18180-1834 ARA 473

 
 
18h 17m 59.96s -18 33' 19.2" P.A. 334 sep 14.2 mag 12.70,12.80
 
 
Coord 2000
18180-1834
Discov num
ARA 473
Comp
Coord arcsec 2000
18 17 59.96 -18 33 19.2
Date first
1916
Date last
2000
Obs
5
Pa first
335
Pa last
334
P.A. Now (θ)
334°
Sep first
14.3
Sep last
14.2
Sep. Now (ρ)
14.2"
Mag pri
12.70
Mag sec
12.80
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-001
Sec motion ra
-004
Pri motion dec
+008
Sec motion dec
+003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
last precise pa
334.2
last precise sep
14.233
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18180-1834 ARA 473 1999 3 334 14.1 12.70 12.80 D 181759.96-183319.2
18180-1834 ARA 473 2000 5 334 14.2 12.70 12.80 D 181759.96-183319.2
18180-1834 ARA 473 2010 6 333 14.7 12.70 12.80 181759.96-183319.2

If you need more information about this double, apply for a data request form to the WDS.