19218-0122 J   116

 
 
19h 21m 46.34s -01 21' 43.6" P.A. 142 sep 5.7 mag 10.51,10.70 Sp B9
 
 
Coord 2000
19218-0122
Discov num
J   116
Comp
Coord arcsec 2000
19 21 46.34 -01 21 43.6
Date first
1895
Date last
2015
Obs
31
Pa first
91
Pa last
142
P.A. Now (θ)
142°
Sep first
4.6
Sep last
5.7
Sep. Now (ρ)
5.7"
Mag pri
10.51
Mag sec
10.70
delta mag (ΔM)
0.19
Spectral class
B9 (blue-white)
Pri motion ra
-006
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
142.2
Precise sep
5.704
Constellation
Aquila
Tycho2
5130-01908-1
Gaia DR2
4262827505972856832
HD
181760
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19218-0122 J 116 1999 25 137 5.3 10.51 10.70 B9 D 192146.34-012143.6
19218-0122 J 116 2010 26 141 5.5 10.51 10.70 B9 D 192146.34-012143.6
19218-0122 J 116 2013 29 142 5.7 10.51 10.70 B9 192146.34-012143.6
19218-0122 J 116 2015 31 142 5.7 10.51 10.70 B9 192146.34-012143.6

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