05193-1831 OUD   1Aa,Ab

 
 
05H 19M 17.44S -18 31' 11.8" P.A. 295 SEP 0.3 MAG 6.80,11.10 SP B5VS DIST. 263.16 PC (858.43 L.Y.)
 
 
Coord 2000
05193-1831
Discov num
OUD   1
Comp
Aa,Ab
Coord arcsec 2000
05 19 17.44 -18 31 11.8
Date first
2005
Date last
2005
Obs
1
Pa first
295
Pa last
295
P.A. Now (θ)
295°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
6.80
Mag sec
11.10
delta mag (ΔM)
4.3
Spectral class
B5Vs (blue-white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
+009
Sec motion dec
Notes
N K (See Notes, K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
05193-1831 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 150335 05193-1831 OUD 1 Aa,Ab 2005 2005 1 295 0.3 6.80 11.10 4.30 <===
Show YZ Lep 150335 05193-1831 S 476 AB 1824 2014 29 19 39.0 6.31 6.48 0.17
Show 150335 05193-1831 STU 20 AC 1988 2011 7 21 166.9 6.31 9.57 3.26
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name
YZ Lep
Constellation
Lepus
SAO
150335
HIP
24825
Tycho2
5906-01520-1
HD
34798
HR
1753
BD
BD-18 1055
Distance
263.16
Distance ly
858.43
last precise pa
295
last precise sep
0.28