18381-4659 I  1375Ba,Bb

 
 
18h 38m 06.28s -46 58' 43.0" P.A. 312 sep 0.8 mag 9.70,11.40 Sp G5
 
 
Coord 2000
18381-4659
Discov num
I  1375
Comp
Ba,Bb
Coord arcsec 2000
18 38 06.28 -46 58 43.0
Date first
1926
Date last
1936
Obs
2
Pa first
306
Pa last
312
P.A. Now (θ)
312°
Sep first
0.8
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
9.70
Mag sec
11.40
delta mag (ΔM)
1.7
Spectral class
G5 (yellow)
Pri motion ra
+009
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18381-4659 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18381-4659 SKF1422 AB 1903 2010 8 175 16.6 9.01 9.49 0.48
Show 18381-4659 I 1375 Ba,Bb 1926 1936 2 312 0.8 9.70 11.40 1.70 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
311.6
Precise sep
0.75
Constellation
Telescopium
Tycho2
8364-02818-1
HD
171603
last precise pa
311.6
last precise sep
0.75
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18381-4659 I 1375 Ba,Bb 1936 2 312 0.8 9.70 11.40 G5 183806.28-465843.0

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