03048+5330 WRH  29Aa,Ab

 
 
03H 04M 47.79S +53 30' 23.2" P.A. 244.1 SEP 0.2 MAG 3.60,3.80 SP G8III+A2V DIST. 74.57 PC (243.25 L.Y.)
 
 
Coord 2000
03048+5330
Discov num
WRH  29
Comp
Aa,Ab
Coord arcsec 2000
03 04 47.79 +53 30 23.2
Date first
1939
Date last
2007
Obs
66
Pa first
49
Pa last
246
P.A. Now (θ)
244.1°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.2"
Mag pri
3.60
Mag sec
3.80
delta mag (ΔM)
0.2
Spectral class
G8III+A2V (yellow/white)
Pri motion ra
+000
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
03048+5330 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 23789 03048+5330 WRH 29 Aa,Ab 1939 2007 66 244 0.2 3.60 3.80 0.20 Y <===
Show Gam Per 23789 03048+5330 HJ 2170 AB 1831 2002 8 330 56.8 2.93 10.80 7.87
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
SAO
23789
HIP
14328
HD
18925
HR
915
GC
3664
ADS
2324
BD
BD+52 654
Bayer
Gamma Persei
Bayer name
Gam Per
Flamsteed
23 Persei
Flamsteed name
23 Per
Distance
74.57
Distance ly
243.25
last precise pa
245.8
last precise sep
0.111
 
 
ORBITAL ELEMENTS
 
 
Period (P)14.593y± 0.0046 Periastron (T)1947.279y± 0.0083 Semi-major axis (a)0.1439a± 0.73
Eccentricity (e)0.786± 0.0038 Inclination (i)90.6°± 0.71 Longitude of periastron (ω)169.6°± 0.71
Node (Ω)244.2°± 0.28 Note Grade2(1=Definitive, 9=Indet.)
Equinox Last observation
label rho theta
2000 0.248 244.2
2001 0.233 244.2
2002 0.208 244.1
2003 0.171 244.0
2004 0.116 243.8
2005 0.035 243.1
2006 0.016 62.4
2007 0.064 245.1
2008 0.125 244.7
2009 0.171 244.6
2010 0.205 244.5
2011 0.230 244.4
2012 0.245 244.4
2013 0.253 244.3
2014 0.252 244.3
2015 0.243 244.2
2016 0.224 244.1
2017 0.195 244.1
2018 0.151 244.0
2019 0.088 243.7
2020 0.010 66.6
2021 0.019 246.7
2022 0.091 244.9
2023 0.145 244.7
2024 0.186 244.5
2025 0.216 244.5
2026 0.237 244.4
2027 0.249 244.3
2028 0.254 244.3
2029 0.250 244.2
2030 0.237 244.2

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