19389+5150 BU  656

 
 
19h 38m 51.52s +51 50' 03.3" P.A. 274 sep 1 mag 8.75,9.65 Sp G5
 
 
Coord 2000
19389+5150
Discov num
BU  656
Comp
Coord arcsec 2000
19 38 51.52 +51 50 03.3
Date first
1877
Date last
2016
Obs
34
Pa first
263
Pa last
274
P.A. Now (θ)
274°
Sep first
0.4
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
8.75
Mag sec
9.65
delta mag (ΔM)
0.9
Spectral class
G5 (yellow)
Pri motion ra
-012
Sec motion ra
-012
Pri motion dec
-038
Sec motion dec
-038
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
273.6
Precise sep
0.953
Constellation
Cygnus
Tycho2
3568-01903-1
HD
185892
last precise pa
273.6
last precise sep
0.953
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19389+5150 BU 656 2005 29 272 0.9 8.75 9.65 G5 D 193851.52+515003.3
19389+5150 BU 656 2007 30 270 0.9 8.75 9.65 G5 D 193851.52+515003.3
19389+5150 BU 656 2009 31 271 0.9 8.75 9.65 G5 D 193851.52+515003.3
19389+5150 BU 656 2013 33 269 0.9 8.75 9.65 G5 193851.52+515003.3
19389+5150 BU 656 2016 34 274 1.0 8.75 9.65 G5 193851.52+515003.3

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