Re: [altusmetrum] Update and Questions about TeleMega on 100K Attempt

2015-07-02 Thread Keith Packard
Casey Barker ca...@barkerzone.com writes: 1) We used the tilt angle lockout on the sustainer ignition. I can see this is the tilt relative to the pad orientation immediately before liftoff (ao_ground_roll/pitch/yaw). I see the derived ao_sample_orient goes in the OTA telemetry, but not the

Re: [altusmetrum] Update and Questions about TeleMega on 100K Attempt

2015-07-02 Thread Casey Barker
On Thu, Jul 2, 2015 at 1:24 PM Keith Packard kei...@keithp.com wrote: The computed tilt angle is always supposed to be absolute, not relative to the pad launch angle. That does depend on the calibration of the three-axis accelerometer data to initialize the launch angle. Ahhh... That makes