# Temperature of the surface of object at z

Temperature of the cable surface at the point z in the cable route in the tunnel.

Symbol
$\theta_{o,z}$
Unit
°C
Formulae
$\theta_{at,z}+T_a W_{a,z}+T_s N_{sys} N_c W_{tot}$
Related
$T_a$
$T_s$
$\theta_{at,z}$
$W_{a,z}$
$W_{tot}$
Used in
$\theta_{c,z}$