21579+6101 EVS 45 AC (IR Cep)

21h 57m 51.93s +61° 01' 07.9" P.A. 42.00 sep 18.2 mag 7.78,17.62 Sp G0 dist. 675.68 pc (2204.07 l.y.)

Coord 2000 21579+6101 Discov num EVS  45 Comp AC Coord arcsec 2000 21 57 51.93 +61 01 07.9
Date first 1999 Date last 2014 Obs 5
Pa first 42 Pa last 42.2 P.A. Now (θ) 42.2°
Sep first 18.3 Sep last 18.238 Sep. Now (ρ) 18.238"
Mag pri 7.78 Mag sec 17.62 delta mag (ΔM) 9.84 Spectral class G0 (yellow)
Pri motion ra -005 Sec motion ra
Pri motion dec -003 Sec motion dec
Notes N U (See Notes, Proper motion indicates non-physical)




This double is not physical.



21579+6101 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19765 21 57 52 +61 01 08 MLR 17 AB 1992 13 22 0.2 8.30 8.30 0.00
Show IR Cep 19765 21 57 52 +61 01 08 EVS 45 AC 2014 5 42 18.2 7.78 17.62 9.84 <===


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Var name IR Cep Constellation Cepheus SAO 19765 HIP 108426
Tycho2 4262-01009-1 Gaia DR2 2203988169026743936 HD 208960 BD BD+60 2321
Distance 675.68 Distance ly 2204.07