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Correct interpolation and dark pixel offset #16

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Correct interpolation and dark pixel offset #16

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8 changes: 4 additions & 4 deletions ramses_calibrate.py
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Original file line number Diff line number Diff line change
Expand Up @@ -199,7 +199,7 @@ def raw2cal_Air(spec, msdate, serialn,
if len(calsensind) > 1:
calsensdates = [SAMDateTime_Air[i] for i in calsensind]
tdeltas = [(msdate-x) for x in calsensdates
if (msdate-x).days > 0]
if (msdate-x).days > 0]
calsensind = [calsensind[tdeltas.index(min(tdeltas))]]

Cal = CalData[calsensind[0]]
Expand All @@ -209,8 +209,8 @@ def raw2cal_Air(spec, msdate, serialn,
dp1 = Cal.ini.DarkPixelStart
dp2 = Cal.ini.DarkPixelStop
wave = [0.0] * 256
for i in range(1, len(wave)+1, 1):
wave[i-1] = (Cal.ini.c0s) + (Cal.ini.c1s*(i+1)) +\
for i in range(0, len(wave), 1):
wave[i] = (Cal.ini.c0s) + (Cal.ini.c1s*(i+1)) +\
(Cal.ini.c2s*(i+1)**2) + (Cal.ini.c3s*(i+1)**3)

t0 = 8192
Expand All @@ -222,7 +222,7 @@ def raw2cal_Air(spec, msdate, serialn,
B = B0 + (t1/t0*B1)
C = M - B
# subtract dark offset,
Offset = np.mean(C[dp1-1:dp2]) # dark pixels
Offset = np.mean(C[dp1:dp2+1]) # dark pixels
D = C-Offset
E = D*(t0/t1)
# Scale the spectrum to the Air calibration
Expand Down