Attributes { time { String units "seconds since 2007-06-08T00:00:00"; } Rs { String long_name "Irradiance"; String units "W/m2"; } T { String long_name "Inverter temperature"; String units "deg C"; } power-per-unit-area { String long_name "Power per unit area"; String units "W/m2"; } efficiency { String long_name "Efficiency"; String units "percent"; } NC_GLOBAL { String title "DENlab solar data"; } }