19147-2719 COO 234AB

 
 
19h 14m 39.55s -27 19' 15.0" P.A. 320 sep 2.3 mag 8.74,9.39 Sp A0IV
 
 
Coord 2000
19147-2719
Discov num
COO 234
Comp
AB
Coord arcsec 2000
19 14 39.55 -27 19 15.0
Date first
1897
Date last
1994
Obs
22
Pa first
328
Pa last
320
P.A. Now (θ)
320°
Sep first
2.0
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
8.74
Mag sec
9.39
delta mag (ΔM)
0.65
Spectral class
A0IV (white)
Pri motion ra
+010
Sec motion ra
Pri motion dec
-024
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19147-2719 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19147-2719 COO 234 AB 1897 1994 22 320 2.3 8.74 9.39 0.65 <===
Show 19147-2719 COO 234 AC 1911 1999 8 55 63.1 8.74 10.53 1.79
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
Tycho2
6882-00470-1
HD
179725
last precise pa
320
last precise sep
2.3
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19147-2719 COO 234 AB 1994 22 320 2.3 8.74 9.39 A0IV D 191439.55-271915.0

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