18592-2114 RST5127AB

 
 
18h 59m 13.15s -21 13' 50.3" P.A. 191 sep 2.8 mag 8.50,14.50 Sp B9.5III dist. 540.54 pc (1763.24 l.y.)
 
 
Coord 2000
18592-2114
Discov num
RST5127
Comp
AB
Coord arcsec 2000
18 59 13.15 -21 13 50.3
Date first
1941
Date last
1941
Obs
1
Pa first
191
Pa last
191
P.A. Now (θ)
191°
Sep first
2.8
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
8.50
Mag sec
14.50
delta mag (ΔM)
6
Spectral class
B9.5III (blue-white)
Pri motion ra
-002
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18592-2114 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 187538 18592-2114 HDS2693 Aa,Ab 1991 1991 1 150 0.3 8.73 10.91 2.18
Show 187538 18592-2114 RST5127 AB 1941 1941 1 191 2.8 8.50 14.50 6.00 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
191
Precise sep
2.8
Constellation
Sagittarius
SAO
187538
HIP
93213
Tycho2
6294-02031-1
HD
176063
BD
BD-21 5207
Distance
540.54
Distance ly
1763.24
last precise pa
191
last precise sep
2.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18592-2114 RST5127 AB 1941 1 191 2.8 8.50 14.50 B9.5III 185913.15-211350.3

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