18174-1819 ARA 471

 
 
18h 17m 21.91s -18 18' 59.0" P.A. 54 sep 11.8 mag 10.99,11.11
 
 
Coord 2000
18174-1819
Discov num
ARA 471
Comp
Coord arcsec 2000
18 17 21.91 -18 18 59.0
Date first
1916
Date last
1999
Obs
5
Pa first
56
Pa last
54
P.A. Now (θ)
54°
Sep first
11.4
Sep last
11.8
Sep. Now (ρ)
11.8"
Mag pri
10.99
Mag sec
11.11
delta mag (ΔM)
0.12
Spectral class
Pri motion ra
+005
Sec motion ra
+003
Pri motion dec
-001
Sec motion dec
+007
Notes
rPM=1.083
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
54
Precise sep
11.797
Constellation
Sagittarius
Tycho2
6269-01993-1
last precise pa
54
last precise sep
11.797
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18174-1819 ARA 471 1999 3 54 11.8 10.99 11.11 D 181721.91-181859.0

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