00321+6715 MCY   1Aa,Ab

 
 
00h 32m 29.43s +67 14' 08.8" P.A. 160.9 sep 0.43 mag 10.80,12.50 Sp dM2.5e dist. 10.07 pc (32.85 l.y.)
 
 
Coord 2000
00321+6715
Discov num
MCY   1
Comp
Aa,Ab
Coord arcsec 2000
00 32 29.43 +67 14 08.8
Date first
1989
Date last
2014
Obs
32
Pa first
43
Pa last
222
P.A. Now (θ)
160.9°
Sep first
0.5
Sep last
0.4
Sep. Now (ρ)
0.43"
Mag pri
10.80
Mag sec
12.50
delta mag (ΔM)
1.7
Spectral class
dM2.5e
Pri motion ra
+172
Sec motion ra
Pri motion dec
-024
Sec motion dec
Notes
N O P (See Notes, Orbital solution, 100-year proper motion)
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
222.2
Precise sep
0.369
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
222.2
last precise sep
0.369
 
 
ORBITAL ELEMENTS
 
 
Period (P)5694.2d (15.59y)± 14.9 Periastron (T)51817.2d (2000.747y)± 5 Semi-major axis (a)0.5106a± 0.0007
Eccentricity (e)0.163± 0.002 Inclination (i)43.7°± 0.2 Longitude of periastron (ω)284.5°± 0.5
Node (Ω)178.3°± 0.2 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000 0.317 75.1
2001 0.330 118.4
2002 0.404 150.9
2003 0.468 173.3
2004 0.490 191.8
2005 0.479 209.9
2006 0.451 229.8
2007 0.429 252.1
2008 0.430 275.7
2009 0.456 297.8
2010 0.493 316.9
2011 0.524 333.4
2012 0.531 348.7
2013 0.503 4.6
2014 0.436 24.0
2015 0.351 52.1
2016 0.310 93.2
2017 0.358 133.4
2018 0.434 160.9
2019 0.482 181.1
2020 0.489 199.1
2021 0.468 217.8
2022 0.440 238.7
2023 0.426 261.8
2024 0.438 285.0
2025 0.471 306.0
2026 0.508 323.9
2027 0.530 339.8
2028 0.524 355.0
2029 0.479 11.9
2030 0.401 34.0

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

grafico orbita





wds00321%2B6715f.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 MCY 1 Aa,Ab 2005 16 46 0.5 10.30   dM2.5e NO P 003229.43+671408.8
00321+6715 MCY 1 Aa,Ab 2008 18 33 0.2 10.30   dM2.5e NO P 003229.43+671408.8
00321+6715 MCY 1 Aa,Ab 2014 21 222 0.4 6.20 8.20 dM2.5e NOPK 003229.43+671408.8

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