17301-5733 HJ 4950

 
 
17h 30m 04.43s -57 33' 14.2" P.A. 307 sep 10.3 mag 10.84,10.61
 
 
Coord 2000
17301-5733
Discov num
HJ 4950
Comp
Coord arcsec 2000
17 30 04.43 -57 33 14.2
Date first
1836
Date last
2010
Obs
10
Pa first
311
Pa last
307
P.A. Now (θ)
307°
Sep first
10.0
Sep last
10.3
Sep. Now (ρ)
10.3"
Mag pri
10.84
Mag sec
10.61
delta mag (ΔM)
0.23
Spectral class
Pri motion ra
-001
Sec motion ra
-006
Pri motion dec
-030
Sec motion dec
-023
Notes
rPM=0.287 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
306.5
Precise sep
10.3
Constellation
Ara
Tycho2
8736-03073-1
last precise pa
306.5
last precise sep
10.3
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17301-5733 HJ 4950 2000 7 306 10.3 10.84 11.70 D 173004.43-573314.2
17301-5733 HJ 4950 2010 10 306 10.0 10.84 10.61 173004.43-573314.2

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