18094+3144 A   237AD

 
 
18h 09m 23.73s +31 44' 23.0" P.A. 221 sep 102 mag 10.09,12.90 Sp F8
 
 
Coord 2000
18094+3144
Discov num
A   237
Comp
AD
Coord arcsec 2000
18 09 23.73 +31 44 23.0
Date first
1908
Date last
2002
Obs
4
Pa first
222
Pa last
221
P.A. Now (θ)
221°
Sep first
102.7
Sep last
102.0
Sep. Now (ρ)
102"
Mag pri
10.09
Mag sec
12.90
delta mag (ΔM)
2.81
Spectral class
F8 (yellow-white)
Pri motion ra
-037
Sec motion ra
+002
Pri motion dec
+001
Sec motion dec
-003
Notes
rPM=1.059
This double is not physical.
 
 
18094+3144 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 66687 18094+3144 A 237 AB 1901 2002 16 102 2.3 10.09 10.89 0.80
Show 66687 18094+3144 A 237 AC 1901 2002 4 358 28.5 10.09 14.00 3.91
Show 66687 18094+3144 A 237 AD 1908 2002 4 221 102.0 10.09 12.90 2.81 <===
Show 66687 18094+3144 DAM 807 AF 1998 2000 2 62 10.4 10.09 14.90 4.81
Show 18094+3144 A 237 DE 1998 2002 3 308 8.2 13.10 13.60 0.50
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
221.2
Precise sep
102.045
Cdsa2 id
A 237 AD
Constellation
Hercules
SAO
66687
Tycho2
2622-00413-1
Ra deg
18.156591666666664
De deg
31.739722222222223
last precise pa
221.2
last precise sep
102.045
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18094+3144 A 237 AD 2000 2 221 102.1 10.09 12.90 F8 180923.73+314423.0
18094+3144 A 237 AD 2002 4 221 102.0 10.09 12.90 F8 180923.73+314423.0

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