18159-2716 J  2201AB

 
 
18h 15m 50.35s -27 16' 07.5" P.A. 232 sep 6 mag 10.79,12.10
 
 
Coord 2000
18159-2716
Discov num
J  2201
Comp
AB
Coord arcsec 2000
18 15 50.35 -27 16 07.5
Date first
1942
Date last
2000
Obs
3
Pa first
240
Pa last
232
P.A. Now (θ)
232°
Sep first
4.0
Sep last
6.0
Sep. Now (ρ)
6"
Mag pri
10.79
Mag sec
12.10
delta mag (ΔM)
1.31
Spectral class
Pri motion ra
+019
Sec motion ra
-079
Pri motion dec
+014
Sec motion dec
-069
Notes
N (See Notes)
rPM=1.224
This double is not physical.
 
 
18159-2716 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18159-2716 J 2201 AB 1942 2000 3 232 6.0 10.79 12.10 1.31 <===
Show 18159-2716 J 2201 AC 1942 2000 3 6 11.4 10.79 14.10 3.31
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
232.2
Precise sep
5.98
Constellation
Sagittarius
Tycho2
6851-01073-1
last precise pa
232.2
last precise sep
5.98
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18159-2716 J 2201 AB 1942 1 240 4.0 10.79 12.10 N 181550.35-271607.5
18159-2716 J 2201 AB 1999 2 232 5.9 10.79 12.10 N 181550.35-271607.5
18159-2716 J 2201 AB 2000 3 232 6.0 10.79 12.10 N 181550.35-271607.5

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