18308-1309 BRT 2754

 
 
18h 30m 49.56s -13° 08' 39.9" P.A. 328.00 sep 4.6 mag 11.46,12.50
 
 
Coord 2000 18308-1309 Discov num BRT2754 Comp Coord arcsec 2000 18 30 49.56 -13 08 39.9
Date first 1907 Date last 2015 Obs 8
Pa first 330 Pa last 327.5 P.A. Now (θ) 327.5°
Sep first 4.4 Sep last 4.578 Sep. Now (ρ) 4.578"
Mag pri 11.46 Mag sec 12.50 delta mag (ΔM) 1.04 Spectral class
Pri motion ra +003 Sec motion ra -024
Pri motion dec -001 Sec motion dec +030
Notes N (See Notes)
rPM=1.07
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scutum Tycho2 5703-00007-1 Gaia DR2 4104857062641707136