18314-2124 ARA1539

 
 
18h 31m 26.27s -21 23' 38.8" P.A. 5 sep 5 mag 11.74,13.10
 
 
Coord 2000
18314-2124
Discov num
ARA1539
Comp
Coord arcsec 2000
18 31 26.27 -21 23 38.8
Date first
1922
Date last
1999
Obs
3
Pa first
0
Pa last
5
P.A. Now (θ)
Sep first
5.2
Sep last
5.0
Sep. Now (ρ)
5"
Mag pri
11.74
Mag sec
13.10
delta mag (ΔM)
1.36
Spectral class
Pri motion ra
-006
Sec motion ra
+009
Pri motion dec
-024
Sec motion dec
+114
Notes
rPM=1.214
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
4.6
Precise sep
4.985
Constellation
Sagittarius
Tycho2
6278-02716-1
last precise pa
4.6
last precise sep
4.985
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18314-2124 ARA1539 1999 2 5 5.0 11.74 13.10 D 183126.27-212338.8
18314-2124 ARA1539 2010 4 1 4.2 11.74 13.10 183126.27-212338.8

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