18557+1254 COG 1 AB (HD 230093)

 
 
18h 55m 43.67s +12° 54' 30.1" P.A. 284.00 sep 26.2 mag 9.28,11.92 Sp A5V
 
 
Coord 2000 18557+1254 Discov num COG   1 Comp AB Coord arcsec 2000 18 55 43.67 +12 54 30.1
Date first 1903 Date last 2015 Obs 14
Pa first 286 Pa last 284.3 P.A. Now (θ) 284.3°
Sep first 24.9 Sep last 26.21 Sep. Now (ρ) 26.21"
Mag pri 9.28 Mag sec 11.92 delta mag (ΔM) 2.64 Spectral class A5V (white)
Pri motion ra +009 Sec motion ra +006
Pri motion dec -005 Sec motion dec +000
Notes N U (See Notes, Proper motion indicates non-physical)
rPM=0.566
This double is not physical.
 
 
18557+1254 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 230093 104265 18 55 44 +12 54 30 COG 1 AB 2015 14 284 26.2 9.28 11.92 2.64 <===
Show 104265 18 55 44 +12 54 30 COG 1 AC 2015 16 53 38.6 9.28 10.26 0.98
Show 104265 18 55 44 +12 54 30 ABH 107 AE 2015 10 58 107.5 9.28 12.20 2.92
Show 104265 18 55 44 +12 54 30 ABH 107 AF 2015 12 107 122.5 9.28 11.23 1.95
Show 104265 18 55 44 +12 54 30 ABH 107 AG 2015 10 251 97.8 9.28 13.59 4.31
Show 18 55 46 +12 54 53 COG 1 CD 2015 16 316 3.4 10.26 11.96 1.70
Septuple system
7 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 230093 Constellation Hercules SAO 104265 HIP 92897
Tycho2 1047-01718-1 Gaia DR2 4505977871027974528 HD 230093 ADS 11843
BD BD+12 3722