From 252cb54403ad00c3db52ed86eea2209cb1b992d2 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Thu, 22 Feb 2018 16:06:39 +0100
Subject: Halve the bandwidth

---
 libcrystfel/src/geometry.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libcrystfel/src/geometry.c')

diff --git a/libcrystfel/src/geometry.c b/libcrystfel/src/geometry.c
index 16a92102..b9fe8ea4 100644
--- a/libcrystfel/src/geometry.c
+++ b/libcrystfel/src/geometry.c
@@ -674,7 +674,7 @@ static void ginn_spectrum_partialities(Crystal *cryst)
 	r0 = fabs(crystal_get_profile_radius(cryst));
 	m = crystal_get_mosaicity(cryst);
 	lambda = image->lambda;
-	sig = image->bw * lambda;
+	sig = image->bw * lambda / 2.0;
 
 	for ( refl = first_refl(crystal_get_reflections(cryst), &iter);
 	      refl != NULL;
-- 
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