19307+2758 SMR  34AH

 
 
19h 30m 43.29s +27 57' 34.9" P.A. 119 sep 54.5 mag 3.19,12.50 Sp K3II+B9.5 dist. 133.16 pc (434.37 l.y.)
 
 
Coord 2000
19307+2758
Discov num
SMR  34
Comp
AH
Coord arcsec 2000
19 30 43.29 +27 57 34.9
Date first
1998
Date last
2017
Obs
3
Pa first
119
Pa last
119
P.A. Now (θ)
119°
Sep first
54.0
Sep last
54.5
Sep. Now (ρ)
54.5"
Mag pri
3.19
Mag sec
12.50
delta mag (ΔM)
9.31
Spectral class
K3II+B9.5 (yellow-orange/blue-white)
Pri motion ra
-002
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19307+2758 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 87301 19307+2758 BNU 10 Aa,Ab 1978 1995 2 160 0.0 3.37 5.00 1.63
Show 87301 19307+2758 MCA 55 Aa,Ac 1976 2008 58 247 0.3 3.37 5.16 1.79 Y
Show Albireo 87301 19307+2758 STFA 43 AB 1755 2017 279 54 34.6 3.19 4.68 1.49
Show 19307+2758 WAL 114 AC 1944 2017 7 341 65.6 3.19 10.99 7.80
Show 19307+2758 CTT 17 AD 1894 2017 7 33 108.4 3.19 12.24 9.05
Show 19307+2758 CTT 18 AE 1894 2017 7 207 76.7 3.19 11.81 8.62
Show 19307+2758 SMR 34 AF 1998 2017 3 46 59.2 3.19 12.00 8.81
Show 19307+2758 SMR 34 AG 1998 2012 2 44 161.4 3.19 12.50 9.31
Show 19307+2758 SMR 34 AH 1998 2017 3 119 54.5 3.19 12.50 9.31 <===
Show 19307+2758 SMR 34 AI 1998 2017 3 132 38.0 3.19 12.50 9.31
Show 19307+2758 SMR 34 AJ 1991 2017 4 141 140.6 3.19 10.00 6.81
Show 19307+2758 SMR 34 AK 1998 2012 2 277 142.2 3.19 11.50 8.31
Show 19307+2758 SMR 34 AL 2012 2012 1 269 12.0 3.19 11.50 8.31
Show 87302 19307+2758 RBR 12 Ba,Bb 2002 2002 1 108 0.4 5.10 9.20 4.10
15-fold system
12 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
119.2
Precise sep
54.54
Constellation
Cygnus
SAO
87301
HIP
95947
Tycho2
2133-02964-1
Gaia DR2
60302988160
HD
183912
HR
7417
GC
26953
BD
BD+27 3410
Bayer
Beta 1 Cygni
Bayer name
Bet1 Cyg
Flamsteed
6 Cygni
Flamsteed name
6 Cyg
Distance
133.16
Distance ly
434.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19307+2758 SMR 34 AH 2012 1 118 54.0 3.19 12.50 K3II+B9.5 193043.29+275734.9
19307+2758 SMR 34 AH 2017 3 119 54.5 3.19 12.50 K3II+B9.5 N 193043.29+275734.9

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