18316-0353 A 87 AB

 
 
18h 31m 33.12s -03° 53' 24.4" P.A. 294.00 sep 1.8 mag 10.10,13.10
 
 
Coord 2000 18316-0353 Discov num A    87 Comp AB Coord arcsec 2000 18 31 33.12 -03 53 24.4
Date first 1900 Date last 2013 Obs 8
Pa first 293 Pa last 293.9 P.A. Now (θ) 293.9°
Sep first 1.5 Sep last 1.782 Sep. Now (ρ) 1.782"
Mag pri 10.10 Mag sec 13.10 delta mag (ΔM) 3 Spectral class
Pri motion ra +114 Sec motion ra
Pri motion dec -113 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18316-0353 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 31 33 -03 53 24 A 87 AB 2013 8 294 1.8 10.10 13.10 3.00 <===
Show 18 31 33 -03 53 24 A 87 AC 2015 17 316 4.2 10.10 10.10 0.00
Show 18 31 33 -03 53 22 A 87 CD 2015 9 0 4.0 10.10 14.50 4.40
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Serpens Gaia DR2 4257885858334519936