Villanova White Dwarf Catalog Entries


WD1957+225      PK 60-03      NGC6853     
Aladin Image  StSci Image  WD# Query  Coords. Query
Finding Chart (Arizona's)

Coordinates          Spectral Class    Ref.
19 57 30   +22 35.0 (1950) DAO         (7U) 
19 59 36.3 +22 43 16[2000] DAO.58      (QM)N
                           DAO.46      (IO)N

Wide Band         V     B-V    U-B   Ref.   
                14.2                 (7U) 
                13.82                (7Q)N
                14.05                (JU)N
                13.5B                (KQ)N

Multi Channel     v     g-r          Ref.

Stromgren         y     b-y    u-b   Ref.

SDSS   g    u-g   g-r   r-i    i-z   Ref.

Absolute mag    7.13 (QM)N
                6.9   (5)N
                5.87 (JU)N
                 6.6B(KQ)N

Mu    Theta   Ref.    VR0    Ref.     PI    ME Ref.
                                    0.0026  .4 (JU)N

WD1957+225 Central star of PN. Ref.(QM) See also (QP)