18365-2353 ARA2239

 
 
18h 36m 27.71s -23 53' 34.9" P.A. 249 sep 8.7 mag 12.90,13.20
 
 
Coord 2000
18365-2353
Discov num
ARA2239
Comp
Coord arcsec 2000
18 36 27.71 -23 53 34.9
Date first
1928
Date last
1999
Obs
4
Pa first
261
Pa last
249
P.A. Now (θ)
249°
Sep first
9.1
Sep last
8.7
Sep. Now (ρ)
8.7"
Mag pri
12.90
Mag sec
13.20
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-066
Sec motion ra
-054
Pri motion dec
-176
Sec motion dec
-012
Notes
rPM=0.875
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
248.8
Precise sep
8.69
Constellation
Sagittarius
last precise pa
248.8
last precise sep
8.69
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18365-2353 ARA2239 1928 1 261 9.1 12.90 13.20 183627.71-235334.9
18365-2353 ARA2239 1999 2 249 8.7 12.90 13.20 183627.71-235334.9

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