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vpmanager.setpbgauss - Function



Package synthesis
Module imager
Tool vpmanager


Make a Gaussian vp/pb


Synopsis
setpbgauss(telescope, othertelescope, dopb, halfwidth, maxrad, reffreq, isthispb, squintdir, squintreffreq, dosquint, paincrement, usesymmetricbeam)


Description
Make a Gaussian primary beam given by

PB(x) = e- (x/(halfwidth*$\scriptstyle \sqrt{1/\log(2)}$)). (1.21)



Arguments

telescope Which telescope in the MS will use this vp/pb?
Allowed: String
othertelescope If telescope=="OTHER", specify name here
Allowed: String
dopb Should we apply the vp/pb to this telescope's data?
Allowed: Bool
Default: T
halfwidth Half power half width of the Gaussian at the reffreq
Allowed: Quantity
Default: 0.5deg
maxrad Maximum radial extent of the vp/pb (scales with 1/freq)
Allowed: Quantity
Default: 0.8deg
reffreq Frequency at which maxrad is specified
Allowed: Quantity
Default: 1GHz
isthispb Do these parameters describe a PB or a VP?
Allowed: String: 'PB'|'VP'
squintdir Offset of RR beam from pointing center, azel frame (scales with 1/freq)
Allowed: Measure
Default: Measure
squintreffreq Frequency at which the squint is specified
Allowed: Quantity
Default: 1GHz
dosquint Enable the natural beam squint found in the common vp model
Allowed: Bool
Default: F
paincrement Increment in Parallactic Angle for asymmetric (ie, squinted) vp application
Allowed: Quantity
Default: 360deg
usesymmetricbeam Not currently used
Allowed: Bool
Default: F


Returns
itemcontainer




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2006-10-15