02333+5219 STT  42AB

 
 
02H 33M 18.90S +52 18' 32.3" P.A. 76.7 SEP 0.11 MAG 7.11,8.03 SP A2IV DIST. 217.86 PC (710.66 L.Y.)
 
 
Coord 2000
02333+5219
Discov num
STT  42
Comp
AB
Coord arcsec 2000
02 33 18.90 +52 18 32.3
Date first
1843
Date last
1996
Obs
84
Pa first
290
Pa last
301
P.A. Now (θ)
76.7°
Sep first
0.3
Sep last
0.1
Sep. Now (ρ)
0.11"
Mag pri
7.11
Mag sec
8.03
delta mag (ΔM)
0.92
Spectral class
A2IV (white)
Pri motion ra
-011
Sec motion ra
Pri motion dec
-008
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
02333+5219 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 23425 02333+5219 STT 42 AB 1843 1996 84 77 0.1 7.11 8.03 0.92 Y <===
Show 23425 02333+5219 STT 42 AB,C 1903 2002 7 349 91.8 7.11 11.37 4.26
Show 23425 02333+5219 STT 42 AB,D 1875 2011 14 83 128.4 7.11 9.99 2.88
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
SAO
23425
HIP
11889
Tycho2
3307-01821-1
HD
15703
ADS
1938
BD
BD+51 588
Distance
217.86
Distance ly
710.66
last precise pa
300.7
last precise sep
0.074
 
 
ORBITAL ELEMENTS
 
 
Period (P)297.72y± 11.35 Periastron (T)1985.66y± 11.38 Semi-major axis (a)0.295a± 0.004
Eccentricity (e)0.353± 0.009 Inclination (i)80.3°± 0.1 Longitude of periastron (ω)222.4°± 1.2
Node (Ω)96.1°± 0.1 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation1996
label rho theta
2000 0.049 319.0
2001 0.044 326.8
2002 0.040 336.4
2003 0.037 348.0
2004 0.035 1.0
2005 0.036 14.3
2006 0.038 26.7
2007 0.042 37.2
2008 0.047 45.7
2009 0.052 52.5
2010 0.058 58.0
2011 0.065 62.3
2012 0.072 65.9
2013 0.079 68.8
2014 0.086 71.3
2015 0.093 73.4
2016 0.100 75.1
2017 0.107 76.7
2018 0.114 78.0
2019 0.121 79.2
2020 0.128 80.3
2021 0.135 81.3
2022 0.142 82.1
2023 0.149 82.9
2024 0.155 83.6
2025 0.162 84.3
2026 0.168 84.9
2027 0.175 85.5
2028 0.181 86.0
2029 0.187 86.5
2030 0.193 86.9

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