> Just curious where one would even find the "scheduled" airframe? The aircraft column: https://www.flightaware.com/live/flight/UAL2021 https://www.flightawar

> Just curious where one would even find the "scheduled" airframe? The aircraft column: https://www.flightaware.com/live/flight/UAL2021 https://www.flightaware.com/live/flight/UAL2021 https://www.flightaware.com/live/flight/UAL2022 https://www.flightaware.com/live/flight/UAL2022 B39M is a 737 MAX 9, B38M is a 737 MAX 8, B739 is a 737-900, etc.