01443+5732 BU  870AB (V773 Cas)

 
 
01H 44M 17.96S +57 32' 11.8" P.A. 305 SEP 0.34 MAG 6.29,8.68 SP A3V DIST. 84.96 PC (277.14 L.Y.)
 
 
Coord 2000
01443+5732
Discov num
BU  870
Comp
AB
Coord arcsec 2000
01 44 17.96 +57 32 11.8
Date first
1880
Date last
2010
Obs
84
Pa first
69
Pa last
332
P.A. Now (θ)
305°
Sep first
1.0
Sep last
0.6
Sep. Now (ρ)
0.34"
Mag pri
6.29
Mag sec
8.68
delta mag (ΔM)
2.39
Spectral class
A3V (white)
Pri motion ra
+046
Sec motion ra
+046
Pri motion dec
-024
Sec motion dec
-024
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
01443+5732 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show V773 Cas 22566 01443+5732 BU 870 AB 1880 2010 84 305 0.3 6.29 8.68 2.39 Y <===
Show 22566 01443+5732 GUI 2 AC 1916 2010 4 58 16.8 6.29 16.00 9.71
Show 22566 01443+5732 ARN 55 AD 1910 2003 12 45 160.5 6.29 9.92 3.63
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name
V773 Cas
Constellation
Cassiopeia
SAO
22566
HIP
8115
Tycho2
3679-02209-1
HD
10543
HR
499
ADS
1359
BD
BD+56 330
Distance
84.96
Distance ly
277.14
last precise pa
331.7
last precise sep
0.569
 
 
ORBITAL ELEMENTS
 
 
Period (P)184.9y± 2.7 Periastron (T)2021.8y± 2.1 Semi-major axis (a)0.911a± 0.065
Eccentricity (e)0.794± 0.05 Inclination (i)133.3°± 2.6 Longitude of periastron (ω)269.5°± 8.5
Node (Ω)125.4°± 4.3 Note Grade4(1=Definitive, 9=Indet.)
Equinox Last observation2010
label rho theta
2000 0.726 346.4
2001 0.711 345.1
2002 0.695 343.8
2003 0.679 342.3
2004 0.662 340.8
2005 0.645 339.3
2006 0.626 337.6
2007 0.607 335.8
2008 0.586 333.9
2009 0.565 331.9
2010 0.542 329.7
2011 0.518 327.3
2012 0.492 324.7
2013 0.464 321.7
2014 0.435 318.4
2015 0.402 314.5
2016 0.367 310.0
2017 0.328 304.4
2018 0.284 297.2
2019 0.237 287.2
2020 0.187 271.9
2021 0.143 246.3
2022 0.130 208.0
2023 0.158 173.7
2024 0.206 152.7
2025 0.255 139.9
2026 0.302 131.2
2027 0.344 124.7
2028 0.382 119.6
2029 0.416 115.4
2030 0.448 111.8

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

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic