N45RR
•Bombardier Learjet 45
United States
TYS (McGhee Tyson Airport, Knoxville)
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Viewing period:
Compared to: preceding 12 months · Apr 2024 – Apr 2025Apr 2025 – Mar 2026·vs Apr 2024 – Apr 2025·↓ Emissions decreasing vs prior period
Emissions Overview
0.0
Tons CO2 This Month
Below Average0.0× avg for Learjet 45
0.0
Tons CO2 YTD
Below Average0.0× avg for Learjet 45
10.4
CO2 Tons Since 2025
Below Average0.0× avg for Learjet 45
Emissions Intensity0.00t CO₂/nmBelow Average0.7× avg for Learjet 45
1.9 tons CO2 in selected period
Flight Patterns & Behaviour
Emissions down 67% vs prior period — significantly less active
2t
Period total CO₂
1.2t
Avg per flight
2
Flights
Highly Concentrated2 routes account for 100% of total emissions
Highest emission route
Harrisburg → Knoxville
1.9t CO₂ total · 0.0044t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.0× country averageBelow Average
Subject to FAA oversight — no mandatory carbon reporting for private aviation
What's ChangedCompared to prior equivalent period
Emissions
↓ 67%
7t → 2t CO₂
Intensity
↓ 2%
0.0045 → 0.0044 t CO₂/nm
New Routes
2
2t CO₂ combined
Dropped Routes
↓ 3
Prior period only
Avg per Flight
↓ 50%
2.5t → 1.2t
Flight Count
↓ 1
3 → 2 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
2t
Signals Detected
2
Highest Severity
High
Emissions
HighNew23 Aug 2025 · Harrisburg → Knoxville
Highest single-flight emission event (Harrisburg → Knoxville)
Single flight: 1.9t CO₂ — 76% of period emissions
Aircraft
MediumHistorical23 Aug 2025 – 23 Feb 2026
184-day inactive period
0.6t CO₂ in the 7 days following resumption
Recent Flights
Top Airports by Emissions
Knoxville
Knoxville
KTYS
Total CO₂
2.5t
Total Visits
2
Avg CO₂/visit
1.2t
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Harrisburg
Harrisburg
KMDT
Total CO₂
1.9t
Total Visits
1
Avg CO₂/visit
1.9t
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Nashville
Nashville
KBNA
Total CO₂
0.6t
Total Visits
1
Avg CO₂/visit
0.6t
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Top Routes by Emissions
Harrisburg Knoxville
KMDT to KTYS• 496 miles
Total Flights
1
Avg CO₂/Flight
1.9t
Total Emissions
1.9t CO₂
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Knoxville Nashville
KTYS to KBNA• 152 miles
Total Flights
1
Avg CO₂/Flight
0.6t
Total Emissions
0.6t CO₂
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
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