17288-6609 HJ 4943

 
 
17h 28m 47.33s -66 08' 59.5" P.A. 238 sep 4 mag 9.60,10.50 Sp A7(III)
 
 
Coord 2000
17288-6609
Discov num
HJ 4943
Comp
Coord arcsec 2000
17 28 47.33 -66 08 59.5
Date first
1836
Date last
2015
Obs
9
Pa first
243
Pa last
238
P.A. Now (θ)
238°
Sep first
2.0
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
9.60
Mag sec
10.50
delta mag (ΔM)
0.9
Spectral class
A7(III) (white)
Pri motion ra
+036
Sec motion ra
-004
Pri motion dec
+012
Sec motion dec
-016
Notes
rPM=1.287
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
237.9
Precise sep
3.965
Constellation
Ara
Gaia DR2
33838405632
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17288-6609 HJ 4943 2000 6 239 3.9 9.60 10.50 A7(III) D 172847.33-660859.5
17288-6609 HJ 4943 2015 9 238 4.0 9.60 10.50 A7(III) 172847.33-660859.5

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