{
  "bibcode": "2007GCN..6204....1G",
  "body": "G. Greco (Bologna University), F. Terra (Second University of\nRoma \"Tor Vergata\"), C. Bartolini, A. Guarnieri, A. Piccioni\n(Bologna University), G. Pizzichini (INAF/IASF Bologna),\nD. Nanni (INAF/OAR and Second University of Rome \"Tor Vergata\"),\nG. Clementini (Bologna University), S. Galleti, \nS. Bernabei (Bologna Observatory) report:\n\nWe observed the field of GRB 070311 (Mereghetti et al. GCN 6189)\nwith the 152 cm Loiano telescope in the Rc band in clear sky conditions. \nOne 1800 sec exposure was obtained, significantly deeper than the \nDSS catalogue. The afterglow found by Covino et al.(GCN 6190) \nis detected with R = 22.3+/0.2 based on the NOMAD catalog. \nOur obsevation was done on 2007 March 13.792 UT middle exposure time.\n\nThe image, in which the comparison stars are marked, has been \nposted in our public directory from where it can be retrieved \nby sftp using \nhostname: ermione.bo.astro.it\nusername: publicGRB\npassword: GRB_bo.\ndirectory: GRB070311",
  "circularId": 6204,
  "createdOn": 1173830085000,
  "email": "giuseppe.greco2@studio.unibo.it",
  "subject": "GRB 070311: Optical observation.",
  "submitter": "Giuseppe Greco at U Bologna  <giuseppe.greco2@studio.unibo.it>",
  "eventId": "GRB 070311"
}