def set_obs(self):
"""
Returns an observation container with a set of CTA observations.
Keywords:
"""
# Setup observation definition list
obsdeflist = obsutils.set_obs_patterns(
self.m_pattern, ra=self["ra"].real(), dec=self["dec"].real(), offset=self["offset"].real()
)
# Create list of observations
obs = obsutils.set_obs_list(
obsdeflist,
tstart=self["tmin"].real(),
duration=self["tmax"].real() - self["tmin"].real(),
deadc=self["deadc"].real(),
emin=self["emin"].real(),
emax=self["emax"].real(),
rad=self["rad"].real(),
irf=self["irf"].string(),
caldb=self["caldb"].string(),
)
# Return observation container
return obs
def setup_observations(pattern="four", ra=83.63, dec=22.01, offset=1.5, \
emin=0.1, emax=100.0, rad=5.0, duration=1800.0, \
deadc=0.95, \
caldb="prod2", irf="South_50h"):
"""
Returns an observation container.
Keywords:
pattern - Pointing pattern, either "single" or "four"
ra - RA of pattern centre [deg] (default: 83.6331)
dec - DEC of pattern centre [deg] (default: 22.0145)
offset - Offset between observations of pattern [deg] (default: 1.5)
emin - Minimum energy [TeV] (default: 0.1)
emax - Maximum energy [TeV] (default: 100.0)
rad - ROI radius used for analysis [deg] (default: 5.0)
duration - Duration of one CTA observation [seconds] (default: 1800.0)
deadc - Deadtime correction factor (default: 0.95)
caldb - Calibration database path (default: "dummy")
irf - Instrument response function (default: cta_dummy_irf)
"""
# Set list of observations
obs_def_list = obsutils.set_obs_patterns(pattern, \
ra=ra, \
dec=dec, \
offset=offset)
# Get observation container
obs = obsutils.set_obs_list(obs_def_list, \
duration=duration, \
emin=emin, \
emax=emax, \
rad=rad, \
caldb=caldb, \
irf=irf)
# Return observation container
return obs
