09370-2610 WSI 127AB

 
 
09h 36m 57.83s -26 10' 11.2" P.A. 42.50 sep 0.4 mag 13.80,14.30
 
 
Coord 2000
09370-2610
Discov num
WSI 127
Comp
AB
Coord arcsec 2000
09 36 57.83 -26 10 11.2
Date first
2010
Date last
2020
Obs
11
Pa first
284
Pa last
43
P.A. Now (θ)
42.5°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.39"
Mag pri
13.80
Mag sec
14.30
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+027
Sec motion ra
Pri motion dec
-030
Sec motion dec
Notes
N O V (See Notes, Orbital solution, Proper motion indicates physical)
This double is physical.
 
 
09370-2610 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 177752 09 36 58 -26 10 11 WSI 127 AB 2020 11 42 0.4 13.80 14.30 0.50 Y <===
Show 177752 09 36 58 -26 10 11 WJG 5 AB,C 2013 2 315 41.8 13.80 14.30 0.50
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
43.4
Precise sep
0.391
Constellation
Antlia
SAO
177752
last precise pa
43.4
last precise sep
0.391
 
 
ORBITAL ELEMENTS
 
 
Period (P)32y Periastron (T)2010.47y Semi-major axis (a)0.391a
Eccentricity (e)0 Inclination (i) Longitude of periastron (ω)
Node (Ω)284° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2019
label rho theta
2000 0.391 166.2
2001 0.391 177.5
2002 0.391 188.7
2003 0.391 200.0
2004 0.391 211.2
2005 0.391 222.5
2006 0.391 233.7
2007 0.391 245.0
2008 0.391 256.2
2009 0.391 267.5
2010 0.391 278.7
2011 0.391 290.0
2012 0.391 301.2
2013 0.391 312.5
2014 0.391 323.7
2015 0.391 335.0
2016 0.391 346.2
2017 0.391 357.5
2018 0.391 8.7
2019 0.391 20.0
2020 0.391 31.2
2021 0.391 42.5
2022 0.391 53.7
2023 0.391 65.0
2024 0.391 76.2
2025 0.391 87.5
2026 0.391 98.7
2027 0.391 110.0
2028 0.391 121.2
2029 0.391 132.5
2030 0.391 143.7


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds09370-2610a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09370-2610 WSI 127 AB 2017 7 2 0.4 13.80 14.30 NV 093657.83-261011.2
09370-2610 WSI 127 AB 2018 8 10 0.4 13.80 14.30 NV 093657.83-261011.2
09370-2610 WSI 127 AB 2019 10 31 0.4 13.80 14.30 NV 093657.83-261011.2

If you need more information about this double, apply for a data request form to the WDS.