pgpilot blog https://pgpilot.app/blog Stories from building pgpilot — flight instruments, varios, thermals, and the data behind them. en Fri, 24 Jul 2026 11:08:10 GMT Learning a better phone vario from real flight data https://pgpilot.app/blog/phone-vario-benchmark https://pgpilot.app/blog/phone-vario-benchmark Sat, 04 Jul 2026 12:00:00 GMT Benchmarking the pgpilot phone vario against a VectorVario and an XCTracer, and shipping an accelerometer-fused filter that cuts the ~1 second lag.