netcdf ref_solar {
types:
  compound observation {
    int64 timestamp ;
    double value ;
    double error ;
  }; // observation
dimensions:
	time = UNLIMITED ; // (2 currently)
variables:
	observation board_voltage(time) ;
	observation board_temperature(time) ;
data:

 board_voltage = {1280590702000, 0, 9.96920996838687e+36}, 
    {1280594218000, 0, 0.01} ;

 board_temperature = {1280594217000, 10.75, 0.5}, 
    {1280594217000, 10.75, 9.96920996838687e+36} ;
}