18089-1901 ARA 731

 
 
18h 08m 55.54s -19 01' 01.1" P.A. 223 sep 6.2 mag 13.00,13.10
 
 
Coord 2000
18089-1901
Discov num
ARA 731
Comp
Coord arcsec 2000
18 08 55.54 -19 01 01.1
Date first
1916
Date last
2011
Obs
6
Pa first
216
Pa last
223
P.A. Now (θ)
223°
Sep first
5.3
Sep last
6.2
Sep. Now (ρ)
6.2"
Mag pri
13.00
Mag sec
13.10
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
+005
Sec motion ra
-013
Pri motion dec
+011
Sec motion dec
+002
Notes
rPM=1.53
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
223.4
Precise sep
6.19
Constellation
Sagittarius
last precise pa
223.4
last precise sep
6.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18089-1901 ARA 731 1987 2 224 6.5 12.03 12.20 180850.87-190202.9
18089-1901 ARA 731 2011 3 223 6.2 13.00 13.10 180855.54-190101.1

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