Sense vs Solar app: kWh differences

[kevin1]

1kWh difference over what period ? A day ?
You might try to plot daily production on Sense vs. your solar inverter output.

How Accurate is Sense vs. Utility Metering?

The next thing to do is to compare Sense against the other data source, our hourly feed from SolarCity, showing production from our 4.2kW solar system that uses a 2013 vintage SolarEdge inverter. All the data is going to be negative (energy consumption is positive, production is negative), so this might also give a little more insight into the negative tail of the net usage correlation scatter plots earlier. My first scatter plot of the hourly solar data, with coloring set to the month was lit…