====== Altitutdes ====== **Absolute Altitude** -- Vertical distance above the surface (AGL) **True Altitude** -- Vertical distance above sea level (MSL) **Indicated Altitude** -- What the altimeter reads (Only approximate true altitude, only accurate with std pressure & temp) **Pressure Altitude** -- indicated at altimeter setting of 29.92 **Density Altitude** -- pressure altitude corrected for nonstandard temperature