10423-3612 JSP 418

 
 
10H 42M 19.79S -36 12' 08.7" P.A. 142.2 SEP 0.55 MAG 9.27,9.47 SP F7/8V DIST. 84.96 PC (277.14 L.Y.)
 
 
Coord 2000
10423-3612
Discov num
JSP 418
Comp
Coord arcsec 2000
10 42 19.79 -36 12 08.7
Date first
1929
Date last
1993
Obs
18
Pa first
345
Pa last
127
P.A. Now (θ)
142.2°
Sep first
0.8
Sep last
0.3
Sep. Now (ρ)
0.55"
Mag pri
9.27
Mag sec
9.47
delta mag (ΔM)
0.2
Spectral class
F7/8V (yellow-white)
Pri motion ra
-060
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
126.9
Precise sep
0.278
Constellation
Antlia
SAO
201657
HIP
52376
Tycho2
7198-01786-1
HD
92791
CD
CD-35 6668
CP
CP-35 4337
Distance
84.96
Distance ly
277.14
last precise pa
126.9
last precise sep
0.278
 
 
ORBITAL ELEMENTS
 
 
Period (P)283.1y Periastron (T)1972.4y Semi-major axis (a)0.669a
Eccentricity (e)0.902 Inclination (i)66.1° Longitude of periastron (ω)144°
Node (Ω)172.5° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation1993
label rho theta
2000 0.368 134.0
2001 0.380 134.7
2002 0.391 135.3
2003 0.403 136.0
2004 0.415 136.6
2005 0.426 137.1
2006 0.438 137.7
2007 0.449 138.2
2008 0.460 138.7
2009 0.471 139.1
2010 0.481 139.6
2011 0.492 140.0
2012 0.502 140.4
2013 0.513 140.8
2014 0.523 141.1
2015 0.533 141.5
2016 0.543 141.8
2017 0.553 142.2
2018 0.563 142.5
2019 0.572 142.8
2020 0.582 143.1
2021 0.591 143.4
2022 0.601 143.7
2023 0.610 143.9
2024 0.619 144.2
2025 0.628 144.5
2026 0.636 144.7
2027 0.645 144.9
2028 0.654 145.2
2029 0.662 145.4
2030 0.671 145.6

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