19307+2758 SMR  34AJ

 
 
19h 30m 43.29s +27 57' 34.9" P.A. 210 sep 139 mag 3.19,10.00 Sp K3II+B9.5
 
 
Coord 2000
19307+2758
Discov num
SMR  34
Comp
AJ
Coord arcsec 2000
19 30 43.29 +27 57 34.9
Date first
1991
Date last
2012
Obs
3
Pa first
210
Pa last
210
P.A. Now (θ)
210°
Sep first
139.7
Sep last
139.0
Sep. Now (ρ)
139"
Mag pri
3.19
Mag sec
10.00
delta mag (ΔM)
6.81
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 58 252 0.2 3.37 5.16 1.79 Y
Show Albireo 87301 19307+2758 STFA 43 AB 1755 2017 278 54 34.6 3.19 4.68 1.49
Show 19307+2758 WAL 114 AC 1944 2012 6 340 64.8 3.19 10.99 7.80
Show 19307+2758 CTT 17 AD 1894 2012 6 32 107.2 3.19 12.24 9.05
Show 19307+2758 CTT 18 AE 1894 2012 6 206 75.8 3.19 11.81 8.62
Show 19307+2758 SMR 34 AF 1998 2012 2 45 58.3 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 2012 2 118 54.0 3.19 12.50 9.31
Show 19307+2758 SMR 34 AI 1998 2012 2 132 37.6 3.19 12.50 9.31
Show 19307+2758 SMR 34 AJ 1991 2012 3 210 139.0 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
209.5
Precise sep
138.95
Constellation
Cygnus
last precise pa
209.5
last precise sep
138.95
 
 
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 AJ 2012 1 210 139.0 3.19 10.00 K3II+B9.5 193043.29+275734.9

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