N204MS Owner: Jeff Lebby — Learjet 45 Tail Number

Tracked flights

Lifetime CO₂

92.7t

Flight hours

48h

Specifications

Tail

N204MS

ICAO

A1A203

Size class

Midsize

Fuel burn

200 gal/hr

CO₂ / hour

1,921 kg

Car miles equiv. / hr

4,756

Owner

Jeff Lebby

Registered to

Maroon Air LLC — Mississippi State University Foundation

N204MS — flight history (47 flights)

CompletedKSTF — George M Bryan Airport→KBNA — Nashville International AirportAug 14, 2026, 05:16 PM · 39m
CompletedKPDK — DeKalb Peachtree Airport→KM95 — Richard Arthur FieldAug 14, 2026, 04:00 PM · 26m
CompletedK3M8 — North Pickens Airport→KPDK — DeKalb Peachtree AirportAug 13, 2026, 12:28 PM · 38m
CompletedKBIF — Biggs Army Air Field (Fort Bliss)→KLMS — Louisville Winston County AirportAug 10, 2026, 08:14 PM · 2h 2m
CompletedKLRU — Las Cruces International Airport→KELP — El Paso International Airport

About N204MS

Who owns N204MS?

N204MS is a Learjet 45 registered to Maroon Air LLC — Mississippi State University Foundation and flown by Jeff Lebby.

What type of aircraft is N204MS?

N204MS is a Learjet 45, a midsize jet with a typical fuel burn of 200 gallons per hour.

What is N204MS's ICAO hex code?

N204MS's ICAO hex code is A1A203. It is the 24-bit transponder address the aircraft broadcasts over ADS-B, and it is how Celebplanes identifies N204MS in the live feed.

Where is N204MS now?

N204MS is not airborne right now. Its most recent tracked flight ended at KBNA — Nashville International Airport on Aug 14, 2026, 05:56 PM.

How much CO₂ does N204MS emit per flight hour?

N204MS emits roughly 1,921 kg of CO₂ per flight hour, equivalent to about 4,756 miles of average passenger-car driving.

Attributions derived from FAA registry + ADSB Exchange + SEC filings; may be incomplete or outdated. Methodology · Report an error. Observational use only.