diff --git a/spectractor/extractor/dispersers.py b/spectractor/extractor/dispersers.py
index c51f688da..008965c22 100644
--- a/spectractor/extractor/dispersers.py
+++ b/spectractor/extractor/dispersers.py
@@ -366,16 +366,12 @@ def load_files(self, verbose=False):
             a = np.loadtxt(filename)
             self.N_input = a[0]
             self.N_err = a[1]
-        else:
-            raise FileNotFoundError(f"Failed to load {filename} for {self.label}")
 
         filename = os.path.join(self.data_dir, self.label, "full_name.txt")
         if os.path.isfile(filename):
             with open(filename, 'r') as f:
                 for line in f:  # MFL: you really just want the last line of the file?
                     self.full_name = line.rstrip('\n')
-        else:
-            raise FileNotFoundError(f"Failed to load {filename} for {self.label}")
 
         filename = os.path.join(self.data_dir, self.label, "transmission.txt")
         if os.path.isfile(filename):
diff --git a/spectractor/extractor/spectroscopy.py b/spectractor/extractor/spectroscopy.py
index a8f6771d2..ff379f332 100644
--- a/spectractor/extractor/spectroscopy.py
+++ b/spectractor/extractor/spectroscopy.py
@@ -472,22 +472,24 @@ def print_detected_lines(self, output_file_name="", overwrite=False, print_table
                 popt = line.fit_popt
                 peak_pos = popt[bgd_npar + 3 * j + 1]
                 FWHM = np.abs(popt[bgd_npar + 3 * j + 2]) * 2.355
-                signal_level = popt[bgd_npar + 3 * j]
-                err = np.sqrt(line.fit_pcov[bgd_npar + 3 * j + 1, bgd_npar + 3 * j + 1])
+                amplitude = popt[bgd_npar + 3 * j]
+                detected_err = np.sqrt(line.fit_pcov[bgd_npar + 3 * j + 1, bgd_npar + 3 * j + 1])
+                amplitude_err = np.sqrt(line.fit_pcov[bgd_npar + 3 * j, bgd_npar + 3 * j])
                 if line.high_snr:
-                    rows.append((line.label, line.wavelength, peak_pos, peak_pos - line.wavelength, err,
-                                 FWHM, signal_level, line.fit_snr, line.fit_chisq, line.fit_eqwidth_mod,
+                    rows.append((line.label, line.wavelength, peak_pos, peak_pos - line.wavelength, detected_err,
+                                 FWHM, amplitude, amplitude_err, line.fit_snr, line.fit_chisq, line.fit_eqwidth_mod,
                                  line.fit_eqwidth_data))
                 j += 1
         t = None
         if len(rows) > 0:
             t = Table(rows=rows, names=(
-                'Line', 'Tabulated', 'Detected', 'Shift', 'Err', 'FWHM', 'Amplitude', 'SNR', 'Chisq', 'Eqwidth_mod',
+                'Line', 'Tabulated', 'Detected', 'Shift', 'Detected_err', 'FWHM', 'Amplitude', 'Amplitude_err', 'SNR', 'Chisq', 'Eqwidth_mod',
                 'Eqwidth_data'),
-                      dtype=('a12', 'f4', 'f4', 'f4', 'f4', 'f4', 'f4', 'f4', 'f4', 'f4', 'f4'))
+                      dtype=('a12', 'f4', 'f4', 'f4', 'f4', 'f4', 'f4', 'f4', 'f4', 'f4', 'f4', 'f4'))
             for col in t.colnames[1:6]:
                 t[col].unit = 'nm'
             t[t.colnames[5]].unit = amplitude_units
+            t[t.colnames[6]].unit = amplitude_units
             for col in t.colnames[-2:]:
                 t[col].unit = 'nm'
             t[t.colnames[-3]].unit = 'reduced'
@@ -598,13 +600,16 @@ def print_detected_lines(self, output_file_name="", overwrite=False, print_table
 AR4 = Line(727.294, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR5 = Line(738.393, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR6 = Line(750.387, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
+AR6_2 = Line(751.465, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR7 = Line(763.511, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR8 = Line(772.376, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR9 = Line(794.818, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR10 = Line(800.616, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
+AR10_2 = Line(801.479, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR11 = Line(811.531, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR12 = Line(826.452, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR13 = Line(842.465, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
+AR13_2 = Line(840.621, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR14 = Line(852.144, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR15 = Line(866.794, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
 AR16 = Line(912.297, atmospheric=False, label=r'$Ar$', label_pos=[0.007, 0.02])
@@ -614,7 +619,7 @@ def print_detected_lines(self, output_file_name="", overwrite=False, print_table
 HG13 = Line(1013.976, atmospheric=False, label=r'$Hg$', label_pos=[0.007, 0.02])
 
 HGAR_LINES = [HG1, HG2, HG3, HG4, HG5, HG6, HG7, HG8, HG9, HG10, HG11, HG12,
-              AR1, AR2, AR3, AR4, AR5, AR6, AR7, AR8, AR9, AR10, AR11, AR12, AR13, AR14, AR15, AR16, AR17, AR18, AR19, HG13]
+              AR1, AR2, AR3, AR4, AR5, AR6, AR6_2, AR7, AR8, AR9, AR10, AR10_2, AR11, AR12, AR13_2, AR13, AR14, AR15, AR16, AR17, AR18, AR19, HG13]
 
 if __name__ == "__main__":
     import doctest