13038-0510 EVT   3 (PX Vir)

 
 
13H 03M 49.65S -05 09' 42.5" P.A. 202 MAG 5.72,7.00 SP G5V DIST. 21.69 PC (70.75 L.Y.)
 
 
Coord 2000
13038-0510
Discov num
EVT   3
Comp
Coord arcsec 2000
13 03 49.65 -05 09 42.5
Date first
2007
Date last
2010
Obs
6
Pa first
225
Pa last
202
P.A. Now (θ)
202°
Sep first
0.0
Sep last
0.0
Sep. Now (ρ)
0"
Mag pri
5.72
Mag sec
7.00
delta mag (ΔM)
1.28
Spectral class
G5V (yellow)
Pri motion ra
-191
Sec motion ra
Pri motion dec
-219
Sec motion dec
Notes
N O K (See Notes, Orbital solution, K-band or other infrared magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name
PX Vir
Constellation
Virgo
HIP
63742
Tycho2
4963-01245-1
HD
113449
BD
BD-04 3408
Distance
21.69
Distance ly
70.75
last precise pa
202.3
last precise sep
0.036
 
 
ORBITAL ELEMENTS
 
 
Period (P)216.9d± 0.2 Periastron (T)53410.5m (2005.11y)± 1 Semi-major axis (a)33.7m± 0.4
Eccentricity (e)0.3± 0.005 Inclination (i)57.5°± 1.5 Longitude of periastron (ω)114.5°± 0.5
Node (Ω)201.8°± 1.6 Note Grade4(1=Definitive, 9=Indet.)
Equinox Last observation2010
label rho theta
2000-01-01 0.023 116.9
2001-01-01 0.025 14.4
2002-01-01 0.036 199.6
2003-01-01 0.025 136.1
2004-01-01 0.028 29.1
2005-01-01 0.032 208.9
2006-01-01 0.028 151.8
2007-01-01 0.028 42.4
2008-01-01 0.026 221.9
2009-01-01 0.031 164.1
2010-01-01 0.027 56.7
2011-01-01 0.018 245.9
2012-01-01 0.034 174.1
2013-01-01 0.024 73.6
2014-01-01 0.013 298.7
2015-01-01 0.036 182.7
2016-01-01 0.023 93.5
2017-01-01 0.018 348.9
2018-01-01 0.037 190.6
2019-01-01 0.023 114.7
2020-01-01 0.025 12.6
2021-01-01 0.036 198.7
2022-01-01 0.025 134.3
2023-01-01 0.028 27.7
2024-01-01 0.033 207.8
2025-01-01 0.028 150.3
2026-01-01 0.029 41.0
2027-01-01 0.026 220.2
2028-01-01 0.031 162.9
2029-01-01 0.027 55.0
2030-01-01 0.018 242.3

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