17119-0151 LPM 629

 
 
17h 11m 52.24s -01 51' 06.5" P.A. 290.7 sep 0.65 mag 11.00,11.20 Sp M dist. 10.18 pc (33.21 l.y.)
 
 
Coord 2000
17119-0151
Discov num
LPM 629
Comp
Coord arcsec 2000
17 11 52.24 -01 51 06.5
Date first
1948
Date last
2013
Obs
16
Pa first
112
Pa last
247
P.A. Now (θ)
290.7°
Sep first
0.6
Sep last
0.8
Sep. Now (ρ)
0.65"
Mag pri
11.00
Mag sec
11.20
delta mag (ΔM)
0.2
Spectral class
M (red)
Pri motion ra
-535
Sec motion ra
Pri motion dec
-326
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
246.6
Precise sep
0.77
Constellation
Ophiuchus
HIP
84123
GL
Gl 660A
Distance
10.18
Distance ly
33.21
last precise pa
246.6
last precise sep
0.77
 
 
ORBITAL ELEMENTS
 
 
Period (P)34.582y± 0.053 Periastron (T)1988.39y± 0.12 Semi-major axis (a)0.7663a± 0.0062
Eccentricity (e)0.183± 0.008 Inclination (i)20°± 2.1 Longitude of periastron (ω)210.3°± 7.5
Node (Ω)154.5°± 7.7 Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2013
label rho theta
2000 0.852 142.3
2001 0.871 149.9
2002 0.884 157.3
2003 0.893 164.4
2004 0.897 171.4
2005 0.896 178.5
2006 0.891 185.5
2007 0.882 192.7
2008 0.869 200.1
2009 0.853 207.7
2010 0.835 215.6
2011 0.815 223.9
2012 0.794 232.7
2013 0.773 241.9
2014 0.752 251.6
2015 0.732 261.9
2016 0.713 272.7
2017 0.696 284.1
2018 0.681 296.0
2019 0.666 308.4
2020 0.653 321.4
2021 0.639 335.0
2022 0.627 349.1
2023 0.616 3.7
2024 0.610 18.7
2025 0.611 33.9
2026 0.619 48.9
2027 0.635 63.3
2028 0.659 76.8
2029 0.688 89.2
2030 0.720 100.6

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

grafico orbita





wds17119-0151c.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
17119-0151 LPM 629 1990 12 52 0.3 11.00 11.20 M NO 171152.56-015103.5
17119-0151 LPM 629 2010 13 220 0.8 11.00 11.20 M NO 171152.56-015103.5
17119-0151 LPM 629 2013 16 247 0.8 11.00 11.20 M NO 171152.56-015103.5

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