19493+1852 J  3012AC

 
 
19h 49m 09.64s +18 51' 27.5" P.A. 173 sep 6.8 mag 13.90,13.50
 
 
Coord 2000
19493+1852
Discov num
J  3012
Comp
AC
Coord arcsec 2000
19 49 09.64 +18 51 27.5
Date first
1944
Date last
2017
Obs
5
Pa first
160
Pa last
173
P.A. Now (θ)
173°
Sep first
6.0
Sep last
6.8
Sep. Now (ρ)
6.8"
Mag pri
13.90
Mag sec
13.50
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
-025
Sec motion ra
+011
Pri motion dec
+027
Sec motion dec
-010
Notes
U (Proper motion indicates non-physical)
rPM=1.403
This double is not physical.
 
 
19493+1852 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19493+1852 J 3012 AB 1944 2017 5 272 6.6 13.90 14.60 0.70
Show 19493+1852 J 3012 AC 1944 2017 5 173 6.8 13.90 13.50 0.40 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
172.8
Precise sep
6.772
Cdsa2 id
J 3012 AC
Constellation
Sagitta
Ra deg
19.819344444444443
De deg
18.85763888888889
last precise pa
172.8
last precise sep
6.772
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19493+1852 J 3012 AC 1944 1 160 6.0 12.50 12.50 194921.64+185154.0
19493+1852 J 3012 AC 2000 2 173 6.9 13.00 13.00 194921.64+185154.0
19493+1852 J 3012 AC 2001 3 173 6.8 11.00 13.00 194909.64+185127.5
19493+1852 J 3012 AC 2017 5 173 6.8 13.90 13.50 U 194909.64+185127.5

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