12280-6819 DON 527 CD

12h 28m 02.79s -68° 19' 39.9" P.A. 356.00 sep 0.9 mag 11.50,11.84

Coord 2000 12280-6819 Discov num DON 527 Comp CD Coord arcsec 2000 12 28 02.79 -68 19 39.9
Date first 1929 Date last 2020 Obs 4
Pa first 353 Pa last 355.6 P.A. Now (θ) 355.6°
Sep first 0.5 Sep last 0.856 Sep. Now (ρ) 0.856"
Mag pri 11.50 Mag sec 11.84 delta mag (ΔM) 0.34 Spectral class
Pri motion ra -030 Sec motion ra -030
Pri motion dec -001 Sec motion dec -001
Notes




Nature of this double is uncertain.



12280-6819 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 12 28 01 -68 19 39 DON 527 AB 2020 3 39 0.9 10.10 12.30 2.20
Show 12 28 01 -68 19 39 DON 527 AB,CD 2015 7 98 9.4 10.85 11.31 0.46
Show 12 28 03 -68 19 40 DON 527 CD 2020 4 356 0.9 11.50 11.84 0.34 <===


Quadruple system
6 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Musca Tycho2 9228-02161-1 Gaia DR2 5856663515599251968