18457+2033 HJ 2839AD

 
 
18h 45m 39.72s +20 32' 46.7" P.A. 336 sep 25.4 mag 4.19,13.92 Sp F6V dist. 19.21 pc (62.66 l.y.)
 
 
Coord 2000
18457+2033
Discov num
HJ 2839
Comp
AD
Coord arcsec 2000
18 45 39.72 +20 32 46.7
Date first
1900
Date last
2007
Obs
4
Pa first
197
Pa last
336
P.A. Now (θ)
336°
Sep first
23.7
Sep last
25.4
Sep. Now (ρ)
25.4"
Mag pri
4.19
Mag sec
13.92
delta mag (ΔM)
9.73
Spectral class
F6V (yellow-white)
Pri motion ra
-008
Sec motion ra
Pri motion dec
-335
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18457+2033 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 110 Her 86406 18457+2033 HJ 2839 AB 1879 2007 6 57 74.8 4.19 13.80 9.61
Show 86406 18457+2033 HJ 2839 AC 1831 2001 12 59 73.0 4.19 12.60 8.41
Show 86406 18457+2033 HJ 2839 AD 1900 2007 4 336 25.4 4.19 13.92 9.73 <===
Show 86406 18457+2033 HJ 2839 AE 1900 2007 5 13 61.1 4.24 13.60 9.36
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
335.9
Precise sep
25.44
Constellation
Hercules
SAO
86406
HIP
92043
Tycho2
1591-01918-1
HD
173667
HR
7061
GC
25698
GL
Gl 725.2
BD
BD+20 3926
Flamsteed
110 Herculis
Flamsteed name
110 He
Distance
19.21
Distance ly
62.66
last precise pa
335.9
last precise sep
25.44
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18457+2033 HJ 2839 AD 2007 4 336 25.4 4.19 13.92 F6V N 184539.72+203246.7

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