From fa9677ed1681da9ff459a5981a3d8ec715d68515 Mon Sep 17 00:00:00 2001
From: Niklas Reinhardt <janniklas.reinhardt@aei.mpg.de>
Date: Mon, 6 Dec 2021 15:52:09 +0100
Subject: [PATCH] Fix trapezoidal integration

---
 lisainstrument/instrument.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisainstrument/instrument.py b/lisainstrument/instrument.py
index bce2bbc..8147e49 100644
--- a/lisainstrument/instrument.py
+++ b/lisainstrument/instrument.py
@@ -684,7 +684,7 @@ class Instrument:
                 cumulative_trapezoid(np.broadcast_to(
                     self.clock_noise_offsets[sc] + self.clock_noise_fluctuations[sc],
                     self.physics_size),
-                dx=self.physics_dt, initial=self.clock_offsets[sc])
+                dx=self.physics_dt, initial=0) + self.clock_offsets[sc]
             )
 
         ## Timer deviations from TCB
-- 
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