tz;timezone

latitude;latitude

longitude;longitude

dni;direct normal irradiance

dni_extra;direct normal irradiance at top of atmosphere (extraterrestrial)

dni_clear;clear sky direct normal irradiance

dhi;diffuse horizontal irradiance

bhi;beam/direct horizontal irradiance

ghi;global horizontal irradiance

ghi_extra;horizontal irradiance at top of atmosphere (extraterrestrial)

gri;ground-reflected irradiance

aoi;angle of incidence between :math:`90\deg` and :math:`90\deg`

aoi_projection;cos(aoi)

airmass;airmass

airmass_relative;relative airmass

airmass_absolute;absolute airmass

poa_ground_diffuse;in plane ground reflected irradiation

poa_direct;direct/beam irradiation in plane

poa_diffuse;total diffuse irradiation in plane. sum of ground and sky diffuse.

poa_global;global irradiation in plane. sum of diffuse and beam projection.

poa_sky_diffuse;diffuse irradiation in plane from scattered light in the atmosphere (without ground reflected irradiation)

g_poa_effective;broadband plane of array effective irradiance.

surface_tilt;tilt angle of the surface

surface_azimuth;azimuth angle of the surface

solar_zenith;zenith angle of the sun in degrees

apparent_zenith;refraction-corrected solar zenith angle in degrees

solar_azimuth;azimuth angle of the sun in degrees East of North

temp_cell;temperature of the cell

temp_module;temperature of the module

temp_air;temperature of the air

temp_dew;dewpoint temperature

relative_humidity;relative humidity

wind_speed;wind speed

wind_direction;wind direction

pressure;atmospheric pressure

albedo;ratio of reflected solar irradiance to global horizontal irradiance, unitless

precipitable_water;total precipitable water contained in a column of unit cross section from earth to top of atmosphere

v_mp, i_mp, p_mp;module voltage, current, power at the maximum power point

v_oc;open circuit module voltage

i_sc;short circuit module current

i_x, i_xx;Sandia Array Performance Model IV curve parameters

effective_irradiance;effective irradiance

photocurrent;photocurrent

saturation_current;diode saturation current

resistance_series;series resistance

resistance_shunt;shunt resistance

transposition_factor; the gain ratio of the radiation on inclined plane to global horizontal irradiation: :math:`\frac{poa\_global}{ghi}`

pdc0; nameplate DC rating

pdc, dc; dc power

gamma_pdc; module temperature coefficient. Typically in units of 1/C.

pac, ac; ac powe.

eta_inv; inverter efficiency

eta_inv_ref; reference inverter efficiency

eta_inv_nom; nominal inverter efficiency