18176-3406 HJ 5036AB (RS Sgr)

 
 
18h 17m 36.25s -34 06' 26.0" P.A. 86 sep 38.9 mag 6.03,9.48 Sp B3V+A dist. 341.3 pc (1113.32 l.y.)
 
 
Coord 2000
18176-3406
Discov num
HJ 5036
Comp
AB
Coord arcsec 2000
18 17 36.25 -34 06 26.0
Date first
1890
Date last
1999
Obs
9
Pa first
87
Pa last
86
P.A. Now (θ)
86°
Sep first
38.8
Sep last
38.9
Sep. Now (ρ)
38.9"
Mag pri
6.03
Mag sec
9.48
delta mag (ΔM)
3.45
Spectral class
B3V+A (blue-white/white)
Pri motion ra
-005
Sec motion ra
-006
Pri motion dec
-010
Sec motion dec
-003
Notes
N (See Notes)
rPM=0.632
Nature of this double is uncertain.
 
 
18176-3406 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show RS Sgr 209959 18176-3406 HJ 5036 AB 1890 1999 9 86 38.9 6.03 9.48 3.45 <===
Show 209959 18176-3406 HJ 5036 AC 1890 1999 12 41 93.8 6.03 8.70 2.67
Show 209961 18176-3406 HJ 5036 CD 1911 1999 7 346 22.3 8.70 10.20 1.50
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
85.9
Precise sep
38.895
Other name
RS Sgr
Var name
RS Sgr
Constellation
Sagittarius
SAO
209959
HIP
89637
Tycho2
7400-01084-1
HD
167647
HR
6833
GC
24947
CD
CD-3412673
CP
CP-34 7719
Distance
341.3
Distance ly
1113.32
last precise pa
85.9
last precise sep
38.895
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18176-3406 HJ 5036 AB 1998 8 85 38.9 6.03 9.48 B3V+A N D 181736.25-340626.0
18176-3406 HJ 5036 AB 1999 9 86 38.9 6.03 9.48 B3V A N D 181736.25-340626.0

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