21178-3945 CRU 9019 AC

21h 17m 50.31s -39° 44' 58.7" P.A. 62.00 sep 62.8 mag 9.80,10.00 Sp G2V

Coord 2000 21178-3945 Discov num CRU9019 Comp AC Coord arcsec 2000 21 17 50.31 -39 44 58.7
Date first 1879 Date last 2015 Obs 7
Pa first 58 Pa last 61.7 P.A. Now (θ) 61.7°
Sep first 57.9 Sep last 62.832 Sep. Now (ρ) 62.832"
Mag pri 9.80 Mag sec 10.00 delta mag (ΔM) 0.2 Spectral class G2V (yellow)
Pri motion ra +007 Sec motion ra +013
Pri motion dec +034 Sec motion dec -006
Notes




rPM=1.165

This double is not physical.



21178-3945 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 202561 212872 21 17 50 -39 44 59 CRU 9019 AB 2015 7 230 117.1 9.80 10.00 0.20
Show 212872 21 17 50 -39 44 59 CRU 9019 AC 2015 7 62 62.8 9.80 10.00 0.20 <===
Show 21 17 43 -39 46 14 TDT 2890 Ba,Bb 1991 1 252 0.5 10.77 10.78 0.01


Quadruple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Microscopium SAO 212872 Tycho2 7970-00723-1 Gaia DR2 6583152839963766400
HD 202561