18054-5521 UC 3490

 
 
18h 05m 26.23s -55 20' 51.2" P.A. 256 sep 69.6 mag 16.20,16.30
 
 
Coord 2000
18054-5521
Discov num
UC 3490
Comp
Coord arcsec 2000
18 05 26.23 -55 20 51.2
Date first
1999
Date last
2010
Obs
4
Pa first
255
Pa last
256
P.A. Now (θ)
256°
Sep first
70.0
Sep last
69.6
Sep. Now (ρ)
69.6"
Mag pri
16.20
Mag sec
16.30
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-059
Sec motion ra
-031
Pri motion dec
-085
Sec motion dec
-064
Notes
V (Proper motion indicates physical)
rPM=0.338
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
255.9
Precise sep
69.64
Constellation
Ara
last precise pa
255.9
last precise sep
69.64
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18054-5521 UC 3490 2000 2 256 69.7 16.20 16.30 V 180526.23-552051.2
18054-5521 UC 3490 2001 2 256 69.7 16.20 16.30 V 180526.23-552051.2
18054-5521 UC 3490 2010 4 256 69.6 16.20 16.30 V 180526.23-552051.2

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