18470+1811 ENG  64AC

 
 
18h 47m 01.26s +18 10' 53.4" P.A. 252 sep 132.3 mag 4.36,10.53 Sp A5III dist. 28.89 pc (94.24 l.y.)
 
 
Coord 2000
18470+1811
Discov num
ENG  64
Comp
AC
Coord arcsec 2000
18 47 01.26 +18 10 53.4
Date first
1886
Date last
2012
Obs
17
Pa first
258
Pa last
252
P.A. Now (θ)
252°
Sep first
118.3
Sep last
132.3
Sep. Now (ρ)
132.3"
Mag pri
4.36
Mag sec
10.53
delta mag (ΔM)
6.17
Spectral class
A5III (white)
Pri motion ra
+084
Sec motion ra
-008
Pri motion dec
+119
Sec motion dec
+003
Notes
N L (See Notes, Linear solution)
rPM=1.016
This double is not physical.
 
 
18470+1811 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 111 Her 104093 18470+1811 ENG 64 AB 1886 2002 13 241 110.6 4.36 11.60 7.24
Show 104093 18470+1811 ENG 64 AC 1886 2012 17 252 132.3 4.36 10.53 6.17 <===
Show 104093 18470+1811 ENG 64 AD 1886 2002 15 259 141.6 4.36 11.46 7.10
Show 18470+1811 ENG 64 BC 1886 2014 15 294 30.9 11.60 10.53 1.07
Show 18470+1811 ABH 103 BE 1988 2002 4 288 85.8 11.60 12.85 1.25
Show 18470+1811 ABH 103 BF 1988 2002 4 263 112.2 11.60 13.41 1.81
Show 18470+1811 ABH 103 BG 1988 2002 4 135 64.1 11.60 13.76 2.16
Show 18470+1811 ABH 103 BH 1988 2002 4 324 91.6 11.60 15.27 3.67
Show 18470+1811 ABH 103 BI 1988 2002 4 245 140.4 11.60 14.83 3.23
Show 18470+1811 SMA 80 CD 1886 2014 18 312 18.6 10.53 11.46 0.93
Show 18470+1811 ENG 64 DJ 1895 2001 5 253 132.6 11.46 11.92 0.46
Decuple system
10 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
251.7
Precise sep
132.33
Constellation
Hercules
SAO
104093
HIP
92161
Tycho2
1587-02067-1
HD
173880
HR
7069
GC
25734
BD
BD+18 3823
Flamsteed
111 Herculis
Flamsteed name
111 He
Distance
28.89
Distance ly
94.24
last precise pa
251.7
last precise sep
132.33
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18470+1811 ENG 64 AC 2002 15 252 131.6 4.36 10.53 A5III NLD 184701.26+181053.4
18470+1811 ENG 64 AC 2012 17 252 132.3 4.36 10.53 A5III NLD 184701.26+181053.4

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