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
Cdsa2 id
WAL 108 AB,D
Constellation
Lyra
Ra deg
19.265822222222223
De deg
27.455944444444444
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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