Source
Epoch
Contour
PostScript
Colour
PostScript
Colour
GIF
2113+293
QSO
z
= 1.514?
V
= 19.5
Notes (from the published papers):
04/1995
10/1996
05/1999
03/2001
PS
PS
PS
PS
PS
PS
PS
PS
GIF
GIF
GIF
GIF
ros@mpifr-bonn.mpg.de