Data are the time in seconds since 1970/01/01 00:00:00 GMT,
sensor serial number, and temperature in degrees Celsius.

    serial number : location
 B3000000317F3728 : ambient
 D300000003756622 : insolation
 87000000037B1422 : NW temp
 AB000000037F3322 : NE temp
 D000000003812C22 : SE temp
 F5000000037F8022 : SW temp