21426+5851 SKF 2029 (HD 239741)

 
 
21h 42m 35.23s +58° 51' 09.5" P.A. 207.00 sep 91.2 mag 9.10,9.90 Sp F5+F8
 
 
Coord 2000 21426+5851 Discov num SKF2029 Comp Coord arcsec 2000 21 42 35.23 +58 51 09.5
Date first 1899 Date last 2015 Obs 17
Pa first 208 Pa last 207.1 P.A. Now (θ) 207.1°
Sep first 90.7 Sep last 91.235 Sep. Now (ρ) 91.235"
Mag pri 9.10 Mag sec 9.90 delta mag (ΔM) 0.8 Spectral class F5+F8 (yellow-white/yellow-white)
Pri motion ra +024 Sec motion ra +022
Pri motion dec +007 Sec motion dec +009
Notes V (Proper motion indicates physical)
rPM=0.113 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 239741 Constellation Cepheus SAO 33680 Tycho2 3979-00109-1
Gaia DR2 2178615671216378496 HD 239741