18016-2740 TDT 641 AB (HD 316945)

 
 
18h 01m 36.35s -27° 40' 04.9" P.A. 130.00 sep 1.9 mag 9.46,11.08 Sp A2
 
 
Coord 2000 18016-2740 Discov num TDT 641 Comp AB Coord arcsec 2000 18 01 36.35 -27 40 04.9
Date first 1991 Date last 1991 Obs 1
Pa first 130 Pa last 129.8 P.A. Now (θ) 129.8°
Sep first 1.9 Sep last 1.91 Sep. Now (ρ) 1.91"
Mag pri 9.46 Mag sec 11.08 delta mag (ΔM) 1.62 Spectral class A2 (white)
Pri motion ra +007 Sec motion ra +007
Pri motion dec -002 Sec motion dec -002
Notes
Nature of this double is uncertain.
 
 
18016-2740 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 316945 18 01 36 -27 40 05 TDT 641 AB 1991 1 130 1.9 9.46 11.08 1.62 <===
Show 18 01 36 -27 40 05 STN 38 AC 2015 9 87 6.3 9.46 11.50 2.04
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 316945 Constellation Sagittarius Tycho2 6850-02699-1 Gaia DR2 4062738315597854976
HD 316945