10110+7508 KUI  47

 
 
10h 10m 58.77s +75 08' 28.5" P.A. 123.40 sep 2.0 mag 10.32,10.39 Sp M0 dist. 21.53 pc (70.23 l.y.)
 
 
Coord 2000
10110+7508
Discov num
KUI  47
Comp
Coord arcsec 2000
10 10 58.77 +75 08 28.5
Date first
1936
Date last
2017
Obs
58
Pa first
158
Pa last
121
P.A. Now (θ)
123.4°
Sep first
1.3
Sep last
2.0
Sep. Now (ρ)
2.03"
Mag pri
10.32
Mag sec
10.39
delta mag (ΔM)
0.07
Spectral class
M0 (red)
Pri motion ra
+228
Sec motion ra
+228
Pri motion dec
+252
Sec motion dec
+252
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
121.1
Precise sep
1.955
Constellation
Draco
SAO
7063
HIP
49868
Tycho2
4542-00134-1
GL
Gl 379A
BD
BD+75 403
Distance
21.53
Distance ly
70.23
last precise pa
121.1
last precise sep
1.955
 
 
ORBITAL ELEMENTS
 
 
Period (P)236.3323y± 24.8421 Periastron (T)1955.2427y± 0.287 Semi-major axis (a)1.91216a± 0.20681
Eccentricity (e)0.94664± 0.01216 Inclination (i)52.428°± 3.554 Longitude of periastron (ω)288.009°± 3.712
Node (Ω)16.417°± 4.186 Note Grade5(1=Definitive, 9=Indet.)
Equinox Last observation2015
label rho theta
2000 1.678 116.8
2001 1.698 117.1
2002 1.717 117.5
2003 1.736 117.9
2004 1.755 118.2
2005 1.774 118.6
2006 1.792 118.9
2007 1.809 119.3
2008 1.827 119.6
2009 1.844 119.9
2010 1.861 120.2
2011 1.878 120.6
2012 1.894 120.9
2013 1.910 121.2
2014 1.926 121.5
2015 1.942 121.8
2016 1.957 122.0
2017 1.972 122.3
2018 1.987 122.6
2019 2.001 122.9
2020 2.016 123.2
2021 2.030 123.4
2022 2.043 123.7
2023 2.057 123.9
2024 2.070 124.2
2025 2.083 124.5
2026 2.096 124.7
2027 2.108 125.0
2028 2.121 125.2
2029 2.133 125.4
2030 2.145 125.7


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



 
 


wds10110%2B7508b.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
10110+7508 KUI 47 2007 49 119 1.8 10.32 10.39 M0 NOD 101058.77+750828.5
10110+7508 KUI 47 2010 50 120 1.8 10.32 10.39 M0 NOD 101058.77+750828.5
10110+7508 KUI 47 2012 51 121 1.8 10.32 10.39 M0 NO 101058.77+750828.5
10110+7508 KUI 47 2015 52 122 1.7 10.32 10.39 M0 NO 101058.77+750828.5
10110+7508 KUI 47 2017 54 121 2.0 10.32 10.39 M0 NO 101058.77+750828.5

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