Villanova White Dwarf Catalog Entries


WD1257+047      SDSS          LP556-035   
                GR293         PG          
                GD 267                    
Aladin Image  StSci Image  WD# Query  Coords. Query
Finding Chart (Arizona's)   Finding Chart (T.R.Marsh)

Coordinates          Spectral Class    Ref.
12 57 18   +04 47.7 (1950) DA2.5     b (1P) 
12 59 50.4 +04 31 28(2000) DA2+dM4.5 * (LJ)N
                                       (DR) 
                                       (1U) 
                           DA2         (6B) 
                           DA2.3       (JE)N

Wide Band         V     B-V    U-B   Ref.   
                15.05 -0.09  -0.88   (1U) 
                14.93 -0.17          (LJ)N
                14.99 -0.08  -0.91   (1P) 
                             -0.939  (6B) 

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    10.58 (4) 
                10.46 (8) 
                10.55 (0)N
                10.54(JE)N

Mu    Theta   Ref.    VR0    Ref.     PI    ME Ref.
0.103 212     (6X)   42.176  (QG)N                  
0.123 215.8   (LJ)N                                 
EPM1  210     (92)                                  
0.123 215.6   (MG)N                                 

WD1257+047 Finding chart for GD 267B Ref.(LJ) See also (PP)