18178-2220 ARA1868

 
 
18h 17m 48.84s -22 20' 22.2" P.A. 112 sep 9.9 mag 11.07,11.90
 
 
Coord 2000
18178-2220
Discov num
ARA1868
Comp
Coord arcsec 2000
18 17 48.84 -22 20 22.2
Date first
1920
Date last
1999
Obs
4
Pa first
111
Pa last
112
P.A. Now (θ)
112°
Sep first
9.8
Sep last
9.9
Sep. Now (ρ)
9.9"
Mag pri
11.07
Mag sec
11.90
delta mag (ΔM)
0.83
Spectral class
Pri motion ra
-003
Sec motion ra
+069
Pri motion dec
-002
Sec motion dec
+026
Notes
rPM=1.048
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
112.1
Precise sep
9.907
Constellation
Sagittarius
Tycho2
6277-00827-1
last precise pa
112.1
last precise sep
9.907
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18178-2220 ARA1868 1999 2 112 9.8 11.07 11.90 D 181748.84-222022.2

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