Total CO₂ attributed to N21HB across the selected period.
2026 pace: On track for approximately 53.3t CO₂ by year end
Showing last 3 months —
Activity broadly consistent with prior period — averaging 10.0t CO₂/month
CO₂ Above Baseline
0.6t
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.
KUES → KBJC·781 nm
Flights
3
Avg/Flight
4.4t
Total
13.1t
KBJC → KUES·781 nm
Flights
2
Avg/Flight
3.4t
Total
6.7t
KUES → KJWN·417 nm
Flights
2
Avg/Flight
2.1t
Total
4.2t
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 V Ultra 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 N21HB did. TailCheck is our read on it — scored against its 611-aircraft Citation V Ultra type fleet, with operational and ETS exposure flagged, in a report you can hand a buyer, seller or financier.
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