18484-3152 RST2076AB

 
 
18h 48m 22.54s -31 51' 53.8" P.A. 251 sep 5.4 mag 7.58,14.90 Sp B6V dist. 352.11 pc (1148.58 l.y.)
 
 
Coord 2000
18484-3152
Discov num
RST2076
Comp
AB
Coord arcsec 2000
18 48 22.54 -31 51 53.8
Date first
1934
Date last
2000
Obs
4
Pa first
240
Pa last
251
P.A. Now (θ)
251°
Sep first
5.4
Sep last
5.4
Sep. Now (ρ)
5.4"
Mag pri
7.58
Mag sec
14.90
delta mag (ΔM)
7.32
Spectral class
B6V (blue-white)
Pri motion ra
+004
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18484-3152 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 210588 18484-3152 RST2076 AB 1934 2000 4 251 5.4 7.58 14.90 7.32 <===
Show 210588 18484-3152 RST2076 AC 1934 1999 4 127 9.6 7.58 13.70 6.12
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
250.8
Precise sep
5.36
Constellation
Sagittarius
SAO
210588
HIP
92280
Tycho2
7408-00079-1
HD
173770
CD
CD-3214530
CP
CP-31 5719
Distance
352.11
Distance ly
1148.58
last precise pa
250.8
last precise sep
5.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18484-3152 RST2076 AB 1944 2 241 5.2 7.58 14.90 B6V 184822.54-315153.8
18484-3152 RST2076 AB 2000 3 251 5.4 7.58 14.90 B6V 184822.54-315153.8

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