20152+5409 HO 455 BC

20h 15m 17.54s +54° 08' 55.6" P.A. 176.00 sep 4.0 mag 12.00,12.50

Coord 2000 20152+5409 Discov num HO  455 Comp BC Coord arcsec 2000 20 15 17.54 +54 08 55.6
Date first 1889 Date last 2016 Obs 7
Pa first 190 Pa last 176.1 P.A. Now (θ) 176.1°
Sep first 2.7 Sep last 4.039 Sep. Now (ρ) 4.039"
Mag pri 12.00 Mag sec 12.50 delta mag (ΔM) 0.5 Spectral class
Pri motion ra -070 Sec motion ra
Pri motion dec -087 Sec motion dec
Notes N (See Notes)




Nature of this double is uncertain.



20152+5409 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 192967 32392 20 15 14 +54 08 48 HO 455 AB 2015 8 83 35.1 7.46 12.00 4.54
Show 32392 20 15 14 +54 08 48 HO 455 AD 2015 13 263 31.4 7.46 11.07 3.61
Show 32392 20 15 14 +54 08 48 HO 455 AE 2015 15 71 39.6 7.46 10.44 2.98
Show 20 15 18 +54 08 56 HO 455 BC 2016 7 176 4.0 12.00 12.50 0.50 <===
Show 20 15 18 +54 08 56 HO 455 BE 2015 9 30 5.6 12.00 10.44 1.56


Quintuple system
5 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Cygnus Gaia DR2 2184803615267413376