20176-1230 WZ   15Aa,Ab

 
 
20h 17m 38.86s -12 30' 29.6" P.A. 353 sep 0.8 mag 4.44,8.60 Sp G3Ib dist. 174.52 pc (569.28 l.y.)
 
 
Coord 2000
20176-1230
Discov num
WZ   15
Comp
Aa,Ab
Coord arcsec 2000
20 17 38.86 -12 30 29.6
Date first
1905
Date last
2002
Obs
3
Pa first
347
Pa last
353
P.A. Now (θ)
353°
Sep first
1.1
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
4.44
Mag sec
8.60
delta mag (ΔM)
4.16
Spectral class
G3Ib (yellow)
Pri motion ra
+022
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
20176-1230 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 163422 20176-1230 WZ 15 Aa,Ab 1905 2002 3 353 0.8 4.44 8.60 4.16 <===
Show Al giedi prima 163422 20176-1230 BU 295 AB 1874 2008 7 212 53.2 4.24 14.10 9.86
Show 20176-1230 HJ 607 AC 1827 2010 32 222 46.9 4.24 9.60 5.36
Show 20176-1230 WZ 15 CD 1905 2015 4 108 31.7 9.60 14.20 4.60
Quintuple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
352.6
Precise sep
0.82
Constellation
Capricornus
SAO
163422
HIP
100027
Tycho2
5748-02598-1
Gaia DR2
07840983040
HD
192876
HR
7747
GC
28189
BD
BD-12 5683
Bayer
Alpha 1 Capricorni
Bayer name
Alp1 Cap
Flamsteed
5 Capricorni
Flamsteed name
5 Cap
Distance
174.52
Distance ly
569.28
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20176-1230 WZ 15 Aa,Ab 1991 2 355 0.6 4.44 8.60 G3Ib N D 201738.86-123029.6
20176-1230 WZ 15 Aa,Ab 2002 3 353 0.8 4.44 8.60 G3Ib N D 201738.86-123029.6

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