18377-2244 ARA1893

 
 
18h 37m 43.10s -22 43' 55.3" P.A. 137 sep 12.6 mag 11.70,14.50
 
 
Coord 2000
18377-2244
Discov num
ARA1893
Comp
Coord arcsec 2000
18 37 43.10 -22 43 55.3
Date first
1928
Date last
2010
Obs
5
Pa first
136
Pa last
137
P.A. Now (θ)
137°
Sep first
13.3
Sep last
12.6
Sep. Now (ρ)
12.6"
Mag pri
11.70
Mag sec
14.50
delta mag (ΔM)
2.8
Spectral class
Pri motion ra
+004
Sec motion ra
-003
Pri motion dec
-003
Sec motion dec
-001
Notes
rPM=1.456
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
136.7
Precise sep
12.64
Constellation
Sagittarius
last precise pa
136.7
last precise sep
12.64
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18377-2244 ARA1893 1998 2 138 12.6 11.70 14.50 D 183743.10-224355.3
18377-2244 ARA1893 1999 3 137 12.6 11.70 14.50 D 183743.10-224355.3
18377-2244 ARA1893 2010 5 137 11.9 11.70 14.50 183743.10-224355.3

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