sensor_azimuth_angle(sounding_id), float32 polarization_angle(sounding_id), int8 land_fraction(sounding_id), float32 glint_angle(sounding_id), float32 airmass(sounding_id), float32 snr_o2a(sounding_id), float32 snr_wco2(sounding_id), float32 snr_sco2(sounding_id), int32 l1b_type(sounding_id), int8 operation_mode(sounding_id), int32 orbit(sounding_id), uint8 path(sounding_id), int8 footprint(sounding_id), int8 land_water_indicator(sounding_id), float32 altitude(sounding_id), float32 altitude_stddev(sounding_