Source Epoch Contour
PostScript
Colour
PostScript
Colour
GIF

2021+317

(4C +31.56)
?
z= ?
V= ?

Notes (from the published papers):

04/1995

05/1996

09/1997

05/1999

03/2001

PS

PS

PS

PS

PS

PS

PS

PS

PS

PS

GIF

GIF

GIF

GIF

GIF


ros@mpifr-bonn.mpg.de