19532+4238 COU2635

 
 
19h 53m 11.59s +42 38' 07.3" P.A. 158 sep 0.5 mag 8.52,10.41 Sp B9 dist. 628.93 pc (2051.57 l.y.)
 
 
Coord 2000
19532+4238
Discov num
COU2635
Comp
Coord arcsec 2000
19 53 11.59 +42 38 07.3
Date first
1991
Date last
2009
Obs
4
Pa first
160
Pa last
158
P.A. Now (θ)
158°
Sep first
0.6
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
8.52
Mag sec
10.41
delta mag (ΔM)
1.89
Spectral class
B9 (blue-white)
Pri motion ra
+005
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
157.5
Precise sep
0.54
Constellation
Cygnus
SAO
48939
HIP
97861
Tycho2
3145-02151-1
HD
188399
BD
BD+42 3508
Distance
628.93
Distance ly
2051.57
last precise pa
157.5
last precise sep
0.54
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19532+4238 COU2635 1991 2 332 0.5 8.52 10.41 B9 D 195311.59+423807.3
19532+4238 COU2635 2009 3 158 0.5 8.52 10.41 B9 D 195311.59+423807.3

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