18381-1400 SLE 218AE

 
 
18h 38m 04.48s -14 00' 17.1" P.A. 108 sep 118.8 mag 6.58,11.60 Sp B9IV dist. 246.91 pc (805.42 l.y.)
 
 
Coord 2000
18381-1400
Discov num
SLE 218
Comp
AE
Coord arcsec 2000
18 38 04.48 -14 00 17.1
Date first
1905
Date last
2000
Obs
6
Pa first
118
Pa last
108
P.A. Now (θ)
108°
Sep first
127.9
Sep last
118.8
Sep. Now (ρ)
118.8"
Mag pri
6.58
Mag sec
11.60
delta mag (ΔM)
5.02
Spectral class
B9IV (blue-white)
Pri motion ra
+000
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18381-1400 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 161687 18381-1400 BU 135 AB 1873 1953 13 173 2.0 6.58 10.60 4.02
Show 161687 18381-1400 BU 135 AC 1916 1998 2 78 15.0 6.58 14.90 8.32
Show 161687 18381-1400 SLE 218 AD 1906 2008 8 338 120.5 6.58 10.70 4.12
Show 161687 18381-1400 SLE 218 AE 1905 2000 6 108 118.8 6.58 11.60 5.02 <===
Show 161687 18381-1400 B 2911 AF 1947 2000 3 56 36.3 6.58 14.00 7.42
Show 161687 18381-1400 B 2911 AG 1947 2000 3 74 39.8 6.58 13.20 6.62
Septuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
108.2
Precise sep
118.837
Constellation
Scutum
SAO
161687
HIP
91369
Tycho2
5703-02958-1
HD
171957
HR
6989
BD
BD-14 5139
Distance
246.91
Distance ly
805.42
last precise pa
108.2
last precise sep
118.837
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18381-1400 SLE 218 AE 1998 5 108 118.7 6.58 11.60 B9IV D 183804.48-140017.1
18381-1400 SLE 218 AE 2000 6 108 118.8 6.58 11.60 B9IV D 183804.48-140017.1

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