16492+4559 BU  627AD (52 Her)

 
 
16h 49m 14.21s +45 58' 59.9" P.A. 236 sep 65.2 mag 4.84,12.49 Sp A1V dist. 55.25 pc (180.23 l.y.)
 
 
Coord 2000
16492+4559
Discov num
BU  627
Comp
AD
Coord arcsec 2000
16 49 14.21 +45 58 59.9
Date first
1881
Date last
2003
Obs
6
Pa first
229
Pa last
236
P.A. Now (θ)
236°
Sep first
67.0
Sep last
65.2
Sep. Now (ρ)
65.2"
Mag pri
4.84
Mag sec
12.49
delta mag (ΔM)
7.65
Spectral class
A1V (white)
Pri motion ra
+023
Sec motion ra
-014
Pri motion dec
-051
Sec motion dec
+011
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=1.291
This double is not physical.
 
 
16492+4559 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 46305 16492+4559 BU 627 A,BC 1878 2014 73 40 2.1 4.84 8.45 3.61 Y
Show 52 Her 46305 16492+4559 BU 627 AD 1881 2003 6 236 65.2 4.84 12.49 7.65 <===
Show 46305 16492+4559 BU 627 AE 1881 2003 5 270 147.2 4.84 12.66 7.82
Show 46305 16492+4559 KZA 123 AF 1984 2003 3 253 91.6 4.84 14.01 9.17
Show 46305 16492+4559 A 1866 BC 1908 2012 39 289 0.3 9.50 9.60 0.10 Y
Sextuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
235.6
Precise sep
65.15
Name
52 Her
Var name
V637 Her
Constellation
Hercules
SAO
46305
HIP
82321
Tycho2
3500-02419-1
HD
152107
HR
6254
GC
22662
BD
BD+46 2220
Flamsteed
52 Herculis
Flamsteed name
52 Her
Distance
55.25
Distance ly
180.23
last precise pa
235.6
last precise sep
65.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16492+4559 BU 627 AD 1998 5 235 65.3 4.84 11.80 A1V N D 164914.21+455859.9
16492+4559 BU 627 AD 2003 6 236 65.1 4.84 12.49 A1V NUD 164914.21+455859.9

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