19016-3653 B   957AC

 
 
19h 01m 38.93s -36 53' 26.3" P.A. 23 sep 57.6 mag 7.34,9.57 Sp B9IV
 
 
Coord 2000
19016-3653
Discov num
B   957
Comp
AC
Coord arcsec 2000
19 01 38.93 -36 53 26.3
Date first
1913
Date last
2016
Obs
14
Pa first
23
Pa last
23
P.A. Now (θ)
23°
Sep first
57.5
Sep last
57.6
Sep. Now (ρ)
57.6"
Mag pri
7.34
Mag sec
9.57
delta mag (ΔM)
2.23
Spectral class
B9IV (blue-white)
Pri motion ra
+004
Sec motion ra
-001
Pri motion dec
-028
Sec motion dec
-027
Notes
N W (See Notes, )
rPM=0.18 (< 0.3, Physical double)
This double is physical.
 
 
19016-3653 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19016-3653 B 957 AB 1927 2001 3 137 4.1 7.34 13.40 6.06
Show 19016-3653 B 957 AC 1913 2016 14 23 57.6 7.34 9.57 2.23 <===
Show 19016-3653 CVN 13 Ca,Cb 2002 2002 1 189 0.3 9.80 13.00 3.20
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
22.7
Precise sep
57.64
Constellation
Corona Austrina
Tycho2
7421-00976-1
HD
176386
last precise pa
22.7
last precise sep
57.64
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19016-3653 B 957 AC 1999 11 23 57.4 7.34 9.57 B9IV N D 190138.93-365326.3
19016-3653 B 957 AC 2013 13 23 57.1 7.34 9.57 B9IV N 190138.93-365326.3
19016-3653 B 957 AC 2016 14 23 57.6 7.34 9.57 B9IV N 190138.93-365326.3

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