00321+6715 VYS   2AB (V547 Cas)

 
 
00h 32m 29.43s +67 14' 08.8" P.A. 184.7 sep 3.72 mag 10.62,12.20 Sp dM2.5e dist. 10.07 pc (32.85 l.y.)
 
 
Coord 2000
00321+6715
Discov num
VYS   2
Comp
AB
Coord arcsec 2000
00 32 29.43 +67 14 08.8
Date first
1923
Date last
2015
Obs
90
Pa first
99
Pa last
183
P.A. Now (θ)
184.7°
Sep first
2.3
Sep last
3.8
Sep. Now (ρ)
3.72"
Mag pri
10.62
Mag sec
12.20
delta mag (ΔM)
1.58
Spectral class
dM2.5e
Pri motion ra
+172
Sec motion ra
+172
Pri motion dec
-024
Sec motion dec
-032
Notes
N O P (See Notes, Orbital solution, 100-year proper motion)
rPM=0.046 (< 0.3, Physical double)
This double is physical.
 
 
00321+6715 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 00321+6715 MCY 1 Aa,Ab 1989 2014 32 161 0.4 10.80 12.50 1.70 Y
Show V547 Cas 00321+6715 VYS 2 AB 1923 2015 90 185 3.7 10.62 12.20 1.58 Y <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
183.3
Precise sep
3.79
Var name
V547 Cas
Constellation
Cassiopeia
HIP
2552
Tycho2
4027-00803-1
ADS
440
GL
Gl 22A
Distance
10.07
Distance ly
32.85
last precise pa
183.3
last precise sep
3.79
 
 
ORBITAL ELEMENTS
 
 
Period (P)222.3y± 8.5 Periastron (T)1859.4y± 3.9 Semi-major axis (a)3.322a± 0.05
Eccentricity (e)0.293± 0.035 Inclination (i)47.3°± 0.4 Longitude of periastron (ω)146.3°± 2.9
Node (Ω)174.9°± 2 Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2005
label rho theta
2000 4.084 171.1
2001 4.074 171.8
2002 4.062 172.5
2003 4.050 173.2
2004 4.036 173.9
2005 4.021 174.7
2006 4.005 175.4
2007 3.987 176.1
2008 3.969 176.8
2009 3.949 177.6
2010 3.928 178.3
2011 3.906 179.1
2012 3.883 179.8
2013 3.858 180.6
2014 3.832 181.4
2015 3.805 182.2
2016 3.777 183.0
2017 3.747 183.8
2018 3.717 184.7
2019 3.685 185.5
2020 3.651 186.4
2021 3.617 187.2
2022 3.582 188.1
2023 3.545 189.0
2024 3.507 190.0
2025 3.468 190.9
2026 3.427 191.9
2027 3.386 192.9
2028 3.343 193.9
2029 3.300 195.0
2030 3.255 196.1

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

grafico orbita





wds00321%2B6715h.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
00321+6715 VYS 2 AB 2006 72 173 3.9 10.62 12.20 dM2.5e NODP 003229.43+671408.8
00321+6715 VYS 2 AB 2007 73 173 3.9 10.62 12.20 dM2.5e NODP 003229.43+671408.8
00321+6715 VYS 2 AB 2010 75 178 4.0 10.62 12.20 dM2.5e NODP 003229.43+671408.8
00321+6715 VYS 2 AB 2011 77 179 4.0 10.62 12.20 dM2.5e NODP 003229.43+671408.8
00321+6715 VYS 2 AB 2013 81 182 4.0 10.62 12.20 dM2.5e NO P 003229.43+671408.8
00321+6715 VYS 2 AB 2015 90 183 3.8 10.62 12.20 dM2.5e NO P 003229.43+671408.8

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