03596-1019 HU   29

 
 
03H 59M 36.89S -10 19' 22.3" P.A. 313.9 SEP 0.42 MAG 8.83,9.30 SP G0 DIST. 130.89 PC (426.96 L.Y.)
 
 
Coord 2000
03596-1019
Discov num
HU   29
Comp
Coord arcsec 2000
03 59 36.89 -10 19 22.3
Date first
1900
Date last
2008
Obs
24
Pa first
312
Pa last
311
P.A. Now (θ)
313.9°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.42"
Mag pri
8.83
Mag sec
9.30
delta mag (ΔM)
0.47
Spectral class
G0 (yellow)
Pri motion ra
+035
Sec motion ra
+035
Pri motion dec
+028
Sec motion dec
+028
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Eridanus
SAO
149300
HIP
18655
Tycho2
5308-00757-1
HD
25164
ADS
2921
BD
BD-10 808
Distance
130.89
Distance ly
426.96
last precise pa
310.9
last precise sep
0.428
 
 
ORBITAL ELEMENTS
 
 
Period (P)123.98y± 10.85 Periastron (T)1939.63y± 13.9 Semi-major axis (a)0.234a± 0.049
Eccentricity (e)0.879± 0.321 Inclination (i)64.5°± 5.7 Longitude of periastron (ω)349.3°± 6.6
Node (Ω)135.8°± 6 Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation1997
label rho theta
2000 0.433 310.9
2001 0.433 311.0
2002 0.434 311.2
2003 0.434 311.4
2004 0.434 311.6
2005 0.434 311.7
2006 0.434 311.9
2007 0.434 312.1
2008 0.433 312.3
2009 0.432 312.4
2010 0.431 312.6
2011 0.430 312.8
2012 0.429 313.0
2013 0.428 313.1
2014 0.426 313.3
2015 0.425 313.5
2016 0.423 313.7
2017 0.421 313.9
2018 0.418 314.0
2019 0.416 314.2
2020 0.413 314.4
2021 0.411 314.6
2022 0.408 314.8
2023 0.404 315.0
2024 0.401 315.2
2025 0.397 315.4
2026 0.394 315.6
2027 0.390 315.8
2028 0.386 316.1
2029 0.381 316.3
2030 0.376 316.5

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