12428+4154 BWL 34

 
 
12h 42m 49.77s +41° 53' 47.1" P.A. 32.00 sep 12.3 mag 7.50,17.50 Sp M4.0
 
 
Coord 2000 12428+4154 Discov num BWL  34 Comp Coord arcsec 2000 12 42 49.77 +41 53 47.1
Date first 1957 Date last 2015 Obs 5
Pa first 297 Pa last 31.9 P.A. Now (θ) 31.9°
Sep first 28.4 Sep last 12.34 Sep. Now (ρ) 12.34"
Mag pri 7.50 Mag sec 17.50 delta mag (ΔM) 10 Spectral class M4.0 (red)
Pri motion ra -549 Sec motion ra +002
Pri motion dec +041 Sec motion dec +000
Notes N S K (See Notes, Parallax indidates non-physical, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
rPM=1.004
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Canes Venatici