18126-1804 ARA 461

 
 
18h 12m 41.21s -18 03' 55.5" P.A. 314 sep 10.8 mag 10.93,11.80
 
 
Coord 2000
18126-1804
Discov num
ARA 461
Comp
Coord arcsec 2000
18 12 41.21 -18 03 55.5
Date first
1915
Date last
1999
Obs
4
Pa first
309
Pa last
314
P.A. Now (θ)
314°
Sep first
11.7
Sep last
10.8
Sep. Now (ρ)
10.8"
Mag pri
10.93
Mag sec
11.80
delta mag (ΔM)
0.87
Spectral class
Pri motion ra
-003
Sec motion ra
-012
Pri motion dec
+000
Sec motion dec
-001
Notes
rPM=0.752
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
313.9
Precise sep
10.799
Constellation
Sagittarius
Tycho2
6268-01553-1
last precise pa
313.9
last precise sep
10.799
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18126-1804 ARA 461 1916 2 135 10.4 10.93 11.50 181241.21-180355.4
18126-1804 ARA 461 1999 4 314 10.8 10.93 11.80 181241.21-180355.5

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