19464+3201 KAM   3AB

 
 
19h 46m 24.02s +32 01' 00.4" P.A. 135.2 sep 5.68 mag 10.38,11.15 Sp M0.5V+M2V dist. 13.61 pc (44.4 l.y.)
 
 
Coord 2000
19464+3201
Discov num
KAM   3
Comp
AB
Coord arcsec 2000
19 46 24.02 +32 01 00.4
Date first
1935
Date last
2016
Obs
93
Pa first
135
Pa last
135
P.A. Now (θ)
135.2°
Sep first
2.2
Sep last
5.6
Sep. Now (ρ)
5.68"
Mag pri
10.38
Mag sec
11.15
delta mag (ΔM)
0.77
Spectral class
M0.5V+M2V (red/red)
Pri motion ra
+465
Sec motion ra
Pri motion dec
-393
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
19464+3201 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 68825 19464+3201 KAM 3 AB 1935 2016 93 135 5.7 10.38 11.15 0.77 Y <===
Show 68825 19464+3201 HEL 3 AC 1999 2002 5 169 15.8 10.38 14.90 4.52
Show 68825 19464+3201 HEL 3 BC 1999 2002 5 184 11.8 11.15 14.90 3.75
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
135.2
Precise sep
5.609
Constellation
Cygnus
SAO
68825
HIP
97292
HD
331161
GL
Gl 767A
BD
BD+31 3767
Distance
13.61
Distance ly
44.4
last precise pa
135.2
last precise sep
5.609
 
 
ORBITAL ELEMENTS
 
 
Period (P)452y± 91 Periastron (T)1879.3y± 28.7 Semi-major axis (a)4.2a± 0.5
Eccentricity (e)0.64± 0.19 Inclination (i)82.2°± 2.4 Longitude of periastron (ω)359.8°± 11.1
Node (Ω)318.3°± 1.3 Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2014
label rho theta
2000 5.151 134.3
2001 5.185 134.4
2002 5.219 134.4
2003 5.252 134.5
2004 5.285 134.5
2005 5.318 134.6
2006 5.350 134.6
2007 5.382 134.7
2008 5.413 134.7
2009 5.444 134.8
2010 5.475 134.8
2011 5.505 134.9
2012 5.535 134.9
2013 5.565 135.0
2014 5.594 135.0
2015 5.623 135.1
2016 5.652 135.1
2017 5.680 135.2
2018 5.708 135.2
2019 5.735 135.3
2020 5.762 135.3
2021 5.789 135.3
2022 5.815 135.4
2023 5.842 135.4
2024 5.867 135.5
2025 5.893 135.5
2026 5.918 135.6
2027 5.943 135.6
2028 5.967 135.6
2029 5.991 135.7
2030 6.015 135.7

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

grafico orbita





wds19464%2B3201b.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
19464+3201 KAM 3 AB 2007 69 135 5.4 10.94 11.66 M1 NVD 194623.93+320101.5
19464+3201 KAM 3 AB 2012 79 135 5.5 10.38 11.15 M0.5V+M2V NV 194623.93+320101.5
19464+3201 KAM 3 AB 2013 80 140 5.6 10.38 11.15 M0.5V+M2V NV 194623.93+320101.5
19464+3201 KAM 3 AB 2015 81 136 5.6 10.38 11.15 M0.5V+M2V NO 194623.93+320101.5
19464+3201 KAM 3 AB 2016 93 135 5.6 10.38 11.15 M0.5V+M2V NO 194624.02+320100.4

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