14411-2237 RST2917

 
 
14H 41M 06.74S -22 37' 06.7" P.A. 152.7 SEP 0.34 MAG 7.58,9.02 SP A5V DIST. 191.2 PC (623.69 L.Y.)
 
 
Coord 2000
14411-2237
Discov num
RST2917
Comp
Coord arcsec 2000
14 41 06.74 -22 37 06.7
Date first
1935
Date last
2014
Obs
27
Pa first
243
Pa last
153
P.A. Now (θ)
152.7°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.34"
Mag pri
7.58
Mag sec
9.02
delta mag (ΔM)
1.44
Spectral class
A5V (white)
Pri motion ra
-032
Sec motion ra
Pri motion dec
-008
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Libra
SAO
182764
HIP
71792
Tycho2
6746-00026-1
HD
129065
BD
BD-21 3946
CD
CD-2210598
CP
CP-22 5815
Distance
191.2
Distance ly
623.69
last precise pa
153.1
last precise sep
0.348
 
 
ORBITAL ELEMENTS
 
 
Period (P)140y Periastron (T)2045y Semi-major axis (a)0.317a
Eccentricity (e)0.65 Inclination (i)135.4° Longitude of periastron (ω)103.2°
Node (Ω)123.5° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation1997
label rho theta
2000 0.382 171.8
2001 0.381 170.9
2002 0.379 169.9
2003 0.378 168.9
2004 0.376 168.0
2005 0.374 167.0
2006 0.372 166.0
2007 0.370 164.9
2008 0.368 163.9
2009 0.365 162.9
2010 0.363 161.8
2011 0.360 160.7
2012 0.357 159.7
2013 0.354 158.6
2014 0.351 157.4
2015 0.347 156.3
2016 0.343 155.1
2017 0.339 153.9
2018 0.335 152.7
2019 0.330 151.4
2020 0.325 150.1
2021 0.320 148.8
2022 0.315 147.4
2023 0.309 145.9
2024 0.303 144.5
2025 0.297 142.9
2026 0.290 141.3
2027 0.283 139.6
2028 0.275 137.8
2029 0.267 135.9
2030 0.258 133.8

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