15389+5728 STTA141AC

 
 
15h 38m 54.57s +57 27' 42.4" P.A. 335 sep 234 mag 7.55,7.98 Sp M3 dist. 364.96 pc (1190.5 l.y.)
 
 
Coord 2000
15389+5728
Discov num
STTA141
Comp
AC
Coord arcsec 2000
15 38 54.57 +57 27 42.4
Date first
1883
Date last
2011
Obs
21
Pa first
335
Pa last
335
P.A. Now (θ)
335°
Sep first
235.2
Sep last
234.0
Sep. Now (ρ)
234"
Mag pri
7.55
Mag sec
7.98
delta mag (ΔM)
0.43
Spectral class
M3 (red)
Pri motion ra
-018
Sec motion ra
+011
Pri motion dec
-012
Sec motion dec
-004
Notes
N Y (See Notes, Parallax indicates components are non-physical)
rPM=1.391
This double is not physical.
 
 
15389+5728 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 29607 15389+5728 STTA141 AB 1876 2010 25 204 88.4 7.55 9.80 2.25
Show 29607 15389+5728 STTA141 AC 1883 2011 21 335 234.0 7.55 7.98 0.43 <===
Show 29607 15389+5728 STTA141 AD 1904 2003 2 155 35.0 7.55 15.30 7.75
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
335
Precise sep
234
Constellation
Draco
SAO
29607
HIP
76627
Tycho2
3872-00824-1
HD
140064
BD
BD+57 1600
Distance
364.96
Distance ly
1190.5
last precise pa
335
last precise sep
234
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15389+5728 STTA141 AC 2002 17 336 234.0 7.55 7.98 M3 NYD 153854.60+572742.5
15389+5728 STTA141 AC 2010 18 335 234.0 7.55 7.98 M3 NYD 153854.57+572742.4
15389+5728 STTA141 AC 2011 22 335 234.0 7.55 7.98 M3 NY 153854.57+572742.4

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