17119-0151 LPM 629

 
 
17h 11m 52.24s -01 51' 06.5" P.A. 308.1 sep 0.66 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)
308.1°
Sep first
0.6
Sep last
0.8
Sep. Now (ρ)
0.66"
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)34.6y± 0.2 Periastron (T)2023.09y± 1.05 Semi-major axis (a)0.753a± 0.008
Eccentricity (e)0.16± 0.01 Inclination (i)14.7°± 2.5 Longitude of periastron (ω)193.3°± 10
Node (Ω)170.8°± 5 Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2018
label rho theta
2000 0.818 139.0
2001 0.836 147.3
2002 0.850 155.2
2003 0.862 162.9
2004 0.869 170.4
2005 0.872 177.8
2006 0.872 185.2
2007 0.867 192.7
2008 0.859 200.2
2009 0.848 208.0
2010 0.833 215.9
2011 0.817 224.2
2012 0.798 232.9
2013 0.777 241.9
2014 0.756 251.5
2015 0.735 261.7
2016 0.715 272.4
2017 0.696 283.7
2018 0.679 295.6
2019 0.664 308.1
2020 0.652 321.1
2021 0.643 334.6
2022 0.636 348.4
2023 0.632 2.4
2024 0.631 16.6
2025 0.634 30.7
2026 0.641 44.6
2027 0.653 58.0
2028 0.669 71.0
2029 0.689 83.2
2030 0.711 94.7

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

grafico orbita





wds17119-0151e.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.