17331-4958 RST 939

 
 
17h 33m 11.40s -49 58' 56.6" P.A. 20 sep 1.5 mag 11.30,13.00
 
 
Coord 2000
17331-4958
Discov num
RST 939
Comp
Coord arcsec 2000
17 33 11.40 -49 58 56.6
Date first
1930
Date last
1948
Obs
2
Pa first
23
Pa last
20
P.A. Now (θ)
20°
Sep first
1.5
Sep last
1.5
Sep. Now (ρ)
1.5"
Mag pri
11.30
Mag sec
13.00
delta mag (ΔM)
1.7
Spectral class
Pri motion ra
-003
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
19.8
Precise sep
1.5
Constellation
Ara
last precise pa
19.8
last precise sep
1.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17331-4958 RST 939 1948 2 20 1.5 10.70 12.40 173360.00-495800.0

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