00507+6415 MCA   2

 
 
00H 50M 43.57S +64 14' 51.3" P.A. 284 SEP 0.02 MAG 5.70,6.80 SP B9.5V DIST. 196.08 PC (639.61 L.Y.)
 
 
Coord 2000
00507+6415
Discov num
MCA   2
Comp
Coord arcsec 2000
00 50 43.57 +64 14 51.3
Date first
1978
Date last
2014
Obs
28
Pa first
171
Pa last
315
P.A. Now (θ)
284°
Sep first
0.0
Sep last
0.0
Sep. Now (ρ)
0.02"
Mag pri
5.70
Mag sec
6.80
delta mag (ΔM)
1.1
Spectral class
B9.5V (blue-white)
Pri motion ra
+030
Sec motion ra
Pri motion dec
-012
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
SAO
11424
HIP
3951
Tycho2
4024-02330-1
HD
4775
HR
233
BD
BD+63 99
Distance
196.08
Distance ly
639.61
last precise pa
315.4
last precise sep
0.041
 
 
ORBITAL ELEMENTS
 
 
Period (P)5.7255y± 0.0046 Periastron (T)1982.3463y± 0.0093 Semi-major axis (a)0.0341a± 0.0013
Eccentricity (e)0.534± 0.007 Inclination (i)140.3°± 9.1 Longitude of periastron (ω)143.31°± 0.96
Node (Ω)125.1°± 9.7 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation1994
label rho theta
2000 0.021 262.4
2001 0.034 192.6
2002 0.046 163.1
2003 0.049 142.8
2004 0.039 119.5
2005 0.014 36.6
2006 0.024 235.6
2007 0.038 182.6
2008 0.048 157.2
2009 0.048 137.2
2010 0.034 109.8
2011 0.015 329.3
2012 0.027 215.5
2013 0.041 174.3
2014 0.049 151.6
2015 0.046 131.3
2016 0.027 95.5
2017 0.019 284.0
2018 0.032 200.4
2019 0.044 167.2
2020 0.049 146.2
2021 0.042 124.5
2022 0.018 69.1
2023 0.022 252.0
2024 0.036 188.8
2025 0.047 161.0
2026 0.049 140.8
2027 0.038 116.4
2028 0.013 12.1
2029 0.025 227.7
2030 0.039 179.5

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