18559+1104 J   471

 
 
18h 55m 57.71s +11 04' 38.2" P.A. 296 sep 5.5 mag 9.50,12.20
 
 
Coord 2000
18559+1104
Discov num
J   471
Comp
Coord arcsec 2000
18 55 57.71 +11 04 38.2
Date first
1911
Date last
2001
Obs
4
Pa first
291
Pa last
296
P.A. Now (θ)
296°
Sep first
4.6
Sep last
5.5
Sep. Now (ρ)
5.5"
Mag pri
9.50
Mag sec
12.20
delta mag (ΔM)
2.7
Spectral class
Pri motion ra
+008
Sec motion ra
-023
Pri motion dec
-003
Sec motion dec
-024
Notes
rPM=1.126
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
296.2
Precise sep
5.51
Cdsa2 id
J 471
Constellation
Aquila
Ra deg
18.932697222222224
De deg
11.077277777777777
last precise pa
296.2
last precise sep
5.51
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18559+1104 J 471 1915 2 293 4.7 9.50 12.20 185506.67+110400.0
18559+1104 J 471 2000 3 296 5.5 9.50 12.20 185557.71+110438.2
18559+1104 J 471 2001 5 296 5.5 9.50 12.20 D 185557.71+110438.2

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