15589+2147 STF1990BC

 
 
15h 58m 56.87s +21 47' 54.8" P.A. 26 sep 4.1 mag 9.25,9.29 Sp A2 dist. 162.34 pc (529.55 l.y.)
 
 
Coord 2000
15589+2147
Discov num
STF1990
Comp
BC
Coord arcsec 2000
15 58 56.87 +21 47 54.8
Date first
1824
Date last
2012
Obs
44
Pa first
28
Pa last
26
P.A. Now (θ)
26°
Sep first
5.1
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
9.25
Mag sec
9.29
delta mag (ΔM)
0.04
Spectral class
A2 (white)
Pri motion ra
-017
Sec motion ra
+003
Pri motion dec
-013
Sec motion dec
+030
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
15589+2147 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 84115 15589+2147 STF1990 AB 1783 2012 34 62 55.5 8.63 9.25 0.62
Show 84115 15589+2147 STF1990 AC 1867 2012 27 60 58.9 8.63 9.29 0.66
Show 84115 15589+2147 WAL 69 AD 1944 2013 3 266 15.6 8.63 12.43 3.80
Show 84118 15589+2147 STF1990 BC 1824 2012 44 26 4.1 9.25 9.29 0.04 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Serpens
SAO
84118
HIP
78272
Tycho2
1502-01785-1
HD
143315
BD
BD+22 2906
Distance
162.34
Distance ly
529.55
last precise pa
26.3
last precise sep
4.091
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15589+2147 STF1990 BC 2007 33 26 4.1 9.25 9.29 N D 155856.87+214754.8
15589+2147 STF1990 BC 2008 34 26 4.0 9.25 9.29 N D 155856.87+214754.8
15589+2147 STF1990 BC 2012 36 26 4.0 9.25 9.29 N D 155856.87+214754.8

If you need more information about this double, apply for a data request form to the WDS.