17576-2158 ARA1506

 
 
17h 57m 40.55s -21 57' 23.4" P.A. 18 sep 13.3 mag 11.00,12.60
 
 
Coord 2000
17576-2158
Discov num
ARA1506
Comp
Coord arcsec 2000
17 57 40.55 -21 57 23.4
Date first
1920
Date last
2010
Obs
5
Pa first
17
Pa last
18
P.A. Now (θ)
18°
Sep first
13.1
Sep last
13.3
Sep. Now (ρ)
13.3"
Mag pri
11.00
Mag sec
12.60
delta mag (ΔM)
1.6
Spectral class
Pri motion ra
-005
Sec motion ra
-001
Pri motion dec
-008
Sec motion dec
-001
Notes
rPM=0.855
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
18
Precise sep
13.32
Constellation
Sagittarius
last precise pa
18
last precise sep
13.32
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17576-2158 ARA1506 1998 3 17 13.4 11.00 12.60 D 175740.55-215723.4
17576-2158 ARA1506 1999 4 17 13.4 11.00 12.60 D 175740.55-215723.4
17576-2158 ARA1506 2010 5 16 12.7 11.00 12.60 175740.55-215723.4

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