... The program begins with a residential summer institute at the Arecibo Observatory. ... The summer program will introduce the conceptual base (atmosphere science, geology), and provide the hands-on activities with the technology and equipment that will be used to carry out the research projects. At the end of the year, participants will report their findings to colleagues and mentors in a geoscience congress that will be organized at the Arecibo Observatory. ... Arecibo Geoscience Congress . ...
... 2.3 Data acquisition Spectra generated by the Multibeam correlator contain the usual structure seen in spectra from other H i instruments: a bandpass spectrum which is the sum of the sky , ground and receiver temperatures multiplied by the product of the filters in the receiver chain; superimposed on this is a noise ... Note also that sources extended much beyond ,40 arcmin can be imaged poorly in HIPASS images because of the bandpass sidelobe effect described in Section 3.3. ...