DayEveningNightLevel
European Supplement
urn:aero:ses:eurocontrol:airm:1.0.0:ConceptualModel:Subjects:Environment:DayEveningNightLevel
A (Leq-based) noise index adopted by the European Commission which weights evening noise by 5dB and night-time noise by 10dB.
Source:
SESAR,
Abbreviations:
Lden