January 3, 2006
ALMA Prototype
Antenna Evaluation OverviewEvaluation Overview
4
ATF Chronology
±1999 June: D. Emerson and Mangum develop first prototype antenna
test plan
±2001 May 14: AEG is born
±2002 March: AEG and Systems IPT begins ATF infrastructure
installation
±2002 November: VertexRSI
prototype antenna able to position in (Az,El)
±2003 January 13: VertexRSI prototype antenna first radiometric
measurement (1mm and 3mm total power
measurement of the Moon)
±2003 March: VertexRSI prototype antenna provisional
acceptance
±2003 April-July: VertexRSI prototype antenna holographic measurements
±2003 October: VertexRSI prototype antenna acceptance
±2003 November: VertexRSI prototype antenna first astronomical
radiometric image (Saturn at 3mm)
±2004 January: AEC prototype antenna able to position in (Az,El)
±2004 January-February: AEC prototype antenna holographic measurements
±2004 May: AEC prototype antenna first astronomical radiometric
image
±2004 May 28: AEG Executive Summary of the ALMA Prototype Antenna Evaluation delivered
±2004 December 1: Final AEG prototype antenna evaluation reports
delivered