def compute_sea_level(altitude: float, atmospheric: float) -> float:
    """
    Calculates the pressure at sea level (in hPa) from the specified altitude
    (in meters), and atmospheric pressure (in hPa).
    # Equation taken from BMP180 datasheet (page 17):
    # http://www.adafruit.com/datasheets/BST-BMP180-DS000-09.pdf

    Args:
        altitude    :  Altitude in meters
        atmospheric :  Atmospheric pressure in hPa
    
    Return:
        float The approximate pressure
    """
    return atmospheric / pow(1.0 - (altitude / 44330.0), 5.255)