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Recent content by John Rucker

  1. John Rucker

    Model S REST API

    Yep I can also get access to the charger's instant voltage and current. This is on the AC side and if I use Volts times Current = Power I get the same number as charger_power. The problem with this is I poll the car for that data ever minute and that only gives me a snap shot of the AC voltage...
  2. John Rucker

    Model S REST API

    I have created a wall gauge that shows the estimated cost of my vehicle's last home charge. The Pic below is from last nights charge process. It is showing an estimated cost of $7.75 for yesterday’s driving. I get the cost information from the response.charge_energy_added value. This is the...
  3. John Rucker

    How to calculate battery degradation for my Model X

    Man this is some awesome stuff!! I would love to see what you would come up with if you got TeslaFi out of the picture and pulled the data directly from your vehicle. In reading through TelsaFi's support forum the do a pretty good job of explaining how they come up with some of their data...
  4. John Rucker

    How to calculate battery degradation for my Model X

    Good video. Thanks!
  5. John Rucker

    How to calculate battery degradation for my Model X

    I wonder how TeslaFi is coming up with their battery degradation report?? Do you think the "Estimated 100% Range" number in the above two graphs is the same number that is reported on the dashboard's fuel gauge? It looks like what they are doing is recording this number every time the car is...
  6. John Rucker

    How to calculate battery degradation for my Model X

    I like this. I already have a program that tracks the amount of power it takes to charge the battery and percentage of charge. In fact I display it on my wall gauge in kWh to charge battery. I haven't made the correlation between the charge kWh and percentage of charge added, would be easy...
  7. John Rucker

    How to calculate battery degradation for my Model X

    After reading several post on model 3s reporting premature battery degradation I thought I would calculate it for my model X. My X is three months old and has about 2,500 miles on her. My goal is to get a feel for my current battery degradation and keep an eye on it over time. Based on what...
  8. John Rucker

    Model X: Average Wh/mile Tracker

    I totally get it (when it comes to being frugal) and was talking big. After a couple days of thinking about it, I don't think I'm going to buy the smaller tires. This is my first winter with the car and If I change the tire size I won't get good comparison between warm and cold weather.
  9. John Rucker

    Model X: Average Wh/mile Tracker

    Thanks. Did you see the 20" sonic carbon black wheels? Oh man I think I may have to order a set!! I wonder what improvement I will see in efficiency over the 22" wheels I have now.
  10. John Rucker

    Model X: Average Wh/mile Tracker

    I have been getting 364 to 390 watts per mile. I have 22" wheels and I think that is the reason I'm on the high side. Live in Illinois and have only had the car a few months. Weather is starting to cool and as expected the range is dropping. I'm beginning to regret buying the larger wheels...
  11. John Rucker

    Model S REST API

    It is going to depend on how often your 3rd party apps poll your vehicle's data endpoints and on what schedule. The 3rd party apps that I have seen have a sleep setting (determines how aggressive they are at keeping the CPU on-line). I'm betting there is no coordination between the various apps.
  12. John Rucker

    Could you live without the Tesla app?

    Upload the destination to the car from an address in eMail or Apple maps, cool the car, unlock the charge port when I don't have key in my pocket, and submit a service request to Tesla.
  13. John Rucker

    Could you live without the Tesla app?

    Without the Tesla App you're not going to get the advanced summon feature. That is one of the coolest things I have ever seen. Just last night my wife and I went to dinner with another couple. I dropped everyone off at the door and parked on the far side of the parking lot as usual. After...
  14. John Rucker

    Model 3 range display

    Just as a FYI you can access the "probable/typical" range through the Tesla API (requires custom code or a 3rd party app). I call it projected range and it is based on driving habits and environment. It is much more accurate than the EPA value shown on the fuel gauge. Well in my car it is anyway.