N949MC
Bombardier Challenger 600
Charter
United States
MNZ (Manassas Regional Airport, Manassas)

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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

21.6
Tons CO2 This Month
Typical0.9× avg for Challenger 600
72.7
Tons CO2 YTD
Typical1.0× avg for Challenger 600
338.4
CO2 Tons Since 2025
Typical0.9× avg for Challenger 600
Emissions Intensity0.01t CO₂/nmBelow Average0.7× avg for Challenger 600
294.4 tons CO2 in selected period

2026 pace: On track for approximately 291t CO₂ by year end · ↑ 9% vs full year 2025 (266t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 23.2t CO₂/month

23.2t
CO₂/month
6.5t
Avg per flight
38
Distinct routes
Diverse Network3 routes account for 24% of total emissions
Highest emission route
San Jose → Manassas
23.5t CO₂ total · 0.0056t CO₂/nm

Seasonal pattern: Historically peaks in April · Current month is 42% below March 2025

🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.9× country averageTypical

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

What's ChangedCompared to prior equivalent period
Emissions
>300%
43t → 278t CO₂
Intensity
0.0059 → 0.0059 t CO₂/nm
New Routes
36
267t CO₂ combined
Dropped Routes
5
Prior period only
Avg per Flight
9%
7.1t → 6.5t
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

120t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New2 Apr – 29 Apr 2025
Elevated activity period · 5 flights in 27 days vs baseline of 3
Contributed approximately 49t CO₂ to period total — 18% of period emissions
Aircraft
Medium
New16 May – 5 Jun 2025
Elevated activity period · 3 flights in 20 days vs baseline of 2
Contributed approximately 17t CO₂ to period total — 6% of period emissions
Aircraft
Medium
New15 Aug – 3 Sept 2025
Elevated activity period · 2 flights in 19 days vs baseline of 2
Contributed approximately 18t CO₂ to period total — 6% of period emissions
Aircraft
Medium
Historical30 Apr – 20 May 2025
19-day inactive period
12.8t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical20 Jun – 10 Jul 2025
21-day inactive period
22.5t CO₂ in the 7 days following resumption
Recent Flights
Mar 24, 202611.5t CO₂
KCXYHarrisburg
KLASLas Vegas
2,083 miles4h 40m
Feb 27, 20265.5t CO₂
KTPLTemple
KHEFManassas
1,239 miles2h 20m
Feb 23, 20261.0t CO₂
KIADWashington
KTPLTemple
1,247 miles8m
Feb 22, 20267.7t CO₂
KRILRifle
KIADWashington
1,612 miles3h 13m
View Details
Feb 19, 202610.0t CO₂
KHEFManassas
KRILRifle
1,612 miles4h 7m
View Details
Feb 16, 20261.0t CO₂
KOPFMiami
KRILRifle
1,840 miles33m
View Details
Feb 13, 20265.0t CO₂
KHEFManassas
KOPFMiami
900 miles2h 7m
View Details
Feb 11, 20261.3t CO₂
KRDURaleigh/Durham
KHEFManassas
209 miles41m
View Details
Feb 5, 202611.9t CO₂
KSJCSan Jose
KHEFManassas
2,393 miles4h 51m
View Details
Feb 2, 20266.6t CO₂
MBPVProvidenciales
KHEFManassas
1,211 miles2h 46m
View Details
Jan 29, 20264.8t CO₂
KHEFManassas
NaN miles2h 3m
View Details
Nov 22, 20251.0t CO₂
KRDURaleigh/Durham
KHEFManassas
209 miles35m
View Details
Nov 18, 20252.7t CO₂
KBEDBedford
KHEFManassas
416 miles1h 15m
View Details
Nov 17, 20252.5t CO₂
KBEDBedford
KHEFManassas
416 miles1h 10m
View Details
Nov 7, 202510.1t CO₂
KOAKOakland
KHEFManassas
2,401 miles4h 9m
View Details
Oct 24, 20253.3t CO₂
KHEEWest Helena
KHEFManassas
782 miles1h 28m
View Details
Oct 23, 20257.0t CO₂
KOFPHanover
KTPLTemple
1,221 miles2h 56m
View Details
Oct 14, 20251.2t CO₂
KBCBBlacksburg
KHEFManassas
189 miles39m
View Details
Oct 9, 202518.0t CO₂
EINNShannon
KHEFManassas
3,308 miles7h 13m
View Details
Oct 8, 20254.3t CO₂
EDDSStuttgart
EINNShannon
837 miles1h 52m
View Details
Oct 5, 20252.8t CO₂
EPKKKrakow
EDDSStuttgart
485 miles1h 16m
View Details
Oct 3, 20252.4t CO₂
EDDMMunich
EPKKKrakow
380 miles1h 7m
View Details
Sep 17, 202520.8t CO₂
EGNMLeeds Bradford
KHEFManassas
3,580 miles8h 19m
View Details
Sep 10, 20253.0t CO₂
KUESWaukesha
KHEFManassas
634 miles1h 22m
View Details
Sep 3, 20253.3t CO₂
KLWCLawrence
KIAHHouston
623 miles1h 29m
View Details
Sep 3, 20255.0t CO₂
KHEFManassas
KLWCLawrence
951 miles2h 8m
View Details
Aug 21, 202511.5t CO₂
KSJCSan Jose
KHEFManassas
2,393 miles4h 42m
View Details
Aug 18, 20256.5t CO₂
KEDCPflugerville
KHEFManassas
1,273 miles2h 43m
View Details
Aug 6, 20251.0t CO₂
KMDWChicago
KPWKChicago/Prospect Heights/Wheeling
24 miles19m
View Details
Jul 10, 202522.5t CO₂
EGLFFarnborough
KHEFManassas
3,668 miles8h 59m
View Details
Jun 20, 20256.4t CO₂
KDENDenver
KHEFManassas
1,448 miles2h 41m
View Details
Jun 10, 20253.3t CO₂
KHEFManassas
KFFC
541 miles1h 27m
View Details
Jun 5, 20251.1t CO₂
KRDURaleigh/Durham
KHEFManassas
209 miles37m
View Details
Jun 3, 20254.4t CO₂
KMSPMinneapolis
KHEFManassas
911 miles1h 55m
View Details
May 22, 20251.9t CO₂
KTEBTeterboro
KHEFManassas
235 miles54m
View Details
May 20, 202510.9t CO₂
KVNYVan Nuys
KHEFManassas
2,278 miles4h 28m
View Details
Apr 30, 20253.3t CO₂
KHEFManassas
KFFC
541 miles1h 29m
View Details
Apr 29, 20251.6t CO₂
KHEFManassas
KCMHColumbus
300 miles48m
View Details
Apr 26, 202510.7t CO₂
KHWDHayward
KHEFManassas
2,398 miles4h 23m
View Details
Apr 22, 202513.4t CO₂
KHEFManassas
KHWDHayward
2,398 miles5h 25m
View Details
Apr 17, 20252.0t CO₂
KHEFManassas
KLEXLexington
387 miles58m
View Details
Apr 4, 202511.1t CO₂
KLASLas Vegas
KHEFManassas
2,058 miles4h 31m
View Details
Apr 2, 202512.2t CO₂
KIADWashington
KLASLas Vegas
2,060 miles4h 57m
View Details
Mar 25, 20253.4t CO₂
KHEFManassas
KFFC
541 miles1h 31m
View Details
Mar 22, 20255.1t CO₂
KIADWashington
KOPFMiami
915 miles2h 10m
View Details
Mar 22, 202510.4t CO₂
KSJCSan Jose
KIADWashington
2,393 miles4h 16m
View Details
Feb 18, 20252.1t CO₂
KBDLWindsor Locks
KHEFManassas
337 miles60m
View Details
Feb 18, 202516.8t CO₂
EGLFFarnborough
KPWMPortland
3,165 miles6h 46m
View Details
Jan 4, 20254.8t CO₂
KOPFMiami
KHEFManassas
900 miles2h 4m
View Details
Top Airports by Emissions
Manassas

Manassas

KHEF

Total CO₂

223.6t

Total Visits

32

Avg CO₂/visit

7.0t

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

Las Vegas

KLAS

Total CO₂

34.7t

Total Visits

3

Avg CO₂/visit

11.6t

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

Hayward

KHWD

Total CO₂

24.1t

Total Visits

2

Avg CO₂/visit

12.1t

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

San Jose

KSJC

Total CO₂

23.5t

Total Visits

2

Avg CO₂/visit

11.7t

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

Farnborough

EGLF

Total CO₂

22.5t

Total Visits

1

Avg CO₂/visit

22.5t

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

Shannon

EINN

Total CO₂

22.3t

Total Visits

2

Avg CO₂/visit

11.2t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 6
Top Routes by Emissions
San Jose Manassas

KSJC to KHEF2,395 miles

Total Flights

2

Avg CO₂/Flight

11.7t

Total Emissions

23.5t CO₂

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

EGLF to KHEF3,671 miles

Total Flights

1

Avg CO₂/Flight

22.5t

Total Emissions

22.5t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Leeds Bradford Manassas

EGNM to KHEF3,583 miles

Total Flights

1

Avg CO₂/Flight

20.8t

Total Emissions

20.8t CO₂

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

EINN to KHEF3,311 miles

Total Flights

1

Avg CO₂/Flight

18.0t

Total Emissions

18t CO₂

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

KHEF to KHWD2,399 miles

Total Flights

1

Avg CO₂/Flight

13.4t

Total Emissions

13.4t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Washington Las Vegas

KIAD to KLAS2,061 miles

Total Flights

1

Avg CO₂/Flight

12.2t

Total Emissions

12.2t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 7