N400CH
Bombardier Challenger 300
United States
BED (Lawrence G. Hanscom Field, Bedford)

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Viewing period:
Compared to: preceding 12 months · May 2024 – May 2025
May 2025 – Apr 2026·vs May 2024 – May 2025· Emissions increasing vs prior period

Emissions Overview

0.0
Tons CO2 This Month
Below Average0.0× avg for Challenger 300
0.0
Tons CO2 YTD
Below Average0.0× avg for Challenger 300
80.2
CO2 Tons Since 2025
Below Average0.1× avg for Challenger 300
Emissions Intensity0.01t CO₂/nmTypical0.8× avg for Challenger 300
44.1 tons CO2 in selected period

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 4.1t CO₂/month

4.1t
CO₂/month
3.2t
Avg per flight
11
Distinct routes
Moderately Concentrated3 routes account for 65% of total emissions
Highest emission route
San Jose → Bedford
12.3t CO₂ total · 0.0053t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.2× country averageBelow Average

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

What's ChangedCompared to prior equivalent period
Emissions
23%
37t → 45t CO₂
Intensity
10%
0.0072 → 0.0065 t CO₂/nm
New Routes
8
41t CO₂ combined
Dropped Routes
7
Prior period only
Avg per Flight
31%
2.5t → 3.2t
Flight Count
1
15 → 14 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

49t

Signals Detected

5

Highest Severity

High

Emissions
Medium
New19 Jun 2025 · San Jose → Bedford
Highest single-flight emission event (San Jose → Bedford)
Single flight: 12.3t CO₂ — 27% of period emissions
Aircraft
High
New19 Jun – 2 Jul 2025
Elevated activity period · 4 flights in 13 days vs baseline of 2
Contributed approximately 23t CO₂ to period total — 51% of period emissions
Aircraft
Medium
New15 Aug – 21 Aug 2025
Elevated activity period · 1 flights in 6 days vs baseline of 1
Contributed approximately 8t CO₂ to period total — 18% of period emissions
Aircraft
Medium
Historical26 Jun – 21 Jul 2025
25-day inactive period
1.0t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical21 Aug – 3 Oct 2025
43-day inactive period
4.7t CO₂ in the 7 days following resumption
Recent Flights
Oct 3, 20254.7t CO₂
KFXEFort Lauderdale
KESNEaston
902 miles2h 2m
Aug 21, 20251.0t CO₂
KBEDBedford
KMHTManchester
33 miles13m
Aug 21, 20251.2t CO₂
KTEBTeterboro
KBEDBedford
182 miles41m
Aug 21, 20251.6t CO₂
KBEDBedford
KTEBTeterboro
182 miles50m
View Details
Aug 19, 20258.1t CO₂
KBEDBedford
KHOUHouston
1,596 miles3h 20m
View Details
Aug 6, 20251.0t CO₂
KBEDBedford
KMHTManchester
33 miles11m
View Details
Jul 31, 20251.0t CO₂
KAYENashua
KMHTManchester
26 miles7m
View Details
Jul 31, 20251.3t CO₂
CYHUMontréal
KBEDBedford
235 miles43m
View Details
Jul 31, 20251.3t CO₂
KBEDBedford
CYHUMontréal
235 miles42m
View Details
Jul 21, 20251.0t CO₂
KBEDBedford
KMHTManchester
33 miles10m
View Details
Jun 26, 20251.0t CO₂
KLWMLawrence
KMHTManchester
22 miles6m
View Details
Jun 26, 20258.8t CO₂
KSATSan Antonio
KBEDBedford
1,750 miles3h 36m
View Details
Jun 19, 20251.0t CO₂
KAYENashua
KMHTManchester
26 miles11m
View Details
Jun 19, 202512.3t CO₂
KSJCSan Jose
KBEDBedford
2,665 miles4h 58m
View Details
Apr 25, 20251.0t CO₂
KLWMLawrence
KMHTManchester
22 miles9m
View Details
Apr 25, 20257.1t CO₂
KDALDallas
KBEDBedford
1,539 miles2h 58m
View Details
Apr 4, 20251.2t CO₂
KBDLWindsor Locks
KMHTManchester
93 miles41m
View Details
Mar 20, 20251.0t CO₂
KLWMLawrence
KMHTManchester
22 miles12m
View Details
Mar 20, 202512.1t CO₂
KSFOSan Francisco
KBEDBedford
2,680 miles4h 51m
View Details
Mar 12, 20251.0t CO₂
KLWMLawrence
KMHTManchester
22 miles6m
View Details
Mar 12, 20251.2t CO₂
KTEBTeterboro
KBEDBedford
182 miles39m
View Details
Feb 26, 20251.0t CO₂
CYYCCalgary
CYEGEdmonton
152 miles30m
View Details
Feb 20, 20251.0t CO₂
KAYENashua
KMHTManchester
26 miles8m
View Details
Feb 20, 20251.3t CO₂
KTEBTeterboro
KBEDBedford
182 miles42m
View Details
Feb 15, 20251.7t CO₂
KBDLWindsor Locks
KMHTManchester
93 miles53m
View Details
Jan 25, 20254.1t CO₂
KCLECleveland
KMHTManchester
543 miles1h 48m
View Details
Jan 17, 20251.3t CO₂
KHWVShirley
KBWIBaltimore
231 miles43m
View Details
Jan 17, 20251.0t CO₂
KMHTManchester
KBEDBedford
33 miles17m
View Details
Jan 1, 20251.0t CO₂
KAYENashua
KMHTManchester
26 miles8m
View Details
Top Airports by Emissions
Bedford

Bedford

KBED

Total CO₂

37.5t

Total Visits

10

Avg CO₂/visit

3.7t

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

San Jose

KSJC

Total CO₂

12.3t

Total Visits

1

Avg CO₂/visit

12.3t

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

San Antonio

KSAT

Total CO₂

8.8t

Total Visits

1

Avg CO₂/visit

8.8t

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

Houston

KHOU

Total CO₂

8.1t

Total Visits

1

Avg CO₂/visit

8.1t

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

Manchester

KMHT

Total CO₂

5.8t

Total Visits

6

Avg CO₂/visit

1.0t

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

Fort Lauderdale

KFXE

Total CO₂

4.7t

Total Visits

1

Avg CO₂/visit

4.7t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 2
Top Routes by Emissions
San Jose Bedford

KSJC to KBED2,667 miles

Total Flights

1

Avg CO₂/Flight

12.3t

Total Emissions

12.3t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
San Antonio Bedford

KSAT to KBED1,751 miles

Total Flights

1

Avg CO₂/Flight

8.8t

Total Emissions

8.8t CO₂

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

KBED to KHOU1,597 miles

Total Flights

1

Avg CO₂/Flight

8.1t

Total Emissions

8.1t CO₂

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

KFXE to KESN903 miles

Total Flights

1

Avg CO₂/Flight

4.7t

Total Emissions

4.7t CO₂

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

KBED to KMHT33 miles

Total Flights

3

Avg CO₂/Flight

1.0t

Total Emissions

2.9t CO₂

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

KAYE to KMHT26 miles

Total Flights

2

Avg CO₂/Flight

1.0t

Total Emissions

1.9t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 2