19308-3616 UC 3963BC

 
 
19h 30m 52.75s -36 15' 52.8" P.A. 256 sep 7.7 mag 16.30,15.50
 
 
Coord 2000
19308-3616
Discov num
UC 3963
Comp
BC
Coord arcsec 2000
19 30 52.75 -36 15 52.8
Date first
1998
Date last
1999
Obs
3
Pa first
256
Pa last
256
P.A. Now (θ)
256°
Sep first
7.8
Sep last
7.7
Sep. Now (ρ)
7.7"
Mag pri
16.30
Mag sec
15.50
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
+034
Sec motion ra
+024
Pri motion dec
-045
Sec motion dec
-061
Notes
V (Proper motion indicates physical)
rPM=0.288 (< 0.3, Physical double)
This double is physical.
 
 
19308-3616 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19308-3616 UC 3963 AB 1998 1999 3 89 53.4 13.10 16.30 3.20
Show 19308-3616 UC 3963 BC 1998 1999 3 256 7.7 16.30 15.50 0.80 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
255.6
Precise sep
7.72
Constellation
Sagittarius
last precise pa
255.6
last precise sep
7.72
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19308-3616 UC 3963 BC 1999 2 256 7.7 16.30 15.50 V 193052.75-361552.8
19308-3616 UC 3963 BC 2000 2 253 8.2 16.30 15.50 V 193052.75-361552.8
19308-3616 UC 3963 BC 2010 4 256 7.1 16.30 15.50 V 193052.75-361552.8

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