N903DH
Bombardier Challenger 350
United States
MEM (Memphis International Airport, Memphis)

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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 increasing vs prior period

Emissions Overview

0.0
Tons CO2 This Month
Below Average0.0× avg for Challenger 350
12.5
Tons CO2 YTD
Below Average0.1× avg for Challenger 350
97.5
CO2 Tons Since 2025
Below Average0.1× avg for Challenger 350
Emissions Intensity0.01t CO₂/nmBelow Average0.6× avg for Challenger 350
57.2 tons CO2 in selected period

2026 pace: On track for approximately 50t CO₂ by year end · ↓ 41% vs full year 2025 (85t)

Flight Patterns & Behaviour

Emissions up 57% vs prior period, driven by Fremont → Orlando

54t
Period total CO₂
3.2t
Avg per flight
17
Flights
Diverse Network3 routes account for 36% of total emissions
Highest emission route
Fremont → Orlando
7.7t CO₂ total · 0.0071t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.3× country averageBelow Average

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

What's ChangedCompared to prior equivalent period
Emissions
57%
35t → 54t CO₂
Intensity
4%
0.0072 → 0.0075 t CO₂/nm
New Routes
13
47t CO₂ combined
Dropped Routes
7
Prior period only
Avg per Flight
17%
3.9t → 3.2t
Flight Count
8
9 → 17 flights

Route and airport counts may include data processing artefacts.

Spikes

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

CO₂ Above Baseline

57t

Signals Detected

5

Highest Severity

High

Aircraft
Medium
New7 Apr – 6 May 2025
Elevated activity period · 4 flights in 29 days vs baseline of 2
Contributed approximately 11t CO₂ to period total — 20% of period emissions
Aircraft
High
New9 Jul – 11 Aug 2025
Elevated activity period · 6 flights in 33 days vs baseline of 2
Contributed approximately 22t CO₂ to period total — 40% of period emissions
Aircraft
Medium
Historical7 Apr – 29 Apr 2025
22-day inactive period
9.9t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical4 May – 15 Jul 2025
73-day inactive period
9.9t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical11 Aug – 22 Nov 2025
103-day inactive period
3.9t CO₂ in the 7 days following resumption
Recent Flights
Feb 23, 20263.8t CO₂
KHAOHamilton
KJVYJeffersonville
95 miles1h 26m
Feb 20, 20264.2t CO₂
KMEMMemphis
KFMYFort Myers
756 miles1h 34m
Jan 4, 20262.5t CO₂
KCTJCarrollton
KHAOHamilton
397 miles1h 4m
Jan 4, 20264.9t CO₂
KHAOHamilton
KFMYFort Myers
895 miles1h 47m
View Details
Nov 22, 20251.0t CO₂
KAWMWest Memphis
NaN miles29m
View Details
Nov 22, 20252.9t CO₂
KHAOHamilton
KMEMMemphis
423 miles1h 11m
View Details
Aug 11, 20252.2t CO₂
KMEMMemphis
KHAOHamilton
423 miles58m
View Details
Jul 29, 20254.4t CO₂
KMCOOrlando
KHAOHamilton
777 miles1h 39m
View Details
Jul 28, 20257.7t CO₂
KFETFremont
KMCOOrlando
1,241 miles2h 40m
View Details
Jul 16, 20251.6t CO₂
KLBELatrobe
KHAOHamilton
279 miles46m
View Details
Jul 16, 20252.5t CO₂
KRDURaleigh/Durham
KLBELatrobe
305 miles1h 4m
View Details
Jul 16, 20253.4t CO₂
KSZYSelmer
KRDURaleigh/Durham
547 miles1h 21m
View Details
Jul 15, 20252.3t CO₂
KDALDallas
KMEMMemphis
422 miles59m
View Details
May 4, 20252.4t CO₂
KMEMMemphis
KHAOHamilton
423 miles1h 2m
View Details
May 1, 20255.3t CO₂
KMEMMemphis
KBCTBoca Raton
837 miles1h 55m
View Details
Apr 29, 20252.2t CO₂
KMEMMemphis
KHAOHamilton
423 miles57m
View Details
Apr 7, 20251.0t CO₂
KHAOHamilton
KSGHSpringfield
49 miles15m
View Details
Feb 9, 20252.1t CO₂
KMEMMemphis
KHAOHamilton
423 miles56m
View Details
Feb 8, 20256.5t CO₂
KSDLScottsdale
KMEMMemphis
1,252 miles2h 18m
View Details
Feb 5, 20259.0t CO₂
KMEMMemphis
KSDLScottsdale
1,252 miles3h 5m
View Details
Jan 27, 20252.2t CO₂
KMEMMemphis
KHAOHamilton
423 miles57m
View Details
Jan 27, 20251.0t CO₂
KLLQMonticello
KMEMMemphis
140 miles25m
View Details
Jan 26, 20256.8t CO₂
KTPATampa
KIAHHouston
786 miles2h 23m
View Details
Jan 26, 20252.0t CO₂
KARGWalnut Ridge
KHAOHamilton
415 miles53m
View Details
Jan 25, 20252.6t CO₂
KPBFPine Bluff
KRBDDallas
302 miles1h 4m
View Details
Jan 25, 20252.6t CO₂
KFMYFort Myers
KFLOFlorence
540 miles1h 4m
View Details
Top Airports by Emissions
Hamilton

Hamilton

KHAO

Total CO₂

28.0t

Total Visits

10

Avg CO₂/visit

2.8t

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

Memphis

KMEM

Total CO₂

21.5t

Total Visits

7

Avg CO₂/visit

3.1t

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

Orlando

KMCO

Total CO₂

12.1t

Total Visits

2

Avg CO₂/visit

6.1t

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

Fort Myers

KFMY

Total CO₂

9.1t

Total Visits

2

Avg CO₂/visit

4.5t

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

Fremont

KFET

Total CO₂

7.7t

Total Visits

1

Avg CO₂/visit

7.7t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Raleigh/Durham

Raleigh/Durham

KRDU

Total CO₂

6.0t

Total Visits

2

Avg CO₂/visit

3.0t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 3
Top Routes by Emissions
Fremont Orlando

KFET to KMCO1,242 miles

Total Flights

1

Avg CO₂/Flight

7.7t

Total Emissions

7.7t CO₂

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

KMEM to KHAO423 miles

Total Flights

3

Avg CO₂/Flight

2.3t

Total Emissions

6.8t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Memphis Boca Raton

KMEM to KBCT837 miles

Total Flights

1

Avg CO₂/Flight

5.3t

Total Emissions

5.3t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Hamilton Fort Myers

KHAO to KFMY896 miles

Total Flights

1

Avg CO₂/Flight

4.9t

Total Emissions

4.9t CO₂

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

KMCO to KHAO777 miles

Total Flights

1

Avg CO₂/Flight

4.4t

Total Emissions

4.4t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Memphis Fort Myers

KMEM to KFMY757 miles

Total Flights

1

Avg CO₂/Flight

4.2t

Total Emissions

4.2t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 3