Professional Pilot

JULY 7, 2025

By Karsten Shein Comm-Inst Climate Scientist QNE, QNH, and QFE describe different altitudes for different phases of flight, but also serve as pressure altitude (QNE) or density altitude (QNH). This is important because as density decreases an aircraft must increase speed to maintain desired lift.

Density Altitude

Pilot Institute

FEBRUARY 1, 2025

You can also use it for unit conversions, estimating wind correction angles, and figuring out density altitude. Using the Air Density Windows and the Baseplate The disk also features cut-out windows designed for air density-related calculations. and read the altitude shown. Thats your true airspeed.

Groundspeed

Plane and Pilot

JUNE 23, 2025

While it wasn’t a particularly hot day, Big Bear’s density altitude was reported as 8,200 feet, resulting in a higher true airspeed compared to indicated airspeed. Increasing true airspeed makes the turn radius wider, resulting in an overshoot. There were other factors combining to cause the overshoot.

True Airspeed

Plane and Pilot

JULY 10, 2025

The Cardinal and I were fairly new to the area, but I respected its performance limitations and was careful to account for the elevation and temperature and the density altitude it would surely bring. So, what was a pilot new to the high and hot world of density altitude flying to do? More on that later. It all adds up.

Density Altitude

Air Facts

MARCH 10, 2025

To properly use your performance charts, you need to be able to figure out the pressure altitude, and understand what that meansagain, the one and only time during your training that this is strictly required. From pressure altitude, you can move to density altitude by correcting for non-standard temperature.

Checkride

Pilot Institute

MARCH 26, 2025

Key Takeaways Air density affects aircraft performance, including lift, engine power, and propeller effectiveness. Factors influencing air density include altitude, temperature, pressure, and humidity. High-density altitude reduces aircraft performance, requiring flight adjustments. What Is Air Density?

Density Altitude

Fear of Landing

APRIL 19, 2024

As the helicopter continued towards the airport, the airspeed began to decrease. The indicated airspeed had fallen below 65 knots and was still decreasing. As the airspeed decayed, the right yaw increased. The helicopter was at treetop height with an indicated airspeed of zero knots when the right yaw ceased.

Torque