Estimate magnitude CCD SN2002bo 20020330.962 139CR Ler SN2002bo 20020331.800 140CR Nic SN2002bu 20020331.024 152CR Ler Observer:Arnaud & Roxane LEROY (Ler); Obs de la Brie (77220) France;C14 at f=2142mm;Camera Audine; software:PRISM. 2002bu:comparison with stars (Séq Odd Trondal)151,162,174 2002bo:comparison with stars (Séq Odd Trondal)142,148,159 Observer: Joel Nicolas (Nic); Observatory Vallauris (France); Tel:G9+ red 3.3;ech=2.4"; camera ST7; software Prism; comparison with star (image O. Trondal)122R Jean-Marie LLAPASSET Obs 635 Perpignan (France) http://perso.wanadoo.fr/jm.llapasset http://vsnet.astrosurf.com/snaude/