18191-1828 ARA 474

 
 
18h 19m 06.37s -18 27' 25.6" P.A. 222 sep 12.6 mag 12.70,12.80
 
 
Coord 2000
18191-1828
Discov num
ARA 474
Comp
Coord arcsec 2000
18 19 06.37 -18 27 25.6
Date first
1916
Date last
1999
Obs
5
Pa first
220
Pa last
222
P.A. Now (θ)
222°
Sep first
12.0
Sep last
12.6
Sep. Now (ρ)
12.6"
Mag pri
12.70
Mag sec
12.80
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
+010
Sec motion ra
-001
Pri motion dec
+004
Sec motion dec
+003
Notes
rPM=1.026
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
222.2
Precise sep
12.581
Constellation
Sagittarius
last precise pa
222.2
last precise sep
12.581
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18191-1828 ARA 474 1999 3 223 12.6 12.70 12.80 D 181906.37-182725.6

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