Total CO₂ attributed to N321SM across the selected period.
2026 pace: On track for approximately 412.8t CO₂ by year end
Showing last 3 months —
Emissions up 57% vs prior period, driven by Midland → Sacramento
CO₂ Above Baseline
2.7t
A single concentrated period drove emissions above this tail’s normalised baseline.
Signals Detected
1
One deviation flagged across the selected period.
Highest Severity
Medium
No high-severity anomalies detected in this window.
No significant deviations detected in this period.
KTEB
Total CO₂
15.8t
Visits
10
Avg/Visit
1.6t
KSGJ
Total CO₂
9.3t
Visits
3
Avg/Visit
3.1t
KRDU
Total CO₂
8.5t
Visits
2
Avg/Visit
4.3t
KMDD → KMHR·1,017 nm
Flights
1
Avg/Flight
5.3t
Total
5.3t
KLVS → KRDU·1,280 nm
Flights
1
Avg/Flight
5.2t
Total
5.2t
KSFO → KFSD·1,217 nm
Flights
1
Avg/Flight
4.7t
Total
4.7t
Methodology
CO₂ emissions computed from ADS-B flight data using aircraft-specific fuel-burn factors aligned with EUROCONTROL EMEP/EEA guidance. Distance figures derived from flight-trajectory data. EU ETS scope follows Directive 2003/87/EC as amended. Type rankings computed within the Cessna Citation CJ3 population tracked by Carbon Sky Index.
Disclaimer
This report is based on ADS-B flight data. Carbon Sky Index does not track ownership or registry information. Flight records may be incomplete where ADS-B coverage is limited. For informational purposes only; does not constitute financial, legal, or regulatory advice.
You've seen what N321SM did. TailCheck is our read on it — scored against its 732-aircraft Citation CJ3 type fleet, with operational and ETS exposure flagged, in a report you can hand a buyer, seller or financier.
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