15136+3453 HO   60

 
 
15h 13m 35.21s +34 52' 54.8" P.A. 58.9 sep 0.22 mag 9.20,9.30 Sp F5 dist. 142.05 pc (463.37 l.y.)
 
 
Coord 2000
15136+3453
Discov num
HO   60
Comp
Coord arcsec 2000
15 13 35.21 +34 52 54.8
Date first
1885
Date last
2009
Obs
53
Pa first
38
Pa last
68
P.A. Now (θ)
58.9°
Sep first
0.4
Sep last
0.2
Sep. Now (ρ)
0.22"
Mag pri
9.20
Mag sec
9.30
delta mag (ΔM)
0.1
Spectral class
F5 (yellow-white)
Pri motion ra
-032
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
68.1
Precise sep
0.18
Constellation
Bootes
SAO
64567
HIP
74512
Tycho2
2566-00036-1
HD
135365
ADS
9547
BD
BD+35 2663
Distance
142.05
Distance ly
463.37
last precise pa
68.1
last precise sep
0.18
 
 
ORBITAL ELEMENTS
 
 
Period (P)195.61y Periastron (T)1972.18y Semi-major axis (a)0.314a
Eccentricity (e)0.562 Inclination (i)107.6° Longitude of periastron (ω)163.5°
Node (Ω)37.7° Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2009
label rho theta
2000 0.106 92.9
2001 0.112 89.1
2002 0.120 85.7
2003 0.127 82.8
2004 0.135 80.1
2005 0.142 77.7
2006 0.150 75.6
2007 0.158 73.7
2008 0.166 72.0
2009 0.174 70.4
2010 0.182 69.0
2011 0.189 67.6
2012 0.197 66.4
2013 0.205 65.3
2014 0.213 64.3
2015 0.220 63.3
2016 0.228 62.4
2017 0.235 61.5
2018 0.243 60.7
2019 0.250 60.0
2020 0.257 59.3
2021 0.264 58.6
2022 0.271 58.0
2023 0.278 57.4
2024 0.285 56.8
2025 0.291 56.3
2026 0.298 55.7
2027 0.304 55.2
2028 0.310 54.8
2029 0.317 54.3
2030 0.323 53.8

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

grafico orbita





wds15136%2B3453b.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
15136+3453 HO 60 2005 50 76 0.1 9.20 9.30 F5 NO 151335.21+345254.8
15136+3453 HO 60 2007 52 72 0.2 9.20 9.30 F5 NO 151335.21+345254.8
15136+3453 HO 60 2009 54 68 0.2 9.20 9.30 F5 NO 151335.21+345254.8

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