esbo_ds/ESBO-ETC
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Calculate SNR for Validation

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This commit is contained in:
Lukas Klass 2020-05-18 10:37:09 +02:00
parent f4dca2f3d3
commit 28da5d46be
1 changed files with 2 additions and 0 deletions
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2
esbo_etc/classes/sensor/Imager.py
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@ -175,6 +175,8 @@ class Imager(ASensor):
signal_current_lim = snr * (snr + np.sqrt(
snr ** 2 + 4 * (exp_time * (background_current.sum() + dark_current.sum()) + (read_noise ** 2).sum()))) / (
2 * exp_time)
self.__calcSNR(signal_current_lim * exp_time, background_current * exp_time, read_noise,
dark_current * exp_time)
return target_brightness - 2.5 * np.log10(signal_current_lim / signal_current.sum()) * u.mag
@u.quantity_input(signal=u.electron, background=u.electron, read_noise=u.electron ** 0.5, dark=u.electron)