19188+1937 AG  432 (U Sge)

 
 
19h 18m 48.41s +19 36' 37.7" P.A. 317 sep 91.8 mag 6.50,9.68 Sp B9V dist. 239.81 pc (782.26 l.y.)
 
 
Coord 2000
19188+1937
Discov num
AG  432
Comp
Coord arcsec 2000
19 18 48.41 +19 36 37.7
Date first
1875
Date last
2014
Obs
17
Pa first
319
Pa last
317
P.A. Now (θ)
317°
Sep first
91.8
Sep last
91.8
Sep. Now (ρ)
91.8"
Mag pri
6.50
Mag sec
9.68
delta mag (ΔM)
3.18
Spectral class
B9V (blue-white)
Pri motion ra
+001
Sec motion ra
+004
Pri motion dec
+001
Sec motion dec
+001
Notes
rPM=0.728
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
317.2
Precise sep
91.8
Other name
U Sge
Var name
U Sge
Constellation
Sagitta
SAO
104711
HIP
94910
Tycho2
1607-00913-1
HD
181182
HR
7326
GC
26639
BD
BD+19 3975
Distance
239.81
Distance ly
782.26
last precise pa
317.2
last precise sep
91.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19188+1937 AG 432 2003 13 318 92.8 6.50 9.68 D 191848.41+193637.7
19188+1937 AG 432 2013 15 318 92.4 6.50 9.68 B9V 191848.41+193637.7
19188+1937 AG 432 2014 16 317 91.8 6.50 9.68 B9V 191848.41+193637.7

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