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TST: assert photometric error is numerically close to the analytic value #545

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Merged
rrjbca merged 1 commit into from
May 23, 2022
Merged

TST: assert photometric error is numerically close to the analytic value #545

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2 changes: 1 addition & 1 deletion skypy/utils/tests/test_photometry.py
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Original file line number Diff line number Diff line change
Expand Up @@ -200,7 +200,7 @@ def test_magnitude_error_rykoff():
b = 2
a = np.log(10) - 1.5 * b
error = magnitude_error_rykoff(magnitude, magnitude_limit, magnitude_zp, a, b)
assert error == 2.5 / np.log(10) * np.sqrt(1 / 1000)
assert np.isclose(error, 0.25 / np.log(10) / np.sqrt(10))

# test that error limit is returned if error is larger than error_limit
# The following set-up would give a value larger than 10
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