19477-0154 A   717

 
 
19h 47m 42.96s -01 54' 01.5" P.A. 124 sep 0.2 mag 8.90,10.40 Sp F8
 
 
Coord 2000
19477-0154
Discov num
A   717
Comp
Coord arcsec 2000
19 47 42.96 -01 54 01.5
Date first
1904
Date last
2017
Obs
11
Pa first
82
Pa last
124
P.A. Now (θ)
124°
Sep first
0.5
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
8.90
Mag sec
10.40
delta mag (ΔM)
1.5
Spectral class
F8 (yellow-white)
Pri motion ra
-048
Sec motion ra
Pri motion dec
+035
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
123.9
Precise sep
0.231
Constellation
Aquila
Tycho2
5150-00119-1
Gaia DR2
14763728000
HD
187005
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19477-0154 A 717 1976 10 102 0.4 8.90 10.40 F8 194742.96-015401.5
19477-0154 A 717 2017 11 124 0.2 8.90 10.40 F8 194742.96-015401.5

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