22415+4014 S 815 (12 Lac)

 
 
22h 41m 28.65s +40° 13' 31.6" P.A. 11.00 sep 65.8 mag 5.21,10.80 Sp B2III dist. 411.52 pc (1342.38 l.y.)
 
 
Coord 2000 22415+4014 Discov num S   815 Comp Coord arcsec 2000 22 41 28.65 +40 13 31.6
Date first 1825 Date last 2013 Obs 20
Pa first 16 Pa last 11.4 P.A. Now (θ) 11.4°
Sep first 72.0 Sep last 65.81 Sep. Now (ρ) 65.81"
Mag pri 5.21 Mag sec 10.80 delta mag (ΔM) 5.59 Spectral class B2III (blue-white)
Pri motion ra -002 Sec motion ra -016
Pri motion dec -005 Sec motion dec -017
Notes N (See Notes)
rPM=0.79
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 12 Lac Var name DD Lac Constellation Lacerta SAO 72627
HIP 112031 Tycho2 3218-02413-1 Gaia DR2 1932278646572284288 HD 214993
HR 8640 GC 31670 BD BD+39 4912 Flamsteed 12 Lacertae
Flamsteed name 12 Lac Distance 411.52 Distance ly 1342.38