03401+3407 RBR  26Aa,Ab

 
 
03H 40M 07.24S +34 06' 59.3" P.A. 44 SEP 0.5 MAG 5.50,9.30 SP F9V DIST. 46.02 PC (150.12 L.Y.)
 
 
Coord 2000
03401+3407
Discov num
RBR  26
Comp
Aa,Ab
Coord arcsec 2000
03 40 07.24 +34 06 59.3
Date first
2013
Date last
2013
Obs
1
Pa first
44
Pa last
44
P.A. Now (θ)
44°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
5.50
Mag sec
9.30
delta mag (ΔM)
3.8
Spectral class
F9V (yellow-white)
Pri motion ra
-075
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
N K (See Notes, K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
03401+3407 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 56613 03401+3407 RBR 26 Aa,Ab 2013 2013 1 44 0.5 5.50 9.30 3.80 Y <===
Show 56613 03401+3407 STF 425 AB 1823 2015 243 59 1.9 7.52 7.60 0.08
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
44
Precise sep
0.5
Constellation
Perseus
SAO
56613
HIP
17129
Tycho2
2363-02172-2
HD
22692
ADS
2668
BD
BD+33 690
Distance
46.02
Distance ly
150.12
last precise pa
44
last precise sep
0.5
 
 
ORBITAL ELEMENTS
 
 
Period (P)106.5y± 1.7 Periastron (T)1980.19y± 0.94 Semi-major axis (a)0.179a± 0.008
Eccentricity (e)0.612± 0.05 Inclination (i)106.8°± 2.4 Longitude of periastron (ω)77.8°± 3.4
Node (Ω)65.5°± 2.6 Note Grade9(1=Definitive, 9=Indet.)
Equinox2000 Last observation2013
label rho theta
2000 0.169 234.5
2001 0.170 233.6
2002 0.171 232.8
2003 0.171 231.9
2004 0.171 231.1
2005 0.170 230.2
2006 0.170 229.4
2007 0.169 228.5
2008 0.168 227.6
2009 0.166 226.7
2010 0.165 225.8
2011 0.163 224.9
2012 0.161 224.0
2013 0.159 223.0
2014 0.157 222.0
2015 0.155 221.0
2016 0.152 219.9
2017 0.150 218.9
2018 0.147 217.7
2019 0.145 216.6
2020 0.142 215.4
2021 0.139 214.1
2022 0.136 212.8
2023 0.133 211.4
2024 0.130 210.0
2025 0.127 208.5
2026 0.124 206.9
2027 0.121 205.3
2028 0.118 203.5
2029 0.115 201.7
2030 0.112 199.8

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