12357-1650 HJ 1218AB

 
 
12h 35m 42.81s -16 49' 34.1" P.A. 259 sep 11.1 mag 6.74,11.00 Sp F4V dist. 73.75 pc (240.57 l.y.)
 
 
Coord 2000
12357-1650
Discov num
HJ 1218
Comp
AB
Coord arcsec 2000
12 35 42.81 -16 49 34.1
Date first
1828
Date last
2014
Obs
13
Pa first
266
Pa last
259
P.A. Now (θ)
259°
Sep first
12.0
Sep last
11.1
Sep. Now (ρ)
11.1"
Mag pri
6.74
Mag sec
11.00
delta mag (ΔM)
4.26
Spectral class
F4V (yellow-white)
Pri motion ra
-086
Sec motion ra
Pri motion dec
+017
Sec motion dec
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
12357-1650 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 157382 12357-1650 FIN 368 Aa,Ab 1960 2017 19 334 0.0 6.83 9.93 3.10 Y
Show 157382 12357-1650 HJ 1218 AB 1828 2014 13 259 11.1 6.74 11.00 4.26 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
259.3
Precise sep
11.1
Constellation
Corvus
SAO
157382
HIP
61463
Tycho2
6103-02397-1
HD
109557
BD
BD-16 3499
Distance
73.75
Distance ly
240.57
last precise pa
259.3
last precise sep
11.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12357-1650 HJ 1218 AB 1998 11 260 11.6 6.60 11.00 F4V D 123542.81-164934.1
12357-1650 HJ 1218 AB 2012 12 259 11.9 6.60 11.00 F4V D 123542.81-164934.1
12357-1650 HJ 1218 AB 2014 13 259 11.1 6.60 11.00 F4V NV 123542.81-164934.1

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