02181+5731 BU 1170 BC

02h 18m 04.12s +57° 32' 07.4" P.A. 309.00 sep 0.5 mag 11.50,11.70 dist. 251.26 pc (819.61 l.y.)

Coord 2000 02181+5731 Discov num BU 1170 Comp BC Coord arcsec 2000 02 18 04.12 +57 32 07.4
Date first 1890 Date last 2012 Obs 5
Pa first 313 Pa last 309.4 P.A. Now (θ) 309.4°
Sep first 0.3 Sep last 0.471 Sep. Now (ρ) 0.471"
Mag pri 11.50 Mag sec 11.70 delta mag (ΔM) 0.2 Spectral class
Pri motion ra +028 Sec motion ra
Pri motion dec -012 Sec motion dec
Notes N (See Notes)




Nature of this double is uncertain.



02181+5731 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Chi Per 23149 02 18 05 +57 30 59 BU 1170 A,BC 2013 12 358 68.7 6.11 12.29 6.18
Show 23149 02 18 05 +57 30 59 S 409 AD 2015 21 136 123.3 6.11 9.62 3.51
Show 23149 02 18 05 +57 30 59 BU 1170 AE 2015 8 12 207.1 6.11 12.39 6.28
Show 23149 02 18 04 +57 32 07 BU 1170 BC 2012 5 309 0.5 11.50 11.70 0.20 <===


Quintuple system
6 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Spectr G7III Constellation Perseus SAO 23149 HIP 10729
Tycho2 3694-02581-1 Gaia DR2 458575139960412288 HD 13994 HR 662
GC 2752 ADS 1753 BD BD+56 486 Bayer Chi Persei
Bayer name Chi Per Distance 251.26 Distance ly 819.61 Bayer greek χ Per