18365-2128 ARA1547

 
 
18h 36m 29.24s -21 28' 25.1" P.A. 231 sep 11.1 mag 13.40,13.90
 
 
Coord 2000
18365-2128
Discov num
ARA1547
Comp
Coord arcsec 2000
18 36 29.24 -21 28 25.1
Date first
1922
Date last
2010
Obs
5
Pa first
231
Pa last
231
P.A. Now (θ)
231°
Sep first
11.1
Sep last
11.1
Sep. Now (ρ)
11.1"
Mag pri
13.40
Mag sec
13.90
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-006
Sec motion ra
-002
Pri motion dec
+000
Sec motion dec
-002
Notes
rPM=0.745
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
230.7
Precise sep
11.14
Constellation
Sagittarius
last precise pa
230.7
last precise sep
11.14
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18365-2128 ARA1547 1998 2 231 11.0 13.40 13.90 D 183629.24-212825.1
18365-2128 ARA1547 1999 3 231 11.0 13.40 13.90 D 183629.24-212825.1
18365-2128 ARA1547 2010 5 231 11.0 13.40 13.90 183629.24-212825.1

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