19031-4543 B  2873CD

 
 
19h 03m 04.32s -45 42' 58.0" P.A. 268 sep 6.2 mag 8.83,12.90 dist. 85.4 pc (278.57 l.y.)
 
 
Coord 2000
19031-4543
Discov num
B  2873
Comp
CD
Coord arcsec 2000
19 03 04.32 -45 42 58.0
Date first
1935
Date last
1999
Obs
2
Pa first
270
Pa last
268
P.A. Now (θ)
268°
Sep first
6.1
Sep last
6.2
Sep. Now (ρ)
6.2"
Mag pri
8.83
Mag sec
12.90
delta mag (ΔM)
4.07
Spectral class
Pri motion ra
+007
Sec motion ra
Pri motion dec
-013
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19031-4543 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 229458 19031-4543 R 317 AB 1881 2016 14 287 1.7 7.95 8.83 0.88
Show 229458 19031-4543 HJ 5078 AC 1834 2016 17 212 18.6 7.95 8.83 0.88
Show 229457 19031-4543 B 2873 CD 1935 1999 2 268 6.2 8.83 12.90 4.07 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
267.8
Precise sep
6.17
Spectr
B9III:
Constellation
Telescopium
SAO
229457
HIP
93539
Tycho2
8374-02988-1
HD
176555
CD
CD-4512940
Distance
85.4
Distance ly
278.57
last precise pa
267.8
last precise sep
6.17
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19031-4543 B 2873 CD 1999 2 268 6.2 8.83 12.90 D 190304.32-454258.0

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