N866ST
Cessna Citation CJ3
United States
HAR (Capital City Airport, Harrisburg)

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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 Overview

0.5
Tons CO2 This Month
Below Average0.0× avg for Citation CJ3
7.2
Tons CO2 YTD
Below Average0.2× avg for Citation CJ3
105.5
CO2 Tons Since 2025
Below Average0.5× avg for Citation CJ3
Emissions Intensity0.00t CO₂/nmTypical0.8× avg for Citation CJ3
81.9 tons CO2 in selected period

2026 pace: On track for approximately 22t CO₂ by year end · ↓ 78% vs full year 2025 (98t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 7.8t CO₂/month

7.8t
CO₂/month
2.7t
Avg per flight
30
Distinct routes
Diverse Network3 routes account for 26% of total emissions
Highest emission route
Calgary → Harrisburg
9.3t CO₂ total · 0.0056t 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
>300%
21t → 86t CO₂
Intensity
7%
0.0045 → 0.0048 t CO₂/nm
New Routes
26
76t CO₂ combined
Dropped Routes
8
Prior period only
Avg per Flight
28%
2.1t → 2.7t
Flight Count
22
10 → 32 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

63t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New12 May – 25 May 2025
Elevated activity period · 8 flights in 13 days vs baseline of 1
Contributed approximately 19t CO₂ to period total — 22% of period emissions
Aircraft
Medium
New9 Aug – 31 Aug 2025
Elevated activity period · 7 flights in 22 days vs baseline of 2
Contributed approximately 22t CO₂ to period total — 26% of period emissions
Aircraft
Medium
New18 Oct – 24 Oct 2025
Elevated activity period · 1 flights in 6 days vs baseline of 1
Contributed approximately 2t CO₂ to period total — 2% of period emissions
Aircraft
Medium
Historical21 May – 10 Aug 2025
82-day inactive period
14.8t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical8 Sept – 22 Oct 2025
44-day inactive period
6.0t CO₂ in the 7 days following resumption
Recent Flights
Mar 28, 20260.7t CO₂
KISMOrlando
KAPFNaples
150 miles40m
Mar 28, 20263.4t CO₂
KCXYHarrisburg
KISMOrlando
864 miles2h 19m
Feb 24, 20264.0t CO₂
KAPFNaples
KCXYHarrisburg
1,012 miles2h 40m
Feb 24, 20262.1t CO₂
KRUQSalisbury
KAPFNaples
660 miles1h 32m
View Details
Feb 24, 20261.3t CO₂
KCXYHarrisburg
KRUQSalisbury
374 miles1h 1m
View Details
Jan 15, 20262.6t CO₂
KJAXJacksonville
KCXYHarrisburg
724 miles1h 48m
View Details
Jan 15, 20263.7t CO₂
KCXYHarrisburg
KMCOOrlando
852 miles2h 29m
View Details
Dec 30, 20253.4t CO₂
KSUAStuart
KCXYHarrisburg
921 miles2h 20m
View Details
Dec 30, 20254.3t CO₂
KABEAllentown
KSUAStuart
970 miles2h 52m
View Details
Dec 5, 20252.6t CO₂
KADSDallas
KHAOHamilton
815 miles1h 48m
View Details
Dec 3, 20253.2t CO₂
KGYRGoodyear
KADSDallas
898 miles2h 13m
View Details
Dec 2, 20253.7t CO₂
KCYSCheyenne
KSCKStockton
902 miles2h 30m
View Details
Nov 25, 20252.0t CO₂
KSAVSavannah
KCXYHarrisburg
609 miles1h 29m
View Details
Oct 24, 20254.2t CO₂
KAFWFort Worth
KCXYHarrisburg
1,235 miles2h 48m
View Details
Oct 22, 20251.8t CO₂
KSCKStockton
KPSPPalm Springs
386 miles1h 20m
View Details
Sep 8, 20250.8t CO₂
KCXYHarrisburg
KAQWNorth Adams
256 miles45m
View Details
Aug 31, 20251.3t CO₂
KEXXLexington
KCXYHarrisburg
359 miles1h 3m
View Details
Aug 31, 20252.7t CO₂
KAPFNaples
KRUQSalisbury
660 miles1h 53m
View Details
Aug 31, 20253.7t CO₂
KCXYHarrisburg
KAPFNaples
1,012 miles2h 30m
View Details
Aug 18, 20250.7t CO₂
KBUFBuffalo
KCXYHarrisburg
211 miles41m
View Details
Aug 15, 20250.6t CO₂
KBUFBuffalo
KCXYHarrisburg
211 miles38m
View Details
Aug 15, 20250.5t CO₂
CYSNNiagara-on-the-Lake
KBUFBuffalo
28 miles12m
View Details
Aug 15, 20254.4t CO₂
KAFWFort Worth
KCXYHarrisburg
1,235 miles2h 53m
View Details
Aug 10, 20259.3t CO₂
CYYCCalgary
KCXYHarrisburg
1,919 miles5h 52m
View Details
May 21, 20250.5t CO₂
KMTNBaltimore
KMDTHarrisburg
63 miles14m
View Details
May 21, 20253.7t CO₂
KAAOWichita
KMTNBaltimore
1,127 miles2h 29m
View Details
May 20, 20253.1t CO₂
KHNDLas Vegas
KICTWichita
984 miles2h 7m
View Details
May 17, 20254.9t CO₂
KAUSAustin
KHNDLas Vegas
1,084 miles3h 12m
View Details
May 12, 20252.8t CO₂
KCXYHarrisburg
NaN miles1h 58m
View Details
May 12, 20250.5t CO₂
KFLLFt Lauderdale
NaN miles29m
View Details
May 12, 20252.8t CO₂
KMTNBaltimore
NaN miles1h 56m
View Details
May 12, 20250.5t CO₂
KOXBOcean City
KMTNBaltimore
99 miles27m
View Details
Apr 27, 20250.5t CO₂
KABEAllentown
KMDTHarrisburg
77 miles22m
View Details
Apr 27, 20252.3t CO₂
KDPAChicago/West Chicago
KABEAllentown
670 miles1h 38m
View Details
Apr 26, 20253.0t CO₂
KABEAllentown
KDPAChicago/West Chicago
670 miles2h 3m
View Details
Apr 12, 20250.5t CO₂
KABEAllentown
KMDTHarrisburg
77 miles19m
View Details
Apr 12, 20254.1t CO₂
KSUAStuart
KABEAllentown
970 miles2h 43m
View Details
Apr 2, 20250.6t CO₂
KTEBTeterboro
KCXYHarrisburg
153 miles36m
View Details
Jan 13, 20251.9t CO₂
KPDKAtlanta
KCXYHarrisburg
600 miles1h 23m
View Details
Jan 4, 20252.2t CO₂
KATLAtlanta
KCXYHarrisburg
617 miles1h 36m
View Details
Jan 4, 20252.6t CO₂
KCXYHarrisburg
KATLAtlanta
617 miles1h 50m
View Details
Jan 1, 20253.3t CO₂
KSUAStuart
KCXYHarrisburg
921 miles2h 15m
View Details
Top Airports by Emissions
Harrisburg

Harrisburg

KCXY

Total CO₂

48.3t

Total Visits

16

Avg CO₂/visit

3.0t

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

Naples

KAPF

Total CO₂

13.2t

Total Visits

5

Avg CO₂/visit

2.6t

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

Calgary

CYYC

Total CO₂

9.3t

Total Visits

1

Avg CO₂/visit

9.3t

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

Fort Worth

KAFW

Total CO₂

8.6t

Total Visits

2

Avg CO₂/visit

4.3t

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

Las Vegas

KHND

Total CO₂

7.9t

Total Visits

2

Avg CO₂/visit

4.0t

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

Stuart

KSUA

Total CO₂

7.8t

Total Visits

2

Avg CO₂/visit

3.9t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 5
Top Routes by Emissions
Calgary Harrisburg

CYYC to KCXY1,920 miles

Total Flights

1

Avg CO₂/Flight

9.3t

Total Emissions

9.3t CO₂

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

KAFW to KCXY1,236 miles

Total Flights

2

Avg CO₂/Flight

4.3t

Total Emissions

8.6t CO₂

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

KAUS to KHND1,085 miles

Total Flights

1

Avg CO₂/Flight

4.9t

Total Emissions

4.9t CO₂

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

KABE to KSUA970 miles

Total Flights

1

Avg CO₂/Flight

4.3t

Total Emissions

4.3t CO₂

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

KAPF to KCXY1,012 miles

Total Flights

1

Avg CO₂/Flight

4.0t

Total Emissions

4t CO₂

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

KCXY to KAPF1,012 miles

Total Flights

1

Avg CO₂/Flight

3.7t

Total Emissions

3.7t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 5