02433+1926 BAG  20

 
 
02H 43M 20.92S +19 25' 45.2" P.A. 20 SEP 0.1 MAG 8.20,11.30 SP K3.5VK DIST. 18.88 PC (61.59 L.Y.)
 
 
Coord 2000
02433+1926
Discov num
BAG  20
Comp
Coord arcsec 2000
02 43 20.92 +19 25 45.2
Date first
2001
Date last
2001
Obs
1
Pa first
20
Pa last
20
P.A. Now (θ)
20°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
8.20
Mag sec
11.30
delta mag (ΔM)
3.1
Spectral class
K3.5Vk (yellow-orange)
Pri motion ra
+435
Sec motion ra
Pri motion dec
-016
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
20.3
Precise sep
0.103
Constellation
Aries
SAO
93072
HIP
12709
Tycho2
1226-00710-1
HD
16909
GL
Gl 106
BD
BD+18 339
Distance
18.88
Distance ly
61.59
last precise pa
20.3
last precise sep
0.103
 
 
ORBITAL ELEMENTS
 
 
Period (P)1214d (3.32y) Periastron (T)44185.5d (1979.852y) Semi-major axis (a)31.24m± 6.15
Eccentricity (e)0.521 Inclination (i)76.48°± 6.25 Longitude of periastron (ω)117°
Node (Ω)27.39°± 11.56 Note Grade9(1=Definitive, 9=Indet.)
Equinox Last observation1991
label rho theta
2000-01-01 0.019 208.8
2001-01-01 0.012 328.5
2002-01-01 0.034 16.3
2003-01-01 0.006 63.8
2004-01-01 0.011 265.7
2005-01-01 0.029 9.5
2006-01-01 0.027 29.1
2007-01-01 0.017 228.3
2008-01-01 0.021 358.3
2009-01-01 0.035 22.3
2010-01-01 0.020 210.4
2011-01-01 0.013 332.4
2012-01-01 0.034 16.8
2013-01-01 0.004 86.9
2014-01-01 0.010 271.1
2015-01-01 0.029 10.2
2016-01-01 0.026 30.0
2017-01-01 0.017 230.4
2018-01-01 0.022 359.6
2019-01-01 0.035 22.8
2020-01-01 0.020 211.9
2021-01-01 0.013 335.9
2022-01-01 0.035 17.3
2023-01-01 0.004 128.6
2024-01-01 0.010 276.8
2025-01-01 0.030 10.8
2026-01-01 0.025 30.9
2027-01-01 0.016 232.6
2028-01-01 0.023 0.9
2029-01-01 0.034 23.3
2030-01-01 0.020 213.4

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