T-number

T number

(Photography) photog a function of the f-number of a camera lens that takes into account the amount of light actually transmitted by the lens

[from T(otal Light Transmission) Number]

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References in periodicals archive

Thus, each representative feature is analyzed in a three-stage procedure that assigns a Tropical Number (T-number) or Dvorak's classification to a disturbance by using both the qualitative description of the intensity and a quantitative description.

This structural evolution along with pressure and wind speed data allowed for tracking a T-number sequence (Table 1).

Evaluacion de los efectos de un huracan en la capa superior de mezcla en el pacifico mexicano sudoccidental durante ENOS 1997-1998: observaciones in situ y satelitales

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