00499+3027 STTA 9 AB (HD 4728)

 
 
00h 49m 52.79s +30 27' 01.0" P.A. 244.00 sep 117.5 mag 7.75,8.81 Sp G8IV dist. 336.7 pc (1098.32 l.y.)
 
 
Coord 2000 00499+3027 Discov num STTA  9 Comp AB Coord arcsec 2000 00 49 52.79 +30 27 01.0
Date first 1875 Date last 2015 Obs 39
Pa first 235 Pa last 243.9 P.A. Now (θ) 243.9°
Sep first 91.8 Sep last 117.471 Sep. Now (ρ) 117.471"
Mag pri 7.75 Mag sec 8.81 delta mag (ΔM) 1.06 Spectral class G8IV (yellow)
Pri motion ra +239 Sec motion ra +023
Pri motion dec -030 Sec motion dec -020
Notes N L (See Notes, Linear solution)
rPM=0.898
This double is not physical.
 
 
00499+3027 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 4728 54175 00 49 53 +30 27 01 STTA 9 AB 2015 39 244 117.5 7.75 8.81 1.06 <===
Show 54175 00 49 53 +30 27 01 STTA 9 AC 2015 20 316 122.2 7.75 10.28 2.53
Show 54175 00 49 53 +30 27 01 BU 9003 AE 2015 5 260 70.8 7.75 14.02 6.27
Show 54175 00 49 53 +30 27 01 STTA 9 AR 2015 4 307 123.7 7.75 13.13 5.38
Show 00 49 46 +30 28 29 STTA 9 CR 2015 11 226 20.8 10.28 13.13 2.85
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 4728 Constellation Andromeda SAO 54175 HIP 3875
Tycho2 2276-01316-1 Gaia DR2 312322398198964352 HD 4728 GC 991
BD BD+29 139 Distance 336.7 Distance ly 1098.32