00209+1059 BU 1093

 
 
00H 20M 54.59S +10 58' 36.8" P.A. 119.7 SEP 0.77 MAG 6.73,8.55 SP A0V DIST. 310.56 PC (1013.05 L.Y.)
 
 
Coord 2000
00209+1059
Discov num
BU 1093
Comp
Coord arcsec 2000
00 20 54.59 +10 58 36.8
Date first
1889
Date last
2016
Obs
107
Pa first
54
Pa last
119
P.A. Now (θ)
119.7°
Sep first
0.4
Sep last
0.8
Sep. Now (ρ)
0.77"
Mag pri
6.73
Mag sec
8.55
delta mag (ΔM)
1.82
Spectral class
A0V (white)
Pri motion ra
-040
Sec motion ra
-040
Pri motion dec
-029
Sec motion dec
-029
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Pisces
SAO
91858
HIP
1670
Tycho2
0599-01370-1
HD
1663
HR
81
ADS
287
BD
BD+10 32
Distance
310.56
Distance ly
1013.05
last precise pa
119.3
last precise sep
0.81
 
 
ORBITAL ELEMENTS
 
 
Period (P)471y Periastron (T)1844.26y Semi-major axis (a)0.545a
Eccentricity (e)0.517 Inclination (i)42.4° Longitude of periastron (ω)181.6°
Node (Ω)132.3° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2005
label rho theta
2000 0.731 115.3
2001 0.733 115.6
2002 0.736 115.9
2003 0.738 116.1
2004 0.741 116.4
2005 0.743 116.6
2006 0.745 116.9
2007 0.747 117.2
2008 0.750 117.4
2009 0.752 117.7
2010 0.754 117.9
2011 0.756 118.2
2012 0.758 118.4
2013 0.760 118.7
2014 0.762 118.9
2015 0.764 119.2
2016 0.766 119.4
2017 0.768 119.7
2018 0.770 119.9
2019 0.772 120.1
2020 0.774 120.4
2021 0.776 120.6
2022 0.777 120.9
2023 0.779 121.1
2024 0.781 121.3
2025 0.783 121.6
2026 0.784 121.8
2027 0.786 122.0
2028 0.787 122.3
2029 0.789 122.5
2030 0.791 122.7

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