18546-0442 J  1838

 
 
18h 54m 25.05s -04 44' 14.6" P.A. 165 sep 7.1 mag 11.20,11.40
 
 
Coord 2000
18546-0442
Discov num
J  1838
Comp
Coord arcsec 2000
18 54 25.05 -04 44 14.6
Date first
1941
Date last
2002
Obs
7
Pa first
160
Pa last
165
P.A. Now (θ)
165°
Sep first
5.0
Sep last
7.1
Sep. Now (ρ)
7.1"
Mag pri
11.20
Mag sec
11.40
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-002
Sec motion ra
Pri motion dec
-008
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
164.5
Precise sep
7.06
Cdsa2 id
J 1838
Constellation
Scutum
Ra deg
18.906958333333332
De deg
-4.737388888888889
last precise pa
164.5
last precise sep
7.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18546-0442 J 1838 2001 3 166 7.3 11.20 11.40 185441.44-044148.0
18546-0442 J 1838 2002 5 165 7.1 11.20 11.40 185425.05-044414.6
18546-0442 J 1838 2010 8 166 7.1 11.20 11.40 185425.05-044414.6

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