12177-5719 BRT 2807 AB

12h 17m 51.48s -57° 19' 25.3" P.A. 335.00 sep 5.7 mag 11.00,11.90

Coord 2000 12177-5719 Discov num BRT2807 Comp AB Coord arcsec 2000 12 17 51.48 -57 19 25.3
Date first 1894 Date last 2015 Obs 7
Pa first 343 Pa last 335 P.A. Now (θ) 335°
Sep first 3.9 Sep last 5.65 Sep. Now (ρ) 5.65"
Mag pri 11.00 Mag sec 11.90 delta mag (ΔM) 0.9 Spectral class
Pri motion ra +004 Sec motion ra -038
Pri motion dec +042 Sec motion dec +063
Notes R (Red magnitudes)




rPM=0.638

Nature of this double is uncertain.



12177-5719 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 12 17 51 -57 19 25 BRT 2807 AB 2015 7 335 5.7 11.00 11.90 0.90 <===
Show 12 17 51 -57 19 25 KRW 3 AC 2015 3 34 3.7 11.00 13.00 2.00


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Crux Tycho2 8641-02282-1 Gaia DR2 6071792109580046592