TITLE: GCN GRB OBSERVATION REPORT NUMBER: 281 SUBJECT: GRB 990316, Radio observations DATE: 99/03/21 22:34:17 GMT FROM: Titus Galama at U.Amsterdam T.J. Galama, P.M. Vreeswijk, E. Rol (U. of Amsterdam), J. van Paradijs (U. of Amsterdam and U. of Alabama in Huntsville), C. Kouveliotou (USRA/MSFC), R.G. Strom (NFRA and U. of Amsterdam) and A.G. de Bruyn (NFRA and U. of Groningen) report: "We have observed the location of the LOTIS candidate optical transient reported by Park et al (GCN 277) with the Westerbork Synthesis Radio Telescope (WSRT) at 4.88 GHz on March 20.90 (for 11 hours). We do not find any radio source brighter than 130 microJy (3 sigma) in a 2 x 2 arcmin region around the LOTIS position." This message is citeable.