17376-1524 ISO   6Aa,Ab

 
 
17h 37m 35.23s -15 23' 54.3" P.A. 132 sep 0.3 mag 3.54, Sp F0IV dist. 32.28 pc (105.3 l.y.)
 
 
Coord 2000
17376-1524
Discov num
ISO   6
Comp
Aa,Ab
Coord arcsec 2000
17 37 35.23 -15 23 54.3
Date first
1987
Date last
1987
Obs
1
Pa first
132
Pa last
132
P.A. Now (θ)
132°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
3.54
Mag sec
delta mag (ΔM)
Spectral class
F0IV (yellow-white)
Pri motion ra
-042
Sec motion ra
Pri motion dec
-058
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
17376-1524 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 160700 17376-1524 ISO 6 Aa,Ab 1987 1987 1 132 0.3 3.54 <===
Show Xi Ser 160700 17376-1524 RST5090 AB 1943 2012 5 78 24.9 3.54 13.00 9.46
Show 160700 17376-1524 DRS 61 AC 1998 2000 3 58 999.9 3.55 13.82 10.27
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
132
Precise sep
0.29
Constellation
Serpens
SAO
160700
HIP
86263
Tycho2
6248-01369-1
HD
159876
HR
6561
GC
23881
BD
BD-15 4621
Bayer
Xi Serpentis
Bayer name
Xi Ser
Flamsteed
55 Serpentis
Flamsteed name
55 Ser
Distance
32.28
Distance ly
105.3
last precise pa
132
last precise sep
0.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17376-1524 ISO 6 Aa,Ab 1987 1 132 0.3 3.54   F0IV N 173735.23-152354.3

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