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Test #2

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694bdcf
remove subscript 1
Aug 2, 2016
8f8c8e0
rename trends
Aug 2, 2016
29c9e0c
ignore kepmag
Sep 4, 2016
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35 changes: 21 additions & 14 deletions src/psearch.py
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Original file line number Diff line number Diff line change
Expand Up @@ -82,27 +82,34 @@ class TransitSearch(object):

def __init__(self, infile, inject=False, **kwargs):
self.d = d = pf.getdata(infile,1)
m = isfinite(d.flux_1) & (~(d.mflags_1 & 2**3).astype(np.bool))
m = isfinite(d.flux) & (~(d.mflags & 2**3).astype(np.bool))
m &= ~binary_dilation((d.quality & 2**20) != 0)

self.Kp = pf.getval(infile,'kepmag')
self.Kp = self.Kp if not isinstance(self.Kp, Undefined) else nan
# try:
# self.Kp = pf.getval(infile,'kepmag')
# self.Kp = self.Kp if not isinstance(self.Kp, Undefined) else nan
# except:
self.Kp = 12. # placeholder!

self.tm = MA(supersampling=12, nthr=1)
self.em = MA(supersampling=10, nldc=0, nthr=1)

self.epic = int(basename(infile).split('_')[1])
try:
self.epic = int(basename(infile).split('_')[1])
except:
self.epic = 200000000 # placeholder

self.time = d.time[m]
self.flux = (d.flux_1[m]
- d.trend_t_1[m] + nanmedian(d.trend_t_1[m])
- d.trend_p_1[m] + nanmedian(d.trend_p_1[m]))
self.flux = (d.flux[m]
- d.trtime[m] + nanmedian(d.trtime[m])
- d.trposi[m] + nanmedian(d.trposi[m]))
self.mflux = nanmedian(self.flux)
self.flux /= self.mflux
self.flux_e = d.error_1[m] / abs(self.mflux)
self.flux_e = d.error[m] / abs(self.mflux)

self.flux_r = d.flux_1[m] / self.mflux
self.trend_t = d.trend_t_1[m] / self.mflux
self.trend_p = d.trend_p_1[m] / self.mflux
self.flux_r = d.flux[m] / self.mflux
self.trtime = d.trtime[m] / self.mflux
self.trposi = d.trposi[m] / self.mflux

self.period_range = kwargs.get('period_range', (0.7,0.98*(self.time.max()-self.time.min())))
self.nbin = kwargs.get('nbin',900)
Expand All @@ -122,7 +129,7 @@ def cmask(s=0.05):
self.bls.pmul = cmask()

try:
ar,ac,ap,at = acor(self.flux_r)[0], acor(self.flux)[0], acor(self.trend_p)[0], acor(self.trend_t)[0]
ar,ac,ap,at = acor(self.flux_r)[0], acor(self.flux)[0], acor(self.trposi)[0], acor(self.trtime)[0]
except RuntimeError:
ar,ac,ap,at = nan,nan,nan,nan
self.lcinfo = array((self.epic, self.mflux, self.flux.std(), nan, nan, ar, ac, ap, at), dtype=dt_lcinfo)
Expand Down Expand Up @@ -297,8 +304,8 @@ def wrapper(self, ax=None, *args, **kwargs):
@bplot
def plot_lc_time(self, ax=None):
ax.plot(self.time, self.flux_r, lw=1)
ax.plot(self.time, self.trend_t+2*(np.percentile(self.flux_r, [99])[0]-1), lw=1)
ax.plot(self.time, self.trend_p+4*(np.percentile(self.flux_r, [99])[0]-1), lw=1)
ax.plot(self.time, self.trtime+2*(np.percentile(self.flux_r, [99])[0]-1), lw=1)
ax.plot(self.time, self.trposi+4*(np.percentile(self.flux_r, [99])[0]-1), lw=1)
ax.plot(self.time, self.flux+1.1*(self.flux_r.min()-1), lw=1)
[ax.axvline(self.bls.tc+i*self._rbls['bls_period'], alpha=0.25, ls='--', lw=1) for i in range(35)]
setp(ax,xlim=self.time[[0,-1]], xlabel='Time', ylabel='Normalised flux')
Expand Down