Open elboyran opened 6 years ago
The database schema or dictionary does not seem to conform to the one described in the LOFAR MeasurementSet document (page 29, Fig.1: ER diagram)
Message from Laurens on Slack: The most relevant terms, written in "Hanno Spreeuw Ontology" are: Epoch Spectral Window Pointing FWHM Duration This sort of maps to: time channelWidth the entire Pointing Table duration
elena [10:28 AM] What does FWHM mean? What does it map to? lbogaardt [10:29 AM] Full width half maximum. I haven't found anything similar in our tables, so it seems to map to nothing... It's a measure of precision / error
FWHM is the ratio between the wavelength and the largest baseline (distance between two stations).
Pipeline team has figured out the following model.