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Measurement statistics for different beta limits. Influence of sampling: fit of seasonal + daily variation. Influence of sampling on mean values. Diurnal variation for integrated data set 1997-2010. occurrence rates. Tides: variation of amplitudes and phases. altitudes.
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Measurement statistics for different beta limits Fiedler et al. – ACPD, 2011
Influence of sampling: fit of seasonal + daily variation Fiedler et al. – ACPD, 2011
Influence of sampling on mean values Fiedler et al. – ACPD, 2011
Diurnal variation for integrated data set 1997-2010 Fiedler et al. – ACPD, 2011
occurrence rates Tides: variation of amplitudes and phases altitudes maximum backscatter total backscatter Fiedler et al. – ACPD, 2011
NLC (top) and LIMA results Fiedler et al. – ACPD, 2011
Absence (red) and presence (blue) or NLC: Temperatures (LIMA) zonal wind: LIMA, MF-radar meridional wind: LMA, MF-radar Fiedler et al. – ACPD, 2011
Tides in NLC occurrence (blue) and LIMA temperatures (red) Fiedler et al. – ACPD, 2011
What an instrument would see if it measures at a certain LT only Fiedler et al. – ACPD, 2011
Correlation of NLC occurrence freq. with Ly-alpha and with blue: all 14 years red: ignore `outliers‘ T(83km) from LIMA Fiedler et al. – ACPD, 2011