15589+2147 STF1990AC

 
 
15h 58m 53.34s +21 47' 28.3" P.A. 60 sep 58.9 mag 8.63,9.29 Sp K dist. 336.7 pc (1098.32 l.y.)
 
 
Coord 2000
15589+2147
Discov num
STF1990
Comp
AC
Coord arcsec 2000
15 58 53.34 +21 47 28.3
Date first
1867
Date last
2012
Obs
27
Pa first
60
Pa last
60
P.A. Now (θ)
60°
Sep first
56.4
Sep last
58.9
Sep. Now (ρ)
58.9"
Mag pri
8.63
Mag sec
9.29
delta mag (ΔM)
0.66
Spectral class
K (yellow-orange)
Pri motion ra
-016
Sec motion ra
+003
Pri motion dec
+029
Sec motion dec
+030
Notes
N (See Notes)
rPM=0.574
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
 
 
Precise pa
59.7
Precise sep
58.85
Constellation
Serpens
SAO
84115
HIP
78269
Tycho2
1502-01344-1
HD
143314
BD
BD+22 2905
Distance
336.7
Distance ly
1098.32
last precise pa
59.7
last precise sep
58.85
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15589+2147 STF1990 AC 2007 17 60 59.0 8.63 9.29 K N D 155853.34+214728.3
15589+2147 STF1990 AC 2012 20 60 58.9 8.63 9.29 K N D 155853.34+214728.3

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