00507+6415 MCA 2 (NSV317)

 
 
00h 50m 43.57s +64 14' 51.3" P.A. 126.00 sep 0.0 mag 5.70,6.80 Sp G5III+A0V 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 2020 Obs 34
Pa first 171 Pa last 125.7 P.A. Now (θ) 245.9°
Sep first 0.0 Sep last 0.036 Sep. Now (ρ) 0.019"
Mag pri 5.70 Mag sec 6.80 delta mag (ΔM) 1.1 Spectral class G5III+A0V (yellow/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
 
 
Var name NSV317 Constellation Cassiopeia SAO 11424 HIP 3951
Tycho2 4024-02330-1 Gaia DR2 524013674007632384 HD 4775 HR 233
GC 1004 BD BD+63 99 FK5 29 Distance 196.08
Distance ly 639.61
 
 
ORBITAL ELEMENTS
 
 
Period (P)5.74y± 0.002 Periastron (T)1982.32y± 0.02 Semi-major axis (a)27m± 1
Eccentricity (e)0.537± 0.012 Inclination (i)161°± 13 Longitude of periastron (ω)321°± 2
Node (Ω)295°± 2 Notesn ReferenceMit2021
Equinox Last observation2020 Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 250.3 0.018
2001 189.3 0.032
2002 161.7 0.040
2003 139.3 0.040
2004 111.7 0.032
2005 34.8 0.014
2006 226.4 0.022
2007 180.9 0.035
2008 155.8 0.040
2009 133.1 0.039
2010 101.1 0.028
2011 337.3 0.012
2012 209.9 0.026
2013 173.5 0.037
2014 150.0 0.041
2015 126.5 0.037
2016 86.8 0.024
2017 281.4 0.015
2018 197.7 0.030
2019 166.9 0.039
2020 144.3 0.040
2021 119.0 0.034
2022 65.2 0.019
2023 245.9 0.019
2024 187.9 0.033
2025 160.8 0.040
2026 138.4 0.040
2027 110.2 0.031
2028 27.5 0.014
2029 223.5 0.023
2030 179.7 0.035


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



 
 


wds00507%2B6415c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic