13347-1313 BU 932 AB

 
 
13h 34m 40.48s -13° 12' 51.5" P.A. 67.00 sep 0.4 mag 6.30,7.29 Sp A0V dist. 148.15 pc (483.27 l.y.)
 
 
Coord 2000 13347-1313 Discov num BU  932 Comp AB Coord arcsec 2000 13 34 40.48 -13 12 51.5
Date first 1879 Date last 2019 Obs 104
Pa first 81 Pa last 66.9 P.A. Now (θ) 68.5°
Sep first 0.5 Sep last 0.429 Sep. Now (ρ) 0.43"
Mag pri 6.30 Mag sec 7.29 delta mag (ΔM) 0.99 Spectral class A0V (white)
Pri motion ra -045 Sec motion ra
Pri motion dec -010 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
13347-1313 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 158021 13 34 40 -13 12 52 BU 932 AB 2019 104 67 0.4 6.30 7.29 0.99 Y <===
Show NSV6316 158021 13 34 40 -13 12 52 BU 932 AB,C 2016 16 144 26.7 5.94 12.40 6.46
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name NSV6316 Constellation Virgo SAO 158021 HIP 66247
Tycho2 5551-01507-1 Gaia DR2 3609826008339890560 HD 118054 HR 5106
GC 18348 ADS 8954 BD BD-12 3843 Distance 148.15
Distance ly 483.27
 
 
ORBITAL ELEMENTS
 
 
Period (P)177.7y Periastron (T)1921.87y Semi-major axis (a)0.531a
Eccentricity (e)0.925 Inclination (i)70.4° Longitude of periastron (ω)103.6°
Node (Ω)117.7° Notesn ReferenceSca2014b
Equinox2000 Last observation2009 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 58.6 0.388
2001 59.1 0.391
2002 59.6 0.393
2003 60.0 0.395
2004 60.5 0.397
2005 61.0 0.399
2006 61.4 0.402
2007 61.9 0.404
2008 62.3 0.406
2009 62.8 0.408
2010 63.2 0.410
2011 63.6 0.411
2012 64.0 0.413
2013 64.5 0.415
2014 64.9 0.417
2015 65.3 0.418
2016 65.7 0.420
2017 66.1 0.422
2018 66.5 0.423
2019 66.9 0.425
2020 67.4 0.426
2021 67.8 0.427
2022 68.1 0.429
2023 68.5 0.430
2024 68.9 0.431
2025 69.3 0.432
2026 69.7 0.433
2027 70.1 0.434
2028 70.5 0.435
2029 70.9 0.436
2030 71.3 0.437


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



 
 


wds13347-1313a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic