18094+3144 A   237DE

 
 
18h 09m 18.50s +31 43' 06.0" P.A. 308 sep 8.2 mag 13.10,13.60
 
 
Coord 2000
18094+3144
Discov num
A   237
Comp
DE
Coord arcsec 2000
18 09 18.50 +31 43 06.0
Date first
1989
Date last
2015
Obs
6
Pa first
305
Pa last
308
P.A. Now (θ)
308°
Sep first
8.4
Sep last
8.2
Sep. Now (ρ)
8.2"
Mag pri
13.10
Mag sec
13.60
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+002
Sec motion ra
-009
Pri motion dec
-004
Sec motion dec
+006
Notes
R (Red magnitudes)
rPM=1.374
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 18094+3144 A 237 AB 1901 2015 17 103 2.3 10.09 10.89 0.80
Show 18094+3144 A 237 AC 1901 2015 6 358 28.7 10.09 14.00 3.91
Show 18094+3144 A 237 AD 1908 2015 6 221 101.8 10.09 12.90 2.81
Show 18094+3144 DAM 807 AF 1998 2015 2 63 10.6 10.09 14.90 4.81
Show 18094+3144 A 237 DE 1989 2015 6 308 8.2 13.10 13.60 0.50 <===
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
307.9
Precise sep
8.228
Constellation
Hercules
SAO
66687
Gaia DR2
65890693376
 
 
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 DE 2000 1 307 8.2 12.90 13.60 180917.99+314311.0
18094+3144 A 237 DE 2002 3 308 8.2 13.10 13.60 R 180918.50+314306.0
18094+3144 A 237 DE 2010 4 308 7.8 13.10 13.60 R 180918.50+314306.0
18094+3144 A 237 DE 2015 4 308 8.2 13.10 13.60 R 180918.50+314306.0

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