09144+0219 HJ 2489AC

 
 
09h 14m 21.86s +02 18' 51.3" P.A. 298 sep 101 mag 3.85,12.61 Sp B9.5V dist. 34.79 pc (113.48 l.y.)
 
 
Coord 2000
09144+0219
Discov num
HJ 2489
Comp
AC
Coord arcsec 2000
09 14 21.86 +02 18 51.3
Date first
1924
Date last
2008
Obs
5
Pa first
286
Pa last
298
P.A. Now (θ)
298°
Sep first
80.9
Sep last
101.0
Sep. Now (ρ)
101"
Mag pri
3.85
Mag sec
12.61
delta mag (ΔM)
8.76
Spectral class
B9.5V (blue-white)
Pri motion ra
+115
Sec motion ra
Pri motion dec
-314
Sec motion dec
Notes
N U (See Notes, Proper motion indicates non-physical)
This double is not physical.
 
 
09144+0219 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show The Hya 117527 09144+0219 HJ 2489 AB 1782 2013 24 247 20.0 3.85 9.90 6.05
Show 09144+0219 HJ 2489 AC 1924 2008 5 298 101.0 3.85 12.61 8.76 <===
Show 09144+0219 B 2674 AD 1962 2008 5 145 82.4 3.85 11.60 7.75
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
298.4
Precise sep
100.96
Constellation
Hydra
SAO
117527
HIP
45336
Tycho2
0227-02544-1
HD
79469
HR
3665
GC
12743
BD
BD+02 2167
Bayer
Theta Hydrae
Bayer name
The Hya
Flamsteed
22 Hydrae
Flamsteed name
22 Hya
Distance
34.79
Distance ly
113.48
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09144+0219 HJ 2489 AC 1962 2 292 89.6 3.85 11.90 N D 091421.86+021851.3
09144+0219 HJ 2489 AC 2008 4 298 101.0 3.85 11.90 N D 091421.86+021851.3

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