'Initialize the data object.'

def __init__(self, latitude, longitude, threshold):

    self.latitude = latitude
    self.longitude = longitude
    self.number_of_latitude_intervals = 513
    self.number_of_longitude_intervals = 1024
    self.api_url = 'http://services.swpc.noaa.gov/text/aurora-nowcast-map.txt'
    self.headers = {'User-Agent': 'Home    Assistant    Aurora    Tracker    v.0.1.0'}
    self.threshold = int(threshold)
    self.is_visible = None
    self.is_visible_text = None
    self.visibility_level = None
