01055+2107 AG   14

 
 
01H 05M 32.41S +21 07' 14.5" P.A. 310 SEP 0.84 MAG 10.01,10.06 SP K0 DIST. 99.8 PC (325.55 L.Y.)
 
 
Coord 2000
01055+2107
Discov num
AG   14
Comp
Coord arcsec 2000
01 05 32.41 +21 07 14.5
Date first
1901
Date last
2010
Obs
63
Pa first
211
Pa last
315
P.A. Now (θ)
310°
Sep first
0.9
Sep last
0.8
Sep. Now (ρ)
0.84"
Mag pri
10.01
Mag sec
10.06
delta mag (ΔM)
0.05
Spectral class
K0 (yellow-orange)
Pri motion ra
-013
Sec motion ra
-013
Pri motion dec
-034
Sec motion dec
-034
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Pisces
SAO
74481
HIP
5115
Tycho2
1202-00246-1
HD
6439
ADS
896
BD
BD+20 154
Distance
99.8
Distance ly
325.55
last precise pa
314.7
last precise sep
0.76
 
 
ORBITAL ELEMENTS
 
 
Period (P)498.66y Periastron (T)2465.42y Semi-major axis (a)1.062a
Eccentricity (e)0.7 Inclination (i)159° Longitude of periastron (ω)190.9°
Node (Ω)265.5° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2012
label rho theta
2000 0.633 327.3
2001 0.646 326.0
2002 0.658 324.7
2003 0.671 323.5
2004 0.684 322.3
2005 0.696 321.1
2006 0.709 320.0
2007 0.721 319.0
2008 0.733 317.9
2009 0.745 316.9
2010 0.758 316.0
2011 0.770 315.1
2012 0.782 314.2
2013 0.793 313.3
2014 0.805 312.4
2015 0.817 311.6
2016 0.828 310.8
2017 0.840 310.0
2018 0.851 309.3
2019 0.863 308.5
2020 0.874 307.8
2021 0.885 307.1
2022 0.896 306.4
2023 0.907 305.7
2024 0.918 305.1
2025 0.928 304.5
2026 0.939 303.8
2027 0.950 303.2
2028 0.960 302.6
2029 0.971 302.0
2030 0.981 301.5

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