forked from pool/python-astropy
27 lines
1.2 KiB
Diff
27 lines
1.2 KiB
Diff
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From c15ad2fcd21182787eb7db2195bfc70690efca2e Mon Sep 17 00:00:00 2001
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From: "P. L. Lim" <2090236+pllim@users.noreply.github.com>
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Date: Fri, 13 Oct 2023 14:40:52 -0400
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Subject: [PATCH] Backport PR #15476: Account for SOFA/ERFA bugfix in pvstar
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---
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astropy/units/tests/test_structured_erfa_ufuncs.py | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/astropy/units/tests/test_structured_erfa_ufuncs.py b/astropy/units/tests/test_structured_erfa_ufuncs.py
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index 729f9539c7e..42589397a19 100644
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--- a/astropy/units/tests/test_structured_erfa_ufuncs.py
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+++ b/astropy/units/tests/test_structured_erfa_ufuncs.py
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@@ -139,7 +139,11 @@ def test_pvstar(self):
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assert px.unit == u.arcsec
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assert_quantity_allclose(px, 1 * u.radian)
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assert rv.unit == u.km / u.s
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- assert_array_equal(rv.value, np.zeros(self.pv.shape))
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+ # RV is non-zero because proper motion induces a small redshift
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+ # due to second order Doppler shift.
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+ assert_quantity_allclose(
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+ rv, np.zeros(self.pv.shape) << (u.km / u.s), atol=1 * u.m / u.s
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+ )
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def test_starpv(self):
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ra, dec, pmr, pmd, px, rv, stat = erfa_ufunc.pvstar(self.pv)
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