19458+2710 KUI  95AB

 
 
19h 45m 45.49s +27 07' 28.7" P.A. 56.5 sep 2.57 mag 13.60,14.60 Sp M4.5V
 
 
Coord 2000
19458+2710
Discov num
KUI  95
Comp
AB
Coord arcsec 2000
19 45 45.49 +27 07 28.7
Date first
1934
Date last
2013
Obs
16
Pa first
145
Pa last
60
P.A. Now (θ)
56.5°
Sep first
0.5
Sep last
2.1
Sep. Now (ρ)
2.57"
Mag pri
13.60
Mag sec
14.60
delta mag (ΔM)
1
Spectral class
M4.5V (red)
Pri motion ra
-000
Sec motion ra
Pri motion dec
-124
Sec motion dec
Notes
N O P (See Notes, Orbital solution, 100-year proper motion)
This double is physical.
 
 
19458+2710 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19458+2710 KUI 95 AB 1934 2013 16 56 2.6 13.60 14.60 1.00 Y <===
Show 19458+2710 LMP 43 AC 1999 2002 3 35 15.8 13.60 15.50 1.90
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
59.6
Precise sep
2.12
Constellation
Vulpecula
HIP
97237
last precise pa
59.6
last precise sep
2.12
 
 
ORBITAL ELEMENTS
 
 
Period (P)228y Periastron (T)1961y Semi-major axis (a)2.8a
Eccentricity (e)0.5 Inclination (i)78° Longitude of periastron (ω)179°
Node (Ω)67° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000 1.460 46.6
2001 1.532 47.6
2002 1.603 48.5
2003 1.674 49.3
2004 1.744 50.1
2005 1.812 50.8
2006 1.880 51.4
2007 1.947 52.1
2008 2.014 52.6
2009 2.079 53.2
2010 2.143 53.7
2011 2.206 54.1
2012 2.269 54.6
2013 2.330 55.0
2014 2.390 55.4
2015 2.449 55.8
2016 2.508 56.1
2017 2.565 56.5
2018 2.621 56.8
2019 2.676 57.1
2020 2.731 57.4
2021 2.784 57.7
2022 2.836 58.0
2023 2.887 58.3
2024 2.937 58.6
2025 2.986 58.8
2026 3.034 59.1
2027 3.081 59.3
2028 3.127 59.5
2029 3.173 59.7
2030 3.217 60.0

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

grafico orbita





wds19458%2B2710a.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
19458+2710 KUI 95 AB 2000 13 47 1.4 12.70 13.60 M4 NO 194545.24+270738.5
19458+2710 KUI 95 AB 2008 15 56 1.9 12.70 13.60 M4 NO 194545.24+270738.5
19458+2710 KUI 95 AB 2013 16 60 2.1 13.60 14.60 M4.5V NOP 194545.49+270728.7

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