22478-0414 STF 2944 BC

 
 
22h 47m 50.14s -04° 13' 44.3" P.A. 85.00 sep 59.3 mag 7.68,8.58 Sp G4 dist. 32.03 pc (104.48 l.y.)
 
 
Coord 2000 22478-0414 Discov num STF2944 Comp BC Coord arcsec 2000 22 47 50.14 -04 13 44.3
Date first 1822 Date last 2013 Obs 88
Pa first 158 Pa last 84.9 P.A. Now (θ) 84.9°
Sep first 57.0 Sep last 59.3 Sep. Now (ρ) 59.3"
Mag pri 7.68 Mag sec 8.58 delta mag (ΔM) 0.9 Spectral class G4 (yellow)
Pri motion ra -184 Sec motion ra +006
Pri motion dec -295 Sec motion dec -003
Notes N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=1.002
This double is not physical.
 
 
22478-0414 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 215812 146315 22 47 50 -04 13 44 STF 2944 AB 2021 431 309 1.8 7.30 7.68 0.38 Y
Show 146315 22 47 50 -04 13 44 STF 2944 AC 2017 123 85 60.6 7.30 8.58 1.28
Show 146315 22 47 50 -04 13 44 STF 2944 AD 2000 3 348 220.3 7.30 12.90 5.60
Show 146317 22 47 50 -04 13 44 STF 2944 BC 2013 88 85 59.3 7.68 8.58 0.90 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Aquarius SAO 146317 HIP 112559 Tycho2 5237-01609-2
HD 215812 BD BD-04 5757 Distance 32.03 Distance ly 104.48