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syzygy.py
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syzygy.py
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import astrology
import chart
import houses
import planets
import options
import util
import swisseph
class Syzygy:
LON = 0
LAT = 1
RA = 2
DECL = 3
#for topical almutens
TOPICALDEFAULT = 0
TOPICALCONIUNCTIO = 1
TOPICALOPPOSITIO = 2
TOPICALOPPOSITIORADIX = 3
TOPICALMOON = 4
def __init__(self, chrt):
self.time = chrt.time
self.lon = chrt.planets.planets[astrology.SE_MOON].data[planets.Planet.LONG]
self.flags = astrology.SEFLG_SPEED+astrology.SEFLG_SWIEPH
#for topical almutens
self.lons = []
if not chrt.time.bc:
lonsun = chrt.planets.planets[astrology.SE_SUN].data[planets.Planet.LONG]
lonmoon = chrt.planets.planets[astrology.SE_MOON].data[planets.Planet.LONG]
d, m, s = util.decToDeg(lonsun)
lonsun = d+m/60.0+s/3600.0
d, m, s = util.decToDeg(lonmoon)
lonmoon = d+m/60.0+s/3600.0
diff = lonmoon-lonsun
self.newmoon, self.ready = self.isNewMoon(diff)
if not self.ready:
ok, self.time, self.ready = self.getDateHour(self.time, chrt.place, self.newmoon)
if not self.ready:
ok, self.time, self.ready = self.getDateMinute(self.time, chrt.place, self.newmoon)
if not self.ready:
ok, self.time, self.ready = self.getDateSecond(self.time, chrt.place, self.newmoon)
hses = houses.Houses(self.time.jd, 0, chrt.place.lat, chrt.place.lon, chrt.options.hsys, chrt.obl[0], chrt.options.ayanamsha, chrt.ayanamsha)
moon = planets.Planet(self.time.jd, astrology.SE_MOON, self.flags, chrt.place.lat, hses.ascmc2)
if self.newmoon:
self.lon = moon.data[planets.Planet.LONG]
else:
if chrt.options.syzmoon == options.Options.MOON:
self.lon = moon.data[planets.Planet.LONG]
elif chrt.options.syzmoon == options.Options.ABOVEHOR:
if moon.abovehorizon:
self.lon = moon.data[planets.Planet.LONG]
else:
sun = planets.Planet(self.time.jd, astrology.SE_SUN, self.flags)
self.lon = sun.data[planets.Planet.LONG]
else:
moon = planets.Planet(self.time.jd, astrology.SE_MOON, self.flags, chrt.place.lat, chrt.houses.ascmc2)
if moon.abovehorizon:
self.lon = moon.data[planets.Planet.LONG]
else:
sun = planets.Planet(self.time.jd, astrology.SE_SUN, self.flags)
self.lon = sun.data[planets.Planet.LONG]
ra, decl, dist = swisseph.cotrans(self.lon, 0.0, 1.0, -chrt.obl[0])
self.speculum = [self.lon, 0.0, ra, decl]
#the other syzygy (i.e. if the syzygy was conjunction then calculate the opposition and vice versa)
self.lon2 = chrt.planets.planets[astrology.SE_MOON].data[planets.Planet.LONG]
if not chrt.time.bc:
self.time2 = self.time
ok, self.time2, self.ready2 = self.getDateHour(self.time2, chrt.place, not self.newmoon)
if not self.ready2:
ok, self.time2, self.ready2 = self.getDateMinute(self.time2, chrt.place, not self.newmoon)
if not self.ready2:
ok, self.time2, self.ready2 = self.getDateSecond(self.time2, chrt.place, not self.newmoon)
hses2 = houses.Houses(self.time2.jd, 0, chrt.place.lat, chrt.place.lon, chrt.options.hsys, chrt.obl[0], chrt.options.ayanamsha, chrt.ayanamsha)
moon2 = planets.Planet(self.time2.jd, astrology.SE_MOON, self.flags, chrt.place.lat, hses2.ascmc2)
if not self.newmoon:
self.lon2 = moon2.data[planets.Planet.LONG]
else:
if chrt.options.syzmoon == options.Options.MOON:
self.lon2 = moon2.data[planets.Planet.LONG]
elif chrt.options.syzmoon == options.Options.ABOVEHOR:
if moon2.abovehorizon:
self.lon2 = moon2.data[planets.Planet.LONG]
else:
sun2 = planets.Planet(self.time2.jd, astrology.SE_SUN, self.flags)
self.lon2 = sun2.data[planets.Planet.LONG]
else:
moon2 = planets.Planet(self.time2.jd, astrology.SE_MOON, self.flags, chrt.place.lat, chrt.houses.ascmc2)
if moon2.abovehorizon:
self.lon2 = moon2.data[planets.Planet.LONG]
else:
sun2 = planets.Planet(self.time2.jd, astrology.SE_SUN, self.flags)
self.lon2 = sun2.data[planets.Planet.LONG]
ra2, decl2, dist2 = swisseph.cotrans(self.lon2, 0.0, 1.0, -chrt.obl[0])
self.speculum2 = [self.lon2, 0.0, ra2, decl2]
#for topical almutens
self.lons.append(self.lon)#Default
if self.newmoon: #Conjunction
self.lons.append(self.lon)
else:
self.lons.append(self.lon2)
#Moon in chart of Syzygy
hses = houses.Houses(self.time.jd, 0, chrt.place.lat, chrt.place.lon, chrt.options.hsys, chrt.obl[0], chrt.options.ayanamsha, chrt.ayanamsha)
moonSyz = planets.Planet(self.time.jd, astrology.SE_MOON, self.flags, chrt.place.lat, hses.ascmc2)
hses2 = houses.Houses(self.time2.jd, 0, chrt.place.lat, chrt.place.lon, chrt.options.hsys, chrt.obl[0], chrt.options.ayanamsha, chrt.ayanamsha)
moonSyz2 = planets.Planet(self.time2.jd, astrology.SE_MOON, self.flags, chrt.place.lat, hses2.ascmc2)
if not self.newmoon: #Opposition
if moonSyz.abovehorizon:
self.lons.append(moonSyz.data[planets.Planet.LONG])
else:
sun = planets.Planet(self.time.jd, astrology.SE_SUN, self.flags)
self.lons.append(sun.data[planets.Planet.LONG])
else:
if moonSyz2.abovehorizon:
self.lons.append(moonSyz2.data[planets.Planet.LONG])
else:
sun2 = planets.Planet(self.time2.jd, astrology.SE_SUN, self.flags)
self.lons.append(sun2.data[planets.Planet.LONG])
if not self.newmoon: #OppositionRadix
moon = planets.Planet(self.time.jd, astrology.SE_MOON, self.flags, chrt.place.lat, chrt.houses.ascmc2)
if moon.abovehorizon:
self.lons.append(moon.data[planets.Planet.LONG])
else:
sun = planets.Planet(self.time.jd, astrology.SE_SUN, self.flags)
self.lons.append(sun.data[planets.Planet.LONG])
else:
moon = planets.Planet(self.time2.jd, astrology.SE_MOON, self.flags, chrt.place.lat, chrt.houses.ascmc2)
if moon.abovehorizon:
self.lons.append(moon.data[planets.Planet.LONG])
else:
sun = planets.Planet(self.time.jd, astrology.SE_SUN, self.flags)
self.lons.append(sun.data[planets.Planet.LONG])
if not self.newmoon: #Opposition Moon
self.lons.append(moonSyz.data[planets.Planet.LONG])
else:
self.lons.append(moonSyz2.data[planets.Planet.LONG])
def isNewMoon(self, diff):
newmoon = True
ready = False
if diff == 0.0:
newmoon = True
ready = True
elif diff == 180.0 or diff == -180.0:
newmoon = False
ready = True
elif diff < 0.0:
if diff < -180.0:
newmoon = True
else:
newmoon = False
elif diff > 0.0:
if diff > 180.0:
newmoon = False
else:
newmoon = True
return newmoon, ready
def getDateHour(self, tim, place, newmoonorig):
while True:
h, m, s = util.decToDeg(tim.time)
y, mo, d = tim.year, tim.month, tim.day
h -= 1
if h < 0:
h = 23
y, mo, d = util.decrDay(y, mo, d)
if y == 0:
y = 1
tim = chart.event.DateTime(y, mo, d, h, m, s, False, tim.cal, chart.event.DateTime.GREENWICH, True, 0, 0, False, place, False)
return True, tim, True
tim = chart.event.DateTime(y, mo, d, h, m, s, False, tim.cal, chart.event.DateTime.GREENWICH, True, 0, 0, False, place, False)
sun = planets.Planet(tim.jd, astrology.SE_SUN, self.flags)
moon = planets.Planet(tim.jd, astrology.SE_MOON, self.flags)
lonsun = sun.data[planets.Planet.LONG]
lonmoon = moon.data[planets.Planet.LONG]
d, m, s = util.decToDeg(lonsun)
lonsun = d+m/60.0+s/3600.0
d, m, s = util.decToDeg(lonmoon)
lonmoon = d+m/60.0+s/3600.0
diff = lonmoon-lonsun
newmoon, ready = self.isNewMoon(diff)
if newmoon != newmoonorig or ready:
return True, tim, ready
return False, tim
def getDateMinute(self, tim, place, newmoonorig):
h, m, s = util.decToDeg(tim.time)
y, mo, d = tim.year, tim.month, tim.day
h += 1
if h > 23:
h = 0
y, mo, d = util.incrDay(y, mo, d)
tim = chart.event.DateTime(y, mo, d, h, m, s, False, tim.cal, chart.event.DateTime.GREENWICH, True, 0, 0, False, place, False)
while True:
h, m, s = util.decToDeg(tim.time)
y, mo, d = tim.year, tim.month, tim.day
y, mo, d, h, m = util.subtractMins(y, mo, d, h, m, 1)
if y == 0:
y = 1
tim = chart.event.DateTime(y, mo, d, h, m, s, False, tim.cal, chart.event.DateTime.GREENWICH, True, 0, 0, False, place, False)
return True, tim, True
tim = chart.event.DateTime(y, mo, d, h, m, s, False, tim.cal, chart.event.DateTime.GREENWICH, True, 0, 0, False, place, False)
sun = planets.Planet(tim.jd, astrology.SE_SUN, self.flags)
moon = planets.Planet(tim.jd, astrology.SE_MOON, self.flags)
lonsun = sun.data[planets.Planet.LONG]
lonmoon = moon.data[planets.Planet.LONG]
d, m, s = util.decToDeg(lonsun)
lonsun = d+m/60.0+s/3600.0
d, m, s = util.decToDeg(lonmoon)
lonmoon = d+m/60.0+s/3600.0
diff = lonmoon-lonsun
newmoon, ready = self.isNewMoon(diff)
if newmoon != newmoonorig or ready:
return True, tim, ready
return False, tim
def getDateSecond(self, tim, place, newmoonorig):
h, m, s = util.decToDeg(tim.time)
y, mo, d = tim.year, tim.month, tim.day
y, mo, d, h, m = util.addMins(y, mo, d, h, m, 1)
tim = chart.event.DateTime(y, mo, d, h, m, s, False, tim.cal, chart.event.DateTime.GREENWICH, True, 0, 0, False, place, False)
while True:
h, m, s = util.decToDeg(tim.time)
y, mo, d = tim.year, tim.month, tim.day
y, mo, d, h, m, s = util.subtractSecs(y, mo, d, h, m, s, 1)
if y == 0:
y = 1
tim = chart.event.DateTime(y, mo, d, h, m, s, False, tim.cal, chart.event.DateTime.GREENWICH, True, 0, 0, False, place, False)
return True, tim, True
tim = chart.event.DateTime(y, mo, d, h, m, s, False, tim.cal, chart.event.DateTime.GREENWICH, True, 0, 0, False, place, False)
sun = planets.Planet(tim.jd, astrology.SE_SUN, self.flags)
moon = planets.Planet(tim.jd, astrology.SE_MOON, self.flags)
lonsun = sun.data[planets.Planet.LONG]
lonmoon = moon.data[planets.Planet.LONG]
d, m, s = util.decToDeg(lonsun)
lonsun = d+m/60.0+s/3600.0
d, m, s = util.decToDeg(lonmoon)
lonmoon = d+m/60.0+s/3600.0
diff = lonmoon-lonsun
newmoon, ready = self.isNewMoon(diff)
if newmoon != newmoonorig or ready:
return True, tim, ready
return False, tim