WD1520+525      SDSS          PG          
                RE                        
Aladin Image  StSci Image  WD# Query  Coords. Query
Finding Chart (Arizona's)

Coordinates          Spectral Class    Ref.
15 20 20   +52 32.7 (1950) DOZ1        (1P) 
15 21 46.5 +52 22 04(2000)             (83) 
                           DOZ1        (DN) 
                           PG1159 .3   (KL)N
                           DOZ1      * (3R) 
                           DOQZ.4      (DO) 

Wide Band         V     B-V    U-B   Ref.   

Multi Channel     v     g-r          Ref.
                15.52  -0.78         (1P) 

Stromgren         y     b-y    u-b   Ref.

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

Absolute mag    10E+4 (5) 
                140E+3(5) 

Mu    Theta   Ref.    VR0    Ref.     PI    ME Ref.

WD1520+525 PG1520+535 is a PG1159 star with a detected planetary nebula but no detected variability, Ref.(DI) DO degenerate, Ref.(DN).