N451A
Bombardier Learjet 45
Charter
United States
BNA (Nashville International Airport, Nashville)

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Viewing period:
Compared to: preceding 12 months · Apr 2024 – Apr 2025
Apr 2025 – Mar 2026·vs Apr 2024 – Apr 2025

Emissions Overview

2.9
Tons CO2 This Month
Below Average0.2× avg for Learjet 45
2.9
Tons CO2 YTD
Below Average0.1× avg for Learjet 45
142.0
CO2 Tons Since 2025
Below Average0.7× avg for Learjet 45
Emissions Intensity0.00t CO₂/nmBelow Average0.7× avg for Learjet 45
119.5 tons CO2 in selected period

2026 pace: On track for approximately 12t CO₂ by year end · ↓ 92% vs full year 2025 (139t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 8.1t CO₂/month

8.1t
CO₂/month
1.6t
Avg per flight
50
Distinct routes
Diverse Network3 routes account for 23% of total emissions
Highest emission route
Iowa City → Nashville
13.3t CO₂ total · 0.0047t CO₂/nm

Seasonal pattern: Historically peaks in April · Current month is 69% below March 2025

🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.4× country averageBelow Average

Subject to FAA oversight — no mandatory carbon reporting for private aviation

What's ChangedCompared to prior equivalent period
Emissions
>300%
19t → 97t CO₂
Intensity
2%
0.0044 → 0.0044 t CO₂/nm
New Routes
48
93t CO₂ combined
Dropped Routes
8
Prior period only
Avg per Flight
24%
2.1t → 1.6t
Flight Count
Prior data incomplete

Route and airport counts may include data processing artefacts.

Spikes

Significant deviations from this aircraft's baseline in the selected period.

CO₂ Above Baseline

101t

Signals Detected

5

Highest Severity

High

Aircraft
Medium
New4 Apr – 24 Apr 2025
Elevated activity period · 11 flights in 20 days vs baseline of 3
Contributed approximately 22t CO₂ to period total — 23% of period emissions
Aircraft
High
New14 Jun – 25 Aug 2025
Elevated activity period · 40 flights in 72 days vs baseline of 12
Contributed approximately 49t CO₂ to period total — 50% of period emissions
Aircraft
Medium
Historical28 May – 20 Jun 2025
22-day inactive period
15.7t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical27 Jun – 12 Jul 2025
15-day inactive period
9.1t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical21 Aug – 12 Dec 2025
113-day inactive period
4.6t CO₂ in the 7 days following resumption
Recent Flights
Mar 27, 20264.1t CO₂
KCTJCarrollton
MMDMCiudad Mante
1,128 miles2h 24m
Mar 17, 20262.9t CO₂
KADSDallas
NaN miles1h 48m
Dec 12, 20254.6t CO₂
KFCMMinneapolis
KLRDLaredo
1,238 miles2h 39m
Aug 21, 20252.1t CO₂
KDALDallas
KBNANashville
621 miles1h 24m
View Details
Aug 19, 20250.6t CO₂
KJWNNashville
KBNANashville
12 miles6m
View Details
Aug 19, 20251.4t CO₂
KBNANashville
KSGFSpringfield
379 miles1h 2m
View Details
Aug 17, 20250.6t CO₂
KMKLJackson
KBNANashville
130 miles23m
View Details
Aug 17, 20251.4t CO₂
KBNANashville
KMKLJackson
130 miles59m
View Details
Aug 14, 20250.6t CO₂
KGCYGreeneville
KINTWinston Salem
144 miles17m
View Details
Aug 14, 20250.6t CO₂
KMKLJackson
KBNANashville
130 miles28m
View Details
Aug 14, 20250.6t CO₂
KBNANashville
KMKLJackson
130 miles31m
View Details
Aug 11, 20250.8t CO₂
KBNANashville
KATLAtlanta
214 miles41m
View Details
Aug 5, 20250.6t CO₂
KTGCMilan
KBNANashville
122 miles27m
View Details
Aug 5, 20250.7t CO₂
KBNANashville
KMKLJackson
130 miles38m
View Details
Jul 29, 20253.1t CO₂
KJANJackson
MYNNNassau
913 miles1h 54m
View Details
Jul 29, 20251.0t CO₂
KBNANashville
KJANJackson
327 miles48m
View Details
Jul 26, 20251.2t CO₂
KIADWashington
KFOKWesthampton Beach
287 miles54m
View Details
Jul 26, 20251.5t CO₂
KIADWashington
KSLKSaranac Lake
411 miles1h 3m
View Details
Jul 22, 20250.6t CO₂
KLEXLexington
KBNANashville
175 miles37m
View Details
Jul 22, 20250.6t CO₂
KBNANashville
KLEXLexington
175 miles32m
View Details
Jul 21, 20252.8t CO₂
KTEBTeterboro
KBNANashville
755 miles1h 45m
View Details
Jul 21, 20252.8t CO₂
KBNANashville
KTEBTeterboro
755 miles1h 45m
View Details
Jul 18, 20250.6t CO₂
KBFMMobile
KAIVAliceville
171 miles27m
View Details
Jul 18, 20251.3t CO₂
KBNANashville
KCQFFairhope
397 miles58m
View Details
Jul 14, 20251.5t CO₂
KIOWIowa City
KBNANashville
462 miles1h 4m
View Details
Jul 13, 20251.0t CO₂
KMWAMarion
KIOWIowa City
300 miles47m
View Details
Jul 13, 20250.6t CO₂
KMBOMadison
KFYMFayetteville
272 miles34m
View Details
Jul 13, 20251.1t CO₂
KBNANashville
KJANJackson
327 miles53m
View Details
Jul 12, 20253.0t CO₂
KIOWIowa City
KBNANashville
462 miles1h 50m
View Details
Jun 27, 20250.7t CO₂
KBNANashville
KMEMMemphis
200 miles38m
View Details
Jun 25, 20251.5t CO₂
KECPPanama City Beach
KBNANashville
401 miles1h 3m
View Details
Jun 25, 20251.3t CO₂
KBNANashville
KECPPanama City Beach
401 miles59m
View Details
Jun 24, 20250.9t CO₂
KHAOHamilton
KTVCTraverse City
375 miles44m
View Details
Jun 24, 20250.8t CO₂
KBNANashville
KLUKCincinnati
240 miles42m
View Details
Jun 22, 20251.7t CO₂
KSUTSouthport
KBNANashville
510 miles1h 8m
View Details
Jun 22, 20251.9t CO₂
KBNANashville
KSUTSouthport
510 miles1h 16m
View Details
Jun 22, 20250.9t CO₂
KBNANashville
KINDIndianapolis
249 miles45m
View Details
Jun 21, 20250.7t CO₂
KEETAlabaster
KBNANashville
203 miles40m
View Details
Jun 21, 20251.3t CO₂
KBNANashville
KECPPanama City Beach
401 miles58m
View Details
Jun 20, 20251.7t CO₂
KVJIAbingdon
KBLMBelmar/Farmingdale
491 miles1h 11m
View Details
Jun 20, 20250.9t CO₂
KAVLAsheville
KBNANashville
237 miles46m
View Details
Jun 20, 20250.6t CO₂
KBNANashville
KAVLAsheville
237 miles36m
View Details
Jun 20, 20251.4t CO₂
KIOWIowa City
KBNANashville
462 miles1h 1m
View Details
May 28, 20251.3t CO₂
KNQBDaphne
KBNANashville
389 miles59m
View Details
May 24, 20252.4t CO₂
KAUSAustin
KBNANashville
755 miles1h 33m
View Details
May 19, 20251.6t CO₂
KAUSAustin
MMTCTorreon
474 miles1h 7m
View Details
May 15, 20250.8t CO₂
KRYYAtlanta
KBNANashville
187 miles43m
View Details
May 10, 20252.2t CO₂
KDALDallas
KBNANashville
621 miles1h 26m
View Details
May 8, 20252.6t CO₂
KBNANashville
KDALDallas
621 miles1h 36m
View Details
Apr 26, 20251.6t CO₂
KIOWIowa City
KBNANashville
462 miles1h 5m
View Details
Apr 26, 20251.8t CO₂
KBNANashville
KIOWIowa City
462 miles1h 14m
View Details
Apr 19, 20251.6t CO₂
KIOWIowa City
KBNANashville
462 miles1h 8m
View Details
Apr 18, 20253.2t CO₂
KFXEFort Lauderdale
KBNANashville
785 miles1h 55m
View Details
Apr 18, 20250.6t CO₂
KFXEFort Lauderdale
MYNNNassau
186 miles25m
View Details
Apr 16, 20252.4t CO₂
KBNANashville
KPHLPhiladelphia
674 miles1h 32m
View Details
Apr 14, 20251.4t CO₂
KIOWIowa City
KBNANashville
462 miles1h 0m
View Details
Apr 12, 20252.8t CO₂
KIOWIowa City
KBNANashville
462 miles1h 44m
View Details
Apr 11, 20251.8t CO₂
KRDURaleigh/Durham
KBNANashville
441 miles1h 14m
View Details
Apr 7, 20251.3t CO₂
KAGSAugusta
KBNANashville
328 miles56m
View Details
Apr 7, 20251.3t CO₂
KBNANashville
KAGSAugusta
328 miles59m
View Details
Apr 4, 20253.8t CO₂
KBNANashville
KLBBLubbock
873 miles2h 15m
View Details
Apr 4, 20252.1t CO₂
KDFWDallas-Ft Worth
KBNANashville
629 miles1h 22m
View Details
Mar 28, 20252.5t CO₂
KBNANashville
MYAO
864 miles1h 34m
View Details
Mar 27, 20251.4t CO₂
KBNANashville
KCQFFairhope
397 miles1h 1m
View Details
Mar 20, 20250.6t CO₂
KLNAWest Palm Beach
KRSWFt Myers
104 miles21m
View Details
Mar 20, 20253.0t CO₂
KLFIHampton
KBCTBoca Raton
771 miles1h 51m
View Details
Mar 20, 20252.2t CO₂
KBNANashville
KILGWilmington
651 miles1h 24m
View Details
Mar 17, 20252.6t CO₂
KMDWChicago
KBNANashville
395 miles1h 37m
View Details
Mar 17, 20251.8t CO₂
KBNANashville
KMDWChicago
395 miles1h 11m
View Details
Mar 14, 20253.0t CO₂
KCIDCedar Rapids
KECPPanama City Beach
861 miles1h 49m
View Details
Mar 14, 20251.7t CO₂
KBNANashville
KCIDCedar Rapids
481 miles1h 9m
View Details
Top Airports by Emissions
Nashville

Nashville

KBNA

Total CO₂

72.5t

Total Visits

48

Avg CO₂/visit

1.5t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Iowa City

Iowa City

KIOW

Total CO₂

16.1t

Total Visits

9

Avg CO₂/visit

1.8t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Dallas

Dallas

KDAL

Total CO₂

6.9t

Total Visits

3

Avg CO₂/visit

2.3t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Teterboro

Teterboro

KTEB

Total CO₂

5.7t

Total Visits

2

Avg CO₂/visit

2.8t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Jackson

Jackson

KJAN

Total CO₂

5.3t

Total Visits

3

Avg CO₂/visit

1.8t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Minneapolis

Minneapolis

KFCM

Total CO₂

4.6t

Total Visits

1

Avg CO₂/visit

4.6t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 9
Top Routes by Emissions
Iowa City Nashville

KIOW to KBNA462 miles

Total Flights

7

Avg CO₂/Flight

1.9t

Total Emissions

13.3t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Minneapolis Laredo

KFCM to KLRD1,239 miles

Total Flights

1

Avg CO₂/Flight

4.6t

Total Emissions

4.6t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Dallas Nashville

KDAL to KBNA621 miles

Total Flights

2

Avg CO₂/Flight

2.2t

Total Emissions

4.4t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Carrollton Ciudad Mante

KCTJ to MMDM1,129 miles

Total Flights

1

Avg CO₂/Flight

4.1t

Total Emissions

4.1t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Nashville Lubbock

KBNA to KLBB874 miles

Total Flights

1

Avg CO₂/Flight

3.8t

Total Emissions

3.8t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Fort Lauderdale Nashville

KFXE to KBNA786 miles

Total Flights

1

Avg CO₂/Flight

3.2t

Total Emissions

3.2t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 9