17592-3656 HJ 5000AB (V1647 Sgr)

 
 
17h 59m 13.45s -36 56' 19.8" P.A. 102.3 sep 7.4 mag 7.10,8.96 Sp A3III dist. 122.7 pc (400.25 l.y.)
 
 
Coord 2000
17592-3656
Discov num
HJ 5000
Comp
AB
Coord arcsec 2000
17 59 13.45 -36 56 19.8
Date first
1834
Date last
2016
Obs
18
Pa first
117
Pa last
103
P.A. Now (θ)
102.3°
Sep first
6.0
Sep last
7.7
Sep. Now (ρ)
7.4"
Mag pri
7.10
Mag sec
8.96
delta mag (ΔM)
1.86
Spectral class
A3III (white)
Pri motion ra
+011
Sec motion ra
+011
Pri motion dec
-010
Sec motion dec
-010
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
17592-3656 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show V1647 Sgr 209552 17592-3656 HJ 5000 AB 1834 2016 18 102 7.4 7.10 8.96 1.86 Y <===
Show 209552 17592-3656 HJ 5000 AC 1998 2010 3 45 88.8 7.10 11.20 4.10
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
103.1
Precise sep
7.67
Var name
V1647 Sgr
Constellation
Sagittarius
SAO
209552
HIP
88069
Tycho2
7390-01395-1
HD
163708
CD
CD-3612064
CP
CP-36 7843
Distance
122.7
Distance ly
400.25
last precise pa
103.1
last precise sep
7.67
 
 
ORBITAL ELEMENTS
 
 
Period (P)1219.7y± 83.4 Periastron (T)1778.4y± 76.2 Semi-major axis (a)14.36a± 6.08
Eccentricity (e)0.841± 0.027 Inclination (i)94.7°± 8.5 Longitude of periastron (ω)269.4°± 21.2
Node (Ω)113.8°± 12.7 Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000 7.584 103.2
2001 7.575 103.1
2002 7.565 103.1
2003 7.556 103.1
2004 7.546 103.0
2005 7.537 103.0
2006 7.527 102.9
2007 7.517 102.9
2008 7.507 102.8
2009 7.497 102.8
2010 7.487 102.7
2011 7.477 102.7
2012 7.467 102.6
2013 7.456 102.6
2014 7.446 102.5
2015 7.435 102.5
2016 7.425 102.4
2017 7.414 102.4
2018 7.403 102.3
2019 7.393 102.3
2020 7.382 102.2
2021 7.371 102.2
2022 7.360 102.1
2023 7.349 102.1
2024 7.338 102.0
2025 7.326 102.0
2026 7.315 101.9
2027 7.304 101.9
2028 7.292 101.8
2029 7.281 101.8
2030 7.269 101.7

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

grafico orbita





wds17592-3656a.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
17592-3656 HJ 5000 AB 2010 16 101 7.3 7.10 8.96 A3III N D 175913.45-365619.8
17592-3656 HJ 5000 AB 2016 18 103 7.7 7.10 8.96 A3III NO 175913.45-365619.8

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