17107-5710 RST 903

 
 
17h 10m 44.19s -57 09' 53.1" P.A. 216 sep 0.3 mag 9.30,9.50 Sp B8III
 
 
Coord 2000
17107-5710
Discov num
RST 903
Comp
Coord arcsec 2000
17 10 44.19 -57 09 53.1
Date first
1929
Date last
1990
Obs
3
Pa first
203
Pa last
216
P.A. Now (θ)
216°
Sep first
0.4
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
9.30
Mag sec
9.50
delta mag (ΔM)
0.2
Spectral class
B8III (blue-white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
-019
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
216
Precise sep
0.299
Constellation
Ara
SAO
244485
Tycho2
8735-00586-1
HD
154774
last precise pa
216
last precise sep
0.299
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17107-5710 RST 903 1990 3 216 0.3 9.30 9.50 B8III 171044.19-570953.1

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