18503-0754 BU  969AB (S Sct)

 
 
18h 50m 20.03s -07 54' 27.4" P.A. 239 sep 14.4 mag 6.82,11.90 Sp C5II dist. 386.1 pc (1259.46 l.y.)
 
 
Coord 2000
18503-0754
Discov num
BU  969
Comp
AB
Coord arcsec 2000
18 50 20.03 -07 54 27.4
Date first
1880
Date last
2009
Obs
9
Pa first
237
Pa last
239
P.A. Now (θ)
239°
Sep first
14.3
Sep last
14.4
Sep. Now (ρ)
14.4"
Mag pri
6.82
Mag sec
11.90
delta mag (ΔM)
5.08
Spectral class
C5II (red carbon star)
Pri motion ra
+014
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18503-0754 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show S Sct 142674 18503-0754 BU 969 AB 1880 2009 9 239 14.4 6.82 11.90 5.08 <===
Show 142674 18503-0754 BU 969 AC 1913 2009 4 102 43.2 6.82 12.50 5.68
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
239
Precise sep
14.37
Var name
S Sct
Constellation
Scutum
SAO
142674
HIP
92442
Tycho2
5693-07290-1
HD
174325
HR
7089
BD
BD-08 4726
Distance
386.1
Distance ly
1259.46
last precise pa
239
last precise sep
14.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18503-0754 BU 969 AB 1962 8 239 14.4 6.82 11.90 C5II N 185020.03-075427.4
18503-0754 BU 969 AB 2009 9 239 14.4 6.82 11.90 C5II N 185020.03-075427.4

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