18431-2051 ARA1159

 
 
18h 43m 04.86s -20 51' 06.8" P.A. 84 sep 11.7 mag 12.04,12.40
 
 
Coord 2000
18431-2051
Discov num
ARA1159
Comp
Coord arcsec 2000
18 43 04.86 -20 51 06.8
Date first
1919
Date last
2010
Obs
7
Pa first
87
Pa last
84
P.A. Now (θ)
84°
Sep first
14.0
Sep last
11.7
Sep. Now (ρ)
11.7"
Mag pri
12.04
Mag sec
12.40
delta mag (ΔM)
0.36
Spectral class
Pri motion ra
+023
Sec motion ra
-003
Pri motion dec
-005
Sec motion dec
-004
Notes
rPM=1.105
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
83.8
Precise sep
11.69
Constellation
Sagittarius
Tycho2
6292-01414-1
last precise pa
83.8
last precise sep
11.69
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18431-2051 ARA1159 1998 4 84 12.1 12.04 12.40 D 184304.86-205106.8
18431-2051 ARA1159 1999 5 84 12.1 12.04 12.40 D 184304.86-205106.8
18431-2051 ARA1159 2010 7 84 11.8 12.04 12.40 184304.86-205106.8

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