def indexInfo(self, index):
""" Returns information about a specific
planetary time.
"""
entry = self.table[index]
info = {
# Default is diurnal
'mode': 'Day',
'ruler': self.dayRuler(),
'dayRuler': self.dayRuler(),
'nightRuler': self.nightRuler(),
'hourRuler': entry[2],
'hourNumber': index + 1,
'tableIndex': index,
'start': Datetime.fromJD(entry[0], self.date.utcoffset),
'end': Datetime.fromJD(entry[1], self.date.utcoffset)
}
if index >= 12:
# Set information as nocturnal
info.update({
'mode': 'Night',
'ruler': info['nightRuler'],
'hourNumber': index + 1 - 12
})
return info
def nextLunarEclipse(date):
""" Returns the Datetime of the maximum phase of the
next global lunar eclipse.
"""
eclipse = swe.lunarEclipseGlobal(date.jd, backward=False)
return Datetime.fromJD(eclipse['maximum'], date.utcoffset)
def prevLunarEclipse(date):
""" Returns the Datetime of the maximum phase of the
previous global lunar eclipse.
"""
eclipse = swe.lunarEclipseGlobal(date.jd, backward=True)
return Datetime.fromJD(eclipse['maximum'], date.utcoffset)
def nextSunrise(date, pos):
""" Returns the date of the next sunrise. """
jd = eph.nextSunrise(date.jd, pos.lat, pos.lon)
return Datetime.fromJD(jd, date.utcoffset)
def prevSolarReturn(date, lon):
""" Returns the previous date when sun is at longitude 'lon'. """
jd = eph.prevSolarReturn(date.jd, lon)
return Datetime.fromJD(jd, date.utcoffset)
def nextSolarReturn(date, lon):
""" Returns the next date when sun is at longitude 'lon'. """
jd = eph.nextSolarReturn(date.jd, lon)
return Datetime.fromJD(jd, date.utcoffset)
def nextStation(ID, date):
""" Returns the aproximate date of the next station. """
jd = eph.nextStation(ID, date.jd)
return Datetime.fromJD(jd, date.utcoffset)
def lastSunset(date, pos):
""" Returns the date of the last sunset. """
jd = eph.lastSunset(date.jd, pos.lat, pos.lon)
return Datetime.fromJD(jd, date.utcoffset)