01243-0655 BU 1163

 
 
01H 24M 20.48S -06 54' 52.8" P.A. 209.9 SEP 0.32 MAG 6.59,6.98 SP F3V DIST. 46.64 PC (152.14 L.Y.)
 
 
Coord 2000
01243-0655
Discov num
BU 1163
Comp
Coord arcsec 2000
01 24 20.48 -06 54 52.8
Date first
1890
Date last
2014
Obs
186
Pa first
192
Pa last
213
P.A. Now (θ)
209.9°
Sep first
0.2
Sep last
0.4
Sep. Now (ρ)
0.32"
Mag pri
6.59
Mag sec
6.98
delta mag (ΔM)
0.39
Spectral class
F3V (yellow-white)
Pri motion ra
+031
Sec motion ra
Pri motion dec
+003
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cetus
SAO
129277
HIP
6564
Tycho2
4684-02325-1
HD
8556
HR
404
ADS
1123
BD
BD-07 223
Distance
46.64
Distance ly
152.14
last precise pa
213.1
last precise sep
0.367
 
 
ORBITAL ELEMENTS
 
 
Period (P)16.11y Periastron (T)1988.84y Semi-major axis (a)0.199a
Eccentricity (e)0.93 Inclination (i)117° Longitude of periastron (ω)348°
Node (Ω)29° Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000 0.346 211.1
2001 0.316 209.8
2002 0.275 208.1
2003 0.219 205.7
2004 0.136 200.9
2005 0.014 357.1
2006 0.124 229.8
2007 0.202 224.0
2008 0.259 221.3
2009 0.302 219.4
2010 0.334 217.9
2011 0.357 216.7
2012 0.371 215.6
2013 0.377 214.5
2014 0.376 213.5
2015 0.366 212.4
2016 0.348 211.3
2017 0.320 209.9
2018 0.281 208.3
2019 0.226 206.0
2020 0.147 201.7
2021 0.010 109.7
2022 0.113 231.0
2023 0.194 224.5
2024 0.253 221.5
2025 0.298 219.6
2026 0.331 218.1
2027 0.355 216.8
2028 0.370 215.7
2029 0.377 214.6
2030 0.376 213.6

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