gsm_point_src Module
Created on Apr 22, 2016
In large parts a copy of astro_calibration_sources in seek by cchang.
Models taken from: Baars 1997, Hafez 2008, Benz 2009
All numbers divided by 2 to account for polarization.
Coordinates from wikipedia
author: seehars, jakeret
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class
hide.astro.gsm_point_src.AstroSource(model, ra, dec)
Bases: tuple
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dec
Alias for field number 2
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model
Alias for field number 0
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ra
Alias for field number 1
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hide.astro.gsm_point_src.add_point_sources(freq, nside, astro_signal, objects=None)[source]
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hide.astro.gsm_point_src.barrs77_power_law(freq, a, b, c)[source]
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hide.astro.gsm_point_src.cas_a_model(freq)[source]
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hide.astro.gsm_point_src.convertunits(s, ae)[source]
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hide.astro.gsm_point_src.cyg_a_model(freq)[source]
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hide.astro.gsm_point_src.load_signal(ctx)[source]
Returns an interpolated global sky model (GSM) map dependent on the frequency and adds radio point srcs.
| Parameters: | params – The ctx instance with the paramterization |
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| Returns signal: | The astro signal |
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hide.astro.gsm_point_src.sag_a_model(freq)[source]
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hide.astro.gsm_point_src.tau_a_model(freq)[source]
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hide.astro.gsm_point_src.vir_a_model(freq)[source]