13400+3759 HU  897AB

 
 
13h 39m 59.07s +37 58' 43.2" P.A. 57.9 sep 0.36 mag 10.49,10.37 Sp F8 dist. 201.21 pc (656.35 l.y.)
 
 
Coord 2000
13400+3759
Discov num
HU  897
Comp
AB
Coord arcsec 2000
13 39 59.07 +37 58 43.2
Date first
1905
Date last
2010
Obs
32
Pa first
339
Pa last
51
P.A. Now (θ)
57.9°
Sep first
0.5
Sep last
0.4
Sep. Now (ρ)
0.36"
Mag pri
10.49
Mag sec
10.37
delta mag (ΔM)
0.12
Spectral class
F8 (yellow-white)
Pri motion ra
-016
Sec motion ra
-016
Pri motion dec
+026
Sec motion dec
+026
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
13400+3759 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 63674 13400+3759 HU 897 AB 1905 2010 32 58 0.4 10.49 10.37 0.12 Y <===
Show 63674 13400+3759 KZA 76 AB,C 1928 2002 6 77 75.8 9.72 12.03 2.31
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
50.6
Precise sep
0.36
Constellation
Canes Venatici
SAO
63674
HIP
66664
Tycho2
3026-01025-1
ADS
8988
BD
BD+38 2467
Distance
201.21
Distance ly
656.35
last precise pa
50.6
last precise sep
0.36
 
 
ORBITAL ELEMENTS
 
 
Period (P)531y Periastron (T)2076.2y Semi-major axis (a)0.476a
Eccentricity (e)0.36 Inclination (i)33.9° Longitude of periastron (ω)41.4°
Node (Ω)88° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2008
label rho theta
2000 0.379 42.3
2001 0.378 43.1
2002 0.377 43.9
2003 0.376 44.8
2004 0.375 45.6
2005 0.374 46.5
2006 0.373 47.3
2007 0.372 48.2
2008 0.372 49.0
2009 0.371 49.9
2010 0.370 50.7
2011 0.369 51.6
2012 0.368 52.5
2013 0.367 53.4
2014 0.366 54.3
2015 0.365 55.2
2016 0.364 56.1
2017 0.363 57.0
2018 0.362 57.9
2019 0.361 58.8
2020 0.360 59.7
2021 0.359 60.6
2022 0.358 61.5
2023 0.357 62.5
2024 0.356 63.4
2025 0.355 64.3
2026 0.354 65.3
2027 0.353 66.3
2028 0.351 67.2
2029 0.350 68.2
2030 0.349 69.1

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

grafico orbita





wds13400%2B3759a.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
13400+3759 HU 897 AB 1996 30 37 0.4 10.49 10.37 F8 D 133959.08+375842.9
13400+3759 HU 897 AB 2008 31 49 0.4 10.49 10.37 F8 N D 133959.07+375843.2
13400+3759 HU 897 AB 2010 32 51 0.4 10.49 10.37 F8 NO 133959.07+375843.2

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