01456-0224 HJ  643CD

 
 
01h 45m 31.54s -02 24' 22.5" P.A. 185 sep 10.4 mag 11.60,15.70
 
 
Coord 2000
01456-0224
Discov num
HJ  643
Comp
CD
Coord arcsec 2000
01 45 31.54 -02 24 22.5
Date first
1987
Date last
2015
Obs
4
Pa first
185
Pa last
185
P.A. Now (θ)
185°
Sep first
12.1
Sep last
10.4
Sep. Now (ρ)
10.4"
Mag pri
11.60
Mag sec
15.70
delta mag (ΔM)
4.1
Spectral class
Pri motion ra
-010
Sec motion ra
Pri motion dec
-077
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
01456-0224 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 01456-0224 J 1448 AB 1827 2016 12 143 7.3 11.20 12.60 1.40
Show 01456-0224 HJ 643 AC 1827 2015 10 225 14.3 11.20 11.60 0.40
Show 01456-0224 J 1448 BC 1893 2016 12 254 14.8 12.60 11.60 1.00
Show 01456-0224 HJ 643 CD 1987 2015 4 185 10.4 11.60 15.70 4.10 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
185.1
Precise sep
10.4
Constellation
Cetus
last precise pa
185.1
last precise sep
10.4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01456-0224 HJ 643 CD 1998 2 185 11.4 12.08 15.00 D 014531.54-022422.5
01456-0224 HJ 643 CD 1999 3 185 11.3 12.80 15.70 N D 014531.54-022422.5
01456-0224 HJ 643 CD 2015 4 185 10.4 11.60 15.70 N 014531.54-022422.5

If you need more information about this double, apply for a data request form to the WDS.