From b6c5cca0f89634cec82a2cb289ef66f5c1400ae3 Mon Sep 17 00:00:00 2001
From: Peter Luenenschloss <peter.luenenschloss@ufz.de>
Date: Sat, 23 Jan 2021 11:04:28 +0100
Subject: [PATCH] another vorzeichenfehler

---
 saqc/funcs/curvefit.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/saqc/funcs/curvefit.py b/saqc/funcs/curvefit.py
index cef464e85..8e61688de 100644
--- a/saqc/funcs/curvefit.py
+++ b/saqc/funcs/curvefit.py
@@ -190,7 +190,7 @@ def fitPolynomial(data: DictOfSeries, field: str, flagger: BaseFlagger,
                 )
 
     if return_residues:
-        residues = residues - to_fit
+        residues = to_fit - residues
 
     data[field] = residues
     if eval_flags:
-- 
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