NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: Sat Jun 15 19:42:04 2019 PDT
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Classifications for 3C 254

2 Classifications found in NED

   3C 254


Published NED Homogenized
Classification Reference Code Classification Flag Bandpass Region Notes
Radio Morphology
II
1983MNRAS.204..151L
 i  FR II
...
Radio
Extended
...
Activity Type
S1.5
2006A&A...455..773V
 i  Sy 1.5
...
Optical
Nucleus
0.33 < Hβ/[OIII]5007 < 2.0
Relevant reference: 1991MNRAS.250..414J


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