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pipeline for time series analysis on TESS light curves
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import os | |
from astropy.timeseries import TimeSeries | |
from astropy.io import fits | |
class Lightcurve: | |
def __init__(self,path,telescope,instrument,date_obs_start,date_obs_end,creator,object,tessid,sector,camera,ccd,radesys,ra_obj,dec_obj,equinox, | |
pxtable,tessmag,radius,ticver,crmitten,crblksz,crspoc,checksum,time,timecorr,cadenceno,sap_flux,sap_flux_err,sap_bkg,sap_bkg_err, | |
pdcsap_flux,pdcsap_flux_err): | |
self.path = path | |
self.telescope = telescope | |
self.instrument = instrument | |
self.date_obs_start = date_obs_start | |
self.date_obs_end = date_obs_end | |
self.creator = creator | |
self.object = object | |
self.tessid = tessid | |
self.sector = sector | |
self.camera = camera | |
self.cdd = ccd | |
self.radesys = radesys | |
self.ra_obj = ra_obj | |
self.de_obj = dec_obj | |
self.equinox = equinox | |
self.pxtable = pxtable | |
self.tessmag = tessmag | |
self.radius = radius | |
self.ticver = ticver | |
self.crmitten = crmitten | |
self.crblksz = crblksz | |
self.crspoc = crspoc | |
self.checksum = checksum | |
self.time = time | |
self.timecorr = timecorr | |
self.cadenceno = cadenceno | |
self.sap_flux = sap_flux | |
self.sap_flux_err = sap_flux_err | |
self.sap_bkg = sap_bkg | |
self.sap_bkg_err = sap_bkg_err | |
self.pdcsap_flux = pdcsap_flux | |
self.pdcsap_flux_err = pdcsap_flux_err | |
directory = "/" | |
lightcurves=[] | |
with os.scandir(directory) as files: | |
if files.endswith(".fits"): | |
for file in files: | |
hdulist = fits.open(file.name) | |
ts = TimeSeries.read(file.name, format='tess.fits') | |
hdu = hdulist[0] | |
element = Lightcurve(directory+file.name, hdu.header['telescop'], hdu.header['instrume'], hdu.header['date-obs'], | |
hdu.header['date-end'], | |
hdu.header['creator'], hdu.header['object'], hdu.header['ticid'], hdu.header['sector'], | |
hdu.header['camera'], hdu.header['ccd'], hdu.header['radesys'], hdu.header['ra_obj'], | |
hdu.header['de_obj'], hdu.header['equinox'], hdu.header['pxtable'], | |
hdu.header['tessmag'], | |
hdu.header['radius'], hdu.header['ticver'], hdu.header['crmitten'], | |
hdu.header['crspoc'], | |
hdu.header['checksum'], ts['sap_flux'], ts['sap_flux_err'], ts['sap_bkg'], | |
ts['sap_bkg_err'], | |
ts['pdcsap_flux'], ts['pdcsap_flux_err']) | |
lightcurves.append(element) |
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