15389+5728 STTA141AD

 
 
15H 38M 54.57S +57 27' 42.4" P.A. 155 SEP 35 MAG 7.55,15.30 SP M3 DIST. 364.96 PC (1190.5 L.Y.)
 
 
Coord 2000
15389+5728
Discov num
STTA141
Comp
AD
Coord arcsec 2000
15 38 54.57 +57 27 42.4
Date first
1904
Date last
2003
Obs
2
Pa first
158
Pa last
155
P.A. Now (θ)
155°
Sep first
37.9
Sep last
35.0
Sep. Now (ρ)
35"
Mag pri
7.55
Mag sec
15.30
delta mag (ΔM)
7.75
Spectral class
M3 (red)
Pri motion ra
-018
Sec motion ra
+046
Pri motion dec
-012
Sec motion dec
-020
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
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
 
 
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
154.6
last precise sep
35.005