19439+3410 HO  453AC

 
 
19h 43m 51.45s +34 09' 45.8" P.A. 135 sep 33.1 mag 6.06,11.50 Sp B8III dist. 331.13 pc (1080.15 l.y.)
 
 
Coord 2000
19439+3410
Discov num
HO  453
Comp
AC
Coord arcsec 2000
19 43 51.45 +34 09 45.8
Date first
1892
Date last
2002
Obs
6
Pa first
134
Pa last
135
P.A. Now (θ)
135°
Sep first
33.6
Sep last
33.1
Sep. Now (ρ)
33.1"
Mag pri
6.06
Mag sec
11.50
delta mag (ΔM)
5.44
Spectral class
B8III (blue-white)
Pri motion ra
+007
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19439+3410 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 68764 19439+3410 HO 453 AB 1892 2002 7 53 14.7 6.06 13.81 7.75
Show 68764 19439+3410 HO 453 AC 1892 2002 6 135 33.1 6.06 11.50 5.44 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
135.3
Precise sep
33.125
Constellation
Cygnus
SAO
68764
HIP
97087
Tycho2
2664-00111-1
HD
186568
HR
7512
BD
BD+33 3572
Distance
331.13
Distance ly
1080.15
last precise pa
135.3
last precise sep
33.125
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19439+3410 HO 453 AC 2001 5 136 34.0 6.06 11.50 B8III D 194351.45+340945.8
19439+3410 HO 453 AC 2002 6 135 33.1 6.06 11.50 B8III D 194351.45+340945.8

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