19396+2945 BKO  77AJ

 
 
19h 39m 35.20s +29 44' 55.5" P.A. 124 sep 27.9 mag 7.49,14.00 Sp B8Vn dist. 315.46 pc (1029.03 l.y.)
 
 
Coord 2000
19396+2945
Discov num
BKO  77
Comp
AJ
Coord arcsec 2000
19 39 35.20 +29 44 55.5
Date first
1997
Date last
2015
Obs
10
Pa first
124
Pa last
124
P.A. Now (θ)
124°
Sep first
28.1
Sep last
27.9
Sep. Now (ρ)
27.9"
Mag pri
7.49
Mag sec
14.00
delta mag (ΔM)
6.51
Spectral class
B8Vn (blue-white)
Pri motion ra
-001
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19396+2945 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19396+2945 STF2557 AB 1831 2015 33 103 11.0 7.49 10.23 2.74
Show 19396+2945 BU 54 AC 1876 2015 19 304 21.8 7.49 11.30 3.81
Show 19396+2945 ABH 124 AD 1895 2015 15 147 47.8 7.49 10.63 3.14
Show 19396+2945 ABH 124 AE 1895 2015 13 165 65.7 7.49 12.72 5.23
Show 19396+2945 ABH 124 AF 1900 2015 16 180 89.2 7.49 10.39 2.90
Show 19396+2945 ABH 124 AG 1988 2015 11 229 39.4 7.49 12.92 5.43
Show 19396+2945 ABH 124 AH 1895 2015 15 92 103.6 7.49 10.54 3.05
Show 19396+2945 ABH 124 AI 1895 2015 15 116 100.5 7.49 12.10 4.61
Show 19396+2945 BKO 77 AJ 1997 2015 10 124 27.9 7.49 14.00 6.51 <===
Show 19396+2945 BKO 77 AK 1997 2015 10 97 69.2 7.49 14.60 7.11
Show 19396+2945 BKO 77 AL 1997 2015 10 220 30.0 7.49 15.00 7.51
Show 19396+2945 BKO 77 AM 1997 2015 8 120 111.9 7.49 15.30 7.81
13-fold system
13 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
124.2
Precise sep
27.868
Constellation
Cygnus
SAO
87522
HIP
96709
Tycho2
2150-02662-1
Gaia DR2
35530782592
HD
185756
BD
BD+29 3686
Distance
315.46
Distance ly
1029.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19396+2945 BKO 77 AJ 2006 3 124 27.6 7.49 14.00 B8Vn D 193935.20+294455.5
19396+2945 BKO 77 AJ 2012 5 123 27.6 7.49 14.00 B8Vn D 193935.20+294455.5
19396+2945 BKO 77 AJ 2015 6 124 27.9 7.49 14.00 B8Vn 193935.20+294455.5

If you need more information about this double, apply for a data request form to the WDS.