19159+2727 WAL 108AB,D

 
 
19h 15m 56.96s +27 27' 21.4" P.A. 7 sep 47 mag 7.03,11.50 Sp B8V
 
 
Coord 2000
19159+2727
Discov num
WAL 108
Comp
AB,D
Coord arcsec 2000
19 15 56.96 +27 27 21.4
Date first
1944
Date last
2002
Obs
5
Pa first
0
Pa last
7
P.A. Now (θ)
Sep first
50.0
Sep last
47.0
Sep. Now (ρ)
47"
Mag pri
7.03
Mag sec
11.50
delta mag (ΔM)
4.47
Spectral class
B8V (blue-white)
Pri motion ra
+004
Sec motion ra
+014
Pri motion dec
-005
Sec motion dec
-022
Notes
N (See Notes)
rPM=0.756
Nature of this double is uncertain.
 
 
19159+2727 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 87005 19159+2727 STT 371 AB 1843 2015 207 159 0.9 7.03 7.55 0.52
Show 19159+2727 STT 371 AB,C 1851 2007 35 271 47.4 7.03 9.77 2.74
Show 19159+2727 WAL 108 AB,D 1944 2002 5 7 47.0 7.03 11.50 4.47 <===
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
6.9
Precise sep
47.033
Constellation
Lyra
last precise pa
6.9
last precise sep
47.033
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19159+2727 WAL 108 AB,D 1997 4 7 46.9 6.50 11.50 B8V N D 191556.96+272721.4
19159+2727 WAL 108 AB,D 2002 5 7 47.2 6.50 11.50 B8V N D 191556.96+272721.4

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