Total CO₂ attributed to N1721M across the selected period.
2026 pace: On track for approximately 726.7t CO₂ by year end
Showing last 3 months —
Activity broadly consistent with prior period — averaging 66.4t CO₂/month
CO₂ Above Baseline
31.5t
A single concentrated period drove emissions above this tail’s normalised baseline.
Signals Detected
3
3 deviations flagged across the selected period.
Highest Severity
Medium
No high-severity anomalies detected in this window.
The written analysis behind 3 detected signals — dates, routes and attributed CO₂.
KOAK
Total CO₂
46.6t
Visits
4
Avg/Visit
11.6t
KIAD
Total CO₂
45.1t
Visits
12
Avg/Visit
3.8t
KPUW
Total CO₂
23.6t
Visits
2
Avg/Visit
11.8t
KIAD → KOAK·2,088 nm
Flights
1
Avg/Flight
13.9t
Total
13.9t
KPUW → KUMP·1,406 nm
Flights
1
Avg/Flight
13.1t
Total
13.1t
KPKB → KOAK·1,901 nm
Flights
1
Avg/Flight
12.9t
Total
12.9t
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 Bombardier Challenger 300 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 N1721M did. TailCheck is our read on it — scored against its 886-aircraft Challenger 300 type fleet, with operational and ETS exposure flagged, in a report you can hand a buyer, seller or financier.
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