CCD Observations catalog of 257P/Catalina

There are 3 observations of this comet
UserObservation's time (UT)MagnitudeComa diameter(')Coma degree of condensationTool 
Prystavski T.2013-05-08 10:19:0018.10.16 43.1YView Update
Prystavski T.2013-10-08 16:19:0016.20.44 40.0YView Update
Prystavski T.2013-10-12 22:48:0016.10.5 40.0YView Update