00098-3347 SEE   3

 
 
00H 09M 50.08S -33 47' 20.6" P.A. 120.7 SEP 0.88 MAG 9.56,9.74 SP K1V DIST. 55.31 PC (180.42 L.Y.)
 
 
Coord 2000
00098-3347
Discov num
SEE   3
Comp
Coord arcsec 2000
00 09 50.08 -33 47 20.6
Date first
1896
Date last
2010
Obs
17
Pa first
189
Pa last
118
P.A. Now (θ)
120.7°
Sep first
1.1
Sep last
0.8
Sep. Now (ρ)
0.88"
Mag pri
9.56
Mag sec
9.74
delta mag (ΔM)
0.18
Spectral class
K1V (yellow-orange)
Pri motion ra
-062
Sec motion ra
-062
Pri motion dec
-150
Sec motion dec
-150
Notes
O (Orbital solution)
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sculptor
HIP
794
Tycho2
6992-00798-1
HD
546
CD
CD-34 29
CP
CP-34 10
Distance
55.31
Distance ly
180.42
last precise pa
118.2
last precise sep
0.82
 
 
ORBITAL ELEMENTS
 
 
Period (P)406y Periastron (T)1978.45y Semi-major axis (a)1.119a
Eccentricity (e)0.85 Inclination (i)41.7° Longitude of periastron (ω)77.6°
Node (Ω)267.7° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2008
label rho theta
2000 0.643 108.6
2001 0.661 109.6
2002 0.678 110.6
2003 0.695 111.5
2004 0.711 112.4
2005 0.727 113.2
2006 0.742 114.0
2007 0.757 114.8
2008 0.772 115.6
2009 0.786 116.3
2010 0.801 117.0
2011 0.814 117.6
2012 0.828 118.3
2013 0.841 118.9
2014 0.854 119.5
2015 0.867 120.1
2016 0.880 120.7
2017 0.892 121.2
2018 0.904 121.8
2019 0.916 122.3
2020 0.928 122.8
2021 0.939 123.3
2022 0.950 123.8
2023 0.962 124.3
2024 0.972 124.8
2025 0.983 125.2
2026 0.994 125.7
2027 1.004 126.1
2028 1.014 126.5
2029 1.024 126.9
2030 1.034 127.4

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

grafico orbita





grafico misure orbit6