13147-2752 HJ 4575AB

 
 
13h 14m 43.14s -27 51' 37.6" P.A. 66 sep 12.7 mag 9.28,11.19 Sp G0V+F7V
 
 
Coord 2000
13147-2752
Discov num
HJ 4575
Comp
AB
Coord arcsec 2000
13 14 43.14 -27 51 37.6
Date first
1835
Date last
2015
Obs
20
Pa first
75
Pa last
66
P.A. Now (θ)
66°
Sep first
17.5
Sep last
12.7
Sep. Now (ρ)
12.7"
Mag pri
9.28
Mag sec
11.19
delta mag (ΔM)
1.91
Spectral class
G0V+F7V (yellow/yellow-white)
Pri motion ra
-040
Sec motion ra
-077
Pri motion dec
-012
Sec motion dec
-014
Notes
U (Proper motion indicates non-physical)
rPM=0.473
This double is not physical.
 
 
13147-2752 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 13147-2752 HJ 4575 AB 1835 2015 20 66 12.7 9.28 11.19 1.91 <===
Show 13147-2752 UC 2503 BC 1958 2015 6 171 51.2 11.19 15.11 3.92
Show 13147-2752 SKF1953 BD 1958 2015 6 348 8.3 10.20 14.50 4.30
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
65.7
Precise sep
12.71
Constellation
Hydra
SAO
181478
Gaia DR2
77166777088
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13147-2752 HJ 4575 AB 1999 17 67 13.4 9.30 11.20 G0/1V D 131443.14-275137.6
13147-2752 HJ 4575 AB 2010 19 66 13.0 9.28 11.19 G0/1V+F/G U 131443.14-275137.6
13147-2752 HJ 4575 AB 2015 20 66 12.7 9.28 11.19 G0V+F7V U 131443.14-275137.6

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