12242-3224 HJ 4519AB

 
 
12h 24m 04.72s -32 24' 00.1" P.A. 91 sep 8.8 mag 9.80,11.40
 
 
Coord 2000
12242-3224
Discov num
HJ 4519
Comp
AB
Coord arcsec 2000
12 24 04.72 -32 24 00.1
Date first
1834
Date last
2017
Obs
11
Pa first
90
Pa last
91
P.A. Now (θ)
91°
Sep first
5.0
Sep last
8.8
Sep. Now (ρ)
8.8"
Mag pri
9.80
Mag sec
11.40
delta mag (ΔM)
1.6
Spectral class
Pri motion ra
+023
Sec motion ra
+049
Pri motion dec
-007
Sec motion dec
-008
Notes
rPM=0.524
Nature of this double is uncertain.
 
 
12242-3224 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12242-3224 HJ 4519 AB 1834 2017 11 91 8.8 9.80 11.40 1.60 <===
Show 12242-3224 DAW 61 BC 1919 2015 5 138 1.0 11.40 10.90 0.50
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
91.2
Precise sep
8.83
Constellation
Hydra
SAO
203433
Gaia DR2
00558184448
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12242-3224 HJ 4519 AB 1999 7 91 9.0 10.30 10.90 D 122404.72-322400.1
12242-3224 HJ 4519 AB 2017 11 91 8.8 9.80 11.40 122404.72-322400.1

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