16003+1140 A  1639AB

 
 
16h 00m 16.25s +11 40' 12.6" P.A. 95.8 sep 0.24 mag 9.82,11.15 Sp G0 dist. 177.3 pc (578.35 l.y.)
 
 
Coord 2000
16003+1140
Discov num
A  1639
Comp
AB
Coord arcsec 2000
16 00 16.25 +11 40 12.6
Date first
1907
Date last
2009
Obs
14
Pa first
337
Pa last
84
P.A. Now (θ)
95.8°
Sep first
0.3
Sep last
0.2
Sep. Now (ρ)
0.24"
Mag pri
9.82
Mag sec
11.15
delta mag (ΔM)
1.33
Spectral class
G0 (yellow)
Pri motion ra
+018
Sec motion ra
+018
Pri motion dec
-032
Sec motion dec
-032
Notes
O (Orbital solution)
This double is physical.
 
 
16003+1140 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 101864 16003+1140 A 1639 AB 1907 2009 14 96 0.2 9.82 11.15 1.33 Y <===
Show 101864 16003+1140 STF1992 AB,C 1830 2015 51 326 5.9 9.46 9.72 0.26
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
84
Precise sep
0.237
Constellation
Serpens
SAO
101864
HIP
78394
Tycho2
0952-01078-1
HD
143480
ADS
9872
BD
BD+12 2930
Distance
177.3
Distance ly
578.35
last precise pa
84
last precise sep
0.237
 
 
ORBITAL ELEMENTS
 
 
Period (P)314y Periastron (T)1938y Semi-major axis (a)0.291a
Eccentricity (e)0 Inclination (i)35.8° Longitude of periastron (ω)
Node (Ω)5.1° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2009
label rho theta
2000 0.242 72.2
2001 0.242 73.5
2002 0.241 74.9
2003 0.240 76.2
2004 0.240 77.6
2005 0.239 79.0
2006 0.239 80.4
2007 0.238 81.8
2008 0.238 83.1
2009 0.237 84.5
2010 0.237 85.9
2011 0.237 87.3
2012 0.237 88.7
2013 0.236 90.2
2014 0.236 91.6
2015 0.236 93.0
2016 0.236 94.4
2017 0.236 95.8
2018 0.236 97.2
2019 0.236 98.6
2020 0.236 100.0
2021 0.237 101.5
2022 0.237 102.9
2023 0.237 104.3
2024 0.237 105.7
2025 0.238 107.1
2026 0.238 108.4
2027 0.239 109.8
2028 0.239 111.2
2029 0.240 112.6
2030 0.240 114.0

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

grafico orbita





wds16003%2B1140a.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
16003+1140 A 1639 AB 2006 12 81 0.2 9.82 11.15 G0 160016.25+114012.6
16003+1140 A 1639 AB 2009 13 84 0.2 9.82 11.15 G0 160016.25+114012.6

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