01023+8153 KNT 1 AB (Ups Cep)

01h 02m 18.34s +81° 52' 32.1" P.A. 63.00 sep 13.9 mag 6.90,11.83 Sp B8V+G8IV dist. 253.16 pc (825.81 l.y.)

Coord 2000 01023+8153 Discov num KNT   1 Comp AB Coord arcsec 2000 01 02 18.34 +81 52 32.1
Date first 1881 Date last 2016 Obs 19
Pa first 62 Pa last 63.2 P.A. Now (θ) 63.2°
Sep first 13.8 Sep last 13.862 Sep. Now (ρ) 13.862"
Mag pri 6.90 Mag sec 11.83 delta mag (ΔM) 4.93 Spectral class B8V+G8IV (blue-white/yellow)
Pri motion ra +025 Sec motion ra +026
Pri motion dec -005 Sec motion dec -005
Notes N V (See Notes, Proper motion indicates physical)




rPM=0.038 (< 0.3, Physical double)

This double is physical.



01023+8153 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Ups Cep 168 01 02 18 +81 52 32 KNT 1 AB 2016 19 63 13.9 6.90 11.83 4.93 <===
Show 168 01 02 18 +81 52 32 KNT 1 AC 2015 13 315 24.3 6.90 12.20 5.30
Show 01 02 24 +81 52 38 KNT 1 BC 2015 10 290 31.6 11.83 12.20 0.37


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Name Ups Cep Var name U Cep Constellation Cepheus SAO 168
HIP 4843 Tycho2 4505-00519-1 Gaia DR2 566936237123439360 HD 5679
GC 1202 BD BD+81 25 Bayer Upsilon Cephei Bayer name Ups Cep
Distance 253.16 Distance ly 825.81 Bayer greek υ Cep