As the object is moved in front of the Pixy, the data stream will print out the x and y coordinates, along with the object height and name. You can capture the data to a text file using standard Linux command-line redirection. For example: sudo ./hello_pixy > data.txt. A portion of the output I captured from the Pixy is shown in Listing 2.
Solar panels typically last between 20 to 30 years with many producing energy beyond that timespan. Lavrova notes that many systems installed as early as the 1970s are still producing power, albeit a little less than when they were brand new.
The second class of solar panels are both the polycrystalline solar panels and the monocrystalline solar panels and these together make up around 95% of solar panels sold in America. Most of these solar panels have 25 year warranties and I have seen many solar panels of these types that are more than 30 years old still working quite well. I don't think there is likely to be any difference between monocrystalline and polycrystalline solar panels when it comes to how long they last.