPM=0.13 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
324.7
Precise sep
0.868
Constellation
Pyxis
SAO
199803
HIP
43880
Tycho2
7150-00791-1
HD
76668
CD
CD-36 5192
CP
CP-36 3111
Distance
40.8
Distance ly
133.09
last precise pa
324.7
last precise sep
0.868
 
 
ORBITAL ELEMENTS
 
 
Period (P)159.72y Periastron (T)2061.33y Semi-major axis (a)0.914a
Eccentricity (e)0.215 Inclination (i)143.3° Longitude of periastron (ω)351.6°
Node (Ω)190.1° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2011
label rho theta
2000 1.053 354.0
2001 1.046 352.6
2002 1.038 351.3
2003 1.030 349.9
2004 1.021 348.5
2005 1.012 347.1
2006 1.003 345.6
2007 0.993 344.1
2008 0.983 342.6
2009 0.973 341.1
2010 0.962 339.5
2011 0.951 337.9
2012 0.939 336.2
2013 0.928 334.6
2014 0.916 332.8
2015 0.904 331.0
2016 0.892 329.2
2017 0.879 327.3
2018 0.867 325.4
2019 0.854 323.4
2020 0.842 321.4
2021 0.829 319.2
2022 0.817 317.1
2023 0.804 314.8
2024 0.792 312.5
2025 0.780 310.1
2026 0.768 307.7
2027 0.757 305.1
2028 0.745 302.5
2029 0.735 299.8
2030 0.724 297.0

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

grafico orbita





wds08563-3707a.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
08563-3707 RST2593 1991 7 7 1.1 6.94 10.79 G1V D 085619.84-370721.0
08563-3707 RST2593 2009 9 340 1.0 6.94 10.79 G1V D 085619.84-370721.0
08563-3707 RST2593 2011 10 338 1.0 6.94 10.79 G1V OD 085619.84-370721.0
08563-3707 RST2593 2012 12 334 0.9 6.94 10.79 G1V O 085619.84-370721.0
08563-3707 RST2593 2015 14 329 0.9 6.94 10.79 G1V O 085619.84-370721.0
08563-3707 RST2593 2017 19 325 0.9 6.94 10.79 G1V O 085619.84-370721.0

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