18153-3623 B  1354AB

 
 
18h 15m 13.72s -36 23' 18.3" P.A. 174 sep 4.8 mag 10.81,10.82 Sp A6V
 
 
Coord 2000
18153-3623
Discov num
B  1354
Comp
AB
Coord arcsec 2000
18 15 13.72 -36 23 18.3
Date first
1912
Date last
1999
Obs
8
Pa first
174
Pa last
174
P.A. Now (θ)
174°
Sep first
5.4
Sep last
4.8
Sep. Now (ρ)
4.8"
Mag pri
10.81
Mag sec
10.82
delta mag (ΔM)
0.01
Spectral class
A6V (white)
Pri motion ra
-001
Sec motion ra
-003
Pri motion dec
-010
Sec motion dec
-009
Notes
rPM=0.222 (< 0.3, Physical double)
This double is physical.
 
 
18153-3623 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18153-3623 B 1354 AB 1912 1999 8 174 4.8 10.81 10.82 0.01 <===
Show 18153-3623 B 1354 AC 1930 2000 5 307 16.2 10.81 13.50 2.69
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
174.3
Precise sep
4.83
Constellation
Sagittarius
Tycho2
7404-05477-2
last precise pa
174.3
last precise sep
4.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18153-3623 B 1354 AB 1999 8 174 4.8 10.81 10.82 A6V D 181513.72-362318.3

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