19247-2146 UC 3920

 
 
19h 24m 44.32s -21 45' 32.5" P.A. 18 sep 32.5 mag 13.52,14.88
 
 
Coord 2000
19247-2146
Discov num
UC 3920
Comp
Coord arcsec 2000
19 24 44.32 -21 45 32.5
Date first
1998
Date last
2015
Obs
5
Pa first
18
Pa last
18
P.A. Now (θ)
18°
Sep first
32.6
Sep last
32.5
Sep. Now (ρ)
32.5"
Mag pri
13.52
Mag sec
14.88
delta mag (ΔM)
1.36
Spectral class
Pri motion ra
-052
Sec motion ra
-050
Pri motion dec
-045
Sec motion dec
-045
Notes
V (Proper motion indicates physical)
rPM=0.029 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
17.9
Precise sep
32.544
Constellation
Sagittarius
last precise pa
17.9
last precise sep
32.544
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19247-2146 UC 3920 1999 2 18 32.6 13.50 14.90 V 192444.32-214532.5
19247-2146 UC 3920 2000 2 18 32.6 13.50 14.90 V 192444.32-214532.5
19247-2146 UC 3920 2010 4 18 32.6 13.52 14.88 V 192444.32-214532.5
19247-2146 UC 3920 2015 5 18 32.5 13.52 14.88 V 192444.32-214532.5

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