diff options
Diffstat (limited to 'src/solar.py')
| -rw-r--r-- | src/solar.py | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/src/solar.py b/src/solar.py index 2e1a8ce..67b834a 100644 --- a/src/solar.py +++ b/src/solar.py @@ -73,7 +73,7 @@ def sun(latitude, longitude, t = None, low = -6.0, high = 3.0): @param t:float? The time in Julian Centuries, `None` for current time @param low:float The 100 % night limit elevation of the Sun (highest when not visible) @param high:float The 100 % day limit elevation of the Sun (lowest while fully visible) - @return :float The visibilty of the sun, 0 during the night, 1 during the day, + @return :float The visibilty of the Sun, 0 during the night, 1 during the day, between 0 and 1 during twilight. Other values will not occur. ''' t = julian_centuries() if t is None else t @@ -341,7 +341,7 @@ def hour_angle_from_elevation(latitude, declination, elevation): @param longitude:float The longitude in degrees eastwards from Greenwich, negative for westwards @param declination:float The declination, in degrees - @param hour_angle:float The suns elevation, in degrees + @param hour_angle:float The Sun's elevation, in degrees @return :float The solar hour angle, in degrees ''' if elevation == 0: @@ -360,7 +360,7 @@ def elevation_from_hour_angle(latitude, declination, hour_angle): @param longitude:float The longitude in degrees eastwards from Greenwich, negative for westwards @param declination:float The declination, in degrees @param hour_angle:float The solar hour angle, in degrees - @return :float The suns elevation, in degrees + @return :float The Sun's elevation, in degrees ''' rc = math.cos(radians(latitude)) rc *= math.cos(hour_angle) * math.cos(declination) @@ -408,12 +408,12 @@ def time_of_solar_elevation(t, noon, latitude, longitude, elevation): def solar_elevation_from_time(t, latitude, longitude): ''' - Calculates the Suns elevation as apparent from a geographical position + Calculates the Sun's elevation as apparent from a geographical position @param t:float The time in Julian Centuries @param latitude:float The latitude in degrees northwards from the equator, negative for southwards @param longitude:float The longitude in degrees eastwards from Greenwich, negative for westwards - @return :float The suns apparent at the specified time as seen from the specified position, + @return :float The Sun's apparent at the specified time as seen from the specified position, measured in degrees ''' rc = julian_centuries_to_julian_day(t) @@ -425,12 +425,12 @@ def solar_elevation_from_time(t, latitude, longitude): def solar_elevation(latitude, longitude, t = None): ''' - Calculates the Suns elevation as apparent from a geographical position + Calculates the Sun's elevation as apparent from a geographical position @param latitude:float The latitude in degrees northwards from the equator, negative for southwards @param longitude:float The longitude in degrees eastwards from Greenwich, negative for westwards @param t:float? The time in Julian Centuries, `None` for the current time - @return :float The suns apparent at the specified time as seen from the specified position, + @return :float The Sun's apparent at the specified time as seen from the specified position, measured in degrees ''' rc = julian_centuries() if t is None else t |