ASTERimage
- class typhon.cloudmask.aster.ASTERimage(filename)[source]
- ASTER L1B image object. - __init__(filename)[source]
- Initialize ASTER image object. - Parameters:
- filename (str) – Path to ASTER L1B HDF file. 
 
 - Methods - __init__(filename)- Initialize ASTER image object. - cloudmask_to_binary(clmask)- dt_estimate_scanlines([sensor])- Estimate the date time per scanline. - get_brightnesstemperature(channel)- Get ASTER L1B reflectances values at TOA. - Estimate the cloud top height according to Baum et al., 2012 using :func: cloudtopheight_IR. - get_gain(channel)- Get gain settings of specified channel. - Estimate lapse rate from MODIS climatology using - lapserate().- get_latlon_grid([channel])- Create latitude-longitude-grid for specified channel data. - Read full ASTER metadata information. - get_possible_radiance_values(channel)- get_possible_reflectance_values(channel)- get_radiance(channel)- Get ASTER radiance values. - get_radiance_to_reflectance_factor(channel)- Calculate radiance to reflectance factor. - get_reflectance(channel)- Get ASTER L1B reflectance values at TOA. - get_ucc(channel)- normalize_channelname(channel)- read_coordinates([channel])- Read reduced latitude and longitude grid. - read_digitalnumbers(channel)- Read ASTER L1B raw digital numbers. - Calculate the reflected sun angle, theta_r, of specular reflection of sunlight into an instrument sensor. - retrieve_cloudmask([output_binary, ...])- ASTER cloud mask. - sensor_angles([channel])- Calculate sensor zenith and azimuth angles. - Attributes - basename- Filename without path. - channel2sensor- channels- subsensors- ucc- wavelength_range