cdom_s275_295

Properties

dimensions:

N_PROF, N_LEVELS

dtype:

float64

Default Attributes

Attribute	Value
whp_name	CDOM-S275-295
whp_unit	1/NM
units	1/nm
C_format	%9.4f
C_format_source	database

Description

Spectral slope computed by linear regression of log-transformed attenuation coefficients in the interval 275 to 295 nm. By convention, this slope is reported as positive because the data are being fit to an exponential decay function (equation 1 in Helms et al. 2008).

Helms, J. R., Stubbins, A., Ritchie, J. D., Minor, E. C., Kieber, D. J., & Mopper, K. (2008). Absorption spectral slopes and slope ratios as indicators of molecular weight, source, and photobleaching of chromophoric dissolved organic matter. Limnology and Oceanography, 53(3), 955–969. https://doi.org/10.4319/lo.2008.53.3.0955