01072+5330 H 4 66 AB (HD 6540)

 
 
01h 07m 09.45s +53 29' 53.4" P.A. 74.00 sep 20.0 mag 6.47,10.56 Sp K2III dist. 512.82 pc (1672.82 l.y.)
 
 
Coord 2000 01072+5330 Discov num H 4  66 Comp AB Coord arcsec 2000 01 07 09.45 +53 29 53.4
Date first 1782 Date last 2012 Obs 23
Pa first 77 Pa last 74.4 P.A. Now (θ) 74.4°
Sep first 24.0 Sep last 20.044 Sep. Now (ρ) 20.044"
Mag pri 6.47 Mag sec 10.56 delta mag (ΔM) 4.09 Spectral class K2III (yellow-orange)
Pri motion ra +017 Sec motion ra -001
Pri motion dec -004 Sec motion dec -004
Notes N (See Notes)
rPM=1.031
This double is not physical.
 
 
01072+5330 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 6540 22021 01 07 09 +53 29 53 H 4 66 AB 2012 23 74 20.0 6.47 10.56 4.09 <===
Show 22021 01 07 09 +53 29 53 H 4 66 AC 2011 10 123 197.7 6.47 11.45 4.98
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 6540 Constellation Cassiopeia SAO 22021 HIP 5251
Tycho2 3669-01690-1 Gaia DR2 411043149213560832 HD 6540 HR 318
GC 1343 ADS 915 BD BD+52 262 Distance 512.82
Distance ly 1672.82