19448+2916 WRH  23AF

 
 
19h 44m 48.74s +29 15' 52.9" P.A. 18 sep 70.9 mag 7.03,10.88 Sp F2I dist. 787.4 pc (2568.5 l.y.)
 
 
Coord 2000
19448+2916
Discov num
WRH  23
Comp
AF
Coord arcsec 2000
19 44 48.74 +29 15 52.9
Date first
1895
Date last
2006
Obs
8
Pa first
18
Pa last
18
P.A. Now (θ)
18°
Sep first
71.4
Sep last
70.9
Sep. Now (ρ)
70.9"
Mag pri
7.03
Mag sec
10.88
delta mag (ΔM)
3.85
Spectral class
F2I (yellow-white)
Pri motion ra
+000
Sec motion ra
+007
Pri motion dec
-004
Sec motion dec
-009
Notes
N (See Notes)
rPM=0.754
Nature of this double is uncertain.
 
 
19448+2916 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 87659 19448+2916 ISM 4 Aa,Ab 1949 1988 4 167 0.0 7.00 8.00 1.00
Show SU Cyg 87659 19448+2916 WRH 23 AE 1895 2006 9 288 24.8 7.03 10.54 3.51
Show 87659 19448+2916 WRH 23 AF 1895 2006 8 18 70.9 7.03 10.88 3.85 <===
Show 87659 19448+2916 WRH 23 AG 1895 2006 8 87 75.9 7.03 10.21 3.18
Show 87659 19448+2916 EVS 42 AH 2011 2011 1 87 25.2 6.90 16.90 10.00
Sextuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
17.6
Precise sep
70.93
Var name
SU Cyg
Constellation
Cygnus
SAO
87659
HIP
97150
Tycho2
2151-05896-1
HD
186688
HR
7518
BD
BD+28 3460
Distance
787.4
Distance ly
2568.5
last precise pa
17.6
last precise sep
70.93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19448+2916 WRH 23 AF 2006 7 18 70.9 7.03 10.88 D 194448.74+291552.9

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