def depth(planet):
    '''Transit depth = (Rp/Rs)^2 '''
    try:
        if exoplanetDB[planet]['DEPTH'] == '': return 0.0
        else: return float(exoplanetDB[planet]['DEPTH'])
    except __HOLE__:
        return -1
dataset/ETHPy150Open OSCAAR/OSCAAR/oscaar/extras/knownSystemParameters/returnSystemParams.py/depth