18360-2146 ARA1545

 
 
18h 36m 00.33s -21 46' 01.7" P.A. 203 sep 12.8 mag 13.60,13.90
 
 
Coord 2000
18360-2146
Discov num
ARA1545
Comp
Coord arcsec 2000
18 36 00.33 -21 46 01.7
Date first
1922
Date last
1999
Obs
4
Pa first
206
Pa last
203
P.A. Now (θ)
203°
Sep first
11.9
Sep last
12.8
Sep. Now (ρ)
12.8"
Mag pri
13.60
Mag sec
13.90
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-005
Sec motion ra
-003
Pri motion dec
+002
Sec motion dec
+000
Notes
rPM=0.525
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
203.4
Precise sep
12.809
Constellation
Sagittarius
last precise pa
203.4
last precise sep
12.809
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18360-2146 ARA1545 1998 2 203 12.8 13.60 13.90 D 183600.33-214601.7
18360-2146 ARA1545 1999 3 203 12.8 13.60 13.90 D 183600.33-214601.7
18360-2146 ARA1545 2010 5 204 12.9 13.60 13.90 183600.33-214601.7

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