00507+6415 MCA   2

 
 
00h 50m 43.57s +64 14' 51.3" P.A. 165.5 sep 0.04 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)
165.5°
Sep first
0.0
Sep last
0.0
Sep. Now (ρ)
0.04"
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
 
 
Precise pa
315.4
Precise sep
0.041
Constellation
Cassiopeia
SAO
11424
HIP
3951
Tycho2
4024-02330-1
Gaia DR2
524013674007632384
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)5.7253y Periastron (T)1982.3495y Semi-major axis (a)0.0286a
Eccentricity (e)0.5343 Inclination (i)142.6° Longitude of periastron (ω)323.61°
Node (Ω)302.7° Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2017
label rho theta
2000 0.018 259.0
2001 0.029 190.6
2002 0.039 161.4
2003 0.041 140.7
2004 0.033 116.8
2005 0.012 34.4
2006 0.020 232.4
2007 0.033 180.7
2008 0.041 155.4
2009 0.040 135.0
2010 0.029 106.8
2011 0.013 327.8
2012 0.024 212.8
2013 0.035 172.5
2014 0.041 149.8
2015 0.038 128.9
2016 0.023 92.2
2017 0.016 280.9
2018 0.027 198.1
2019 0.038 165.5
2020 0.042 144.2
2021 0.036 122.0
2022 0.016 65.8
2023 0.018 248.5
2024 0.031 186.8
2025 0.040 159.2
2026 0.041 138.7
2027 0.032 113.6
2028 0.012 10.4
2029 0.022 224.6
2030 0.034 177.6

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

grafico orbita





wds00507%2B6415b.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
00507+6415 MCA 2 2007 21 175 0.1 5.70 6.80 B9.5V NOD 005043.57+641451.3
00507+6415 MCA 2 2014 28 315 0.0 5.70 6.80 B9.5V NO 005043.57+641451.3

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