TITLE: GCN GRB OBSERVATION REPORT NUMBER: 5225 SUBJECT: GRB 060605: TNG optical observations DATE: 06/06/06 07:59:45 GMT FROM: Daniele Malesani at SISSA-ISAS,Trieste,Italy D. Malesani (SISSA), F. Fiore (INAF/OAR), N. Masetti (INAF/IASF Bo), M. Pedani, G. Mainella (INAF/TNG), report on behalf of a larger collaboration: We observed the afterglow of GRB 060605 (Page et al., GCN 5221; Rykoff & Schaefer, GCN 5220) with the 3.6m TNG telescope, starting at 02:55 UT (8.64 hr after the burst). In a single 3-min exposure the afterglow is well detected with a magnitude R~19.65 after comparison with several USNO stars. A finding chart can be found here (comparison stars used for the photometry are circled): http://www.sissa.it/~malesani/GRB/060605/finder_TNG.jpg This message can be cited.