14545+1606 MEL   2Ba,Bb

 
 
14h 54m 30.38s +16 06' 08.2" P.A. 268 sep 0.1 mag 16.00,16.40 Sp M8.5+M9.0 dist. 9.65 pc (31.48 l.y.)
 
 
Coord 2000
14545+1606
Discov num
MEL   2
Comp
Ba,Bb
Coord arcsec 2000
14 54 30.38 +16 06 08.2
Date first
1999
Date last
2010
Obs
32
Pa first
48
Pa last
268
P.A. Now (θ)
268°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
16.00
Mag sec
16.40
delta mag (ΔM)
0.4
Spectral class
M8.5+M9.0 (red/red)
Pri motion ra
Sec motion ra
Pri motion dec
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
14545+1606 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show CE Boo 14545+1606 FRT 1 AB 1985 2008 10 35 4.9 8.69 16.00 7.31
Show 14545+1606 MEL 2 Ba,Bb 1999 2010 32 268 0.1 16.00 16.40 0.40 Y <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
267.6
Precise sep
0.059
Var name
CE Boo
Constellation
Bootes
HIP
72944
Tycho2
1478-00495-1
GL
Gl 569A
BD
BD+16 2708
Distance
9.65
Distance ly
31.48
last precise pa
267.6
last precise sep
0.059
 
 
ORBITAL ELEMENTS
 
 
Period (P)2.37y± 0.002 Periastron (T)2003.15y± 0.005 Semi-major axis (a)0.0908a± 0.0008
Eccentricity (e)0.31± 0.006 Inclination (i)33.6°± 1.3 Longitude of periastron (ω)77.4°± 1.7
Node (Ω)144.8°± 1.9 Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation2009
label rho theta
2000 0.094 82.3
2001 0.066 288.3
2002 0.100 43.3
2003 0.064 174.1
2004 0.102 7.7
2005 0.089 112.8
2006 0.091 329.9
2007 0.096 70.2
2008 0.056 258.3
2009 0.101 32.4
2010 0.074 151.0
2011 0.101 357.2
2012 0.092 99.4
2013 0.082 315.4
2014 0.097 58.6
2015 0.053 219.8
2016 0.102 21.9
2017 0.082 133.1
2018 0.099 346.3
2019 0.094 86.8
2020 0.071 296.7
2021 0.099 47.3
2022 0.060 184.5
2023 0.103 11.5
2024 0.087 117.9
2025 0.093 334.5
2026 0.095 74.6
2027 0.059 270.5
2028 0.101 36.3
2029 0.070 158.6
2030 0.102 1.1

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

grafico orbita





wds14545%2B1606b.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
14545+1606 MEL 2 Ba,Bb 2005 15 134 0.1 10.02 10.43 NOD 145430.38+160608.2
14545+1606 MEL 2 Ba,Bb 2010 32 268 0.1 16.00 16.40 M8.5+M9.0 NOD 145430.38+160608.2

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