16549-4031 SNA 57 (HD 152405)

 
 
16h 54m 55.37s -40° 31' 29.4" P.A. 115.00 sep 0.1 mag 6.80,11.20 Sp O9.7II dist. 1886.79 pc (6154.71 l.y.)
 
 
Coord 2000 16549-4031 Discov num SNA  57 Comp Coord arcsec 2000 16 54 55.37 -40 31 29.4
Date first 2012 Date last 2012 Obs 1
Pa first 115 Pa last 114.9 P.A. Now (θ) 114.9°
Sep first 0.1 Sep last 0.054 Sep. Now (ρ) 0.054"
Mag pri 6.80 Mag sec 11.20 delta mag (ΔM) 4.4 Spectral class O9.7II (blue)
Pri motion ra -001 Sec motion ra
Pri motion dec -001 Sec motion dec
Notes N V K (See Notes, Proper motion indicates physical, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 152405 Constellation Scorpius SAO 227424 HIP 82767
Tycho2 7872-01057-1 Gaia DR2 5969686958696979712 HD 152405 GC 22767
CD CD-4010918 CP CP-40 7596 Distance 1886.79 Distance ly 6154.71