Earth's upper atmosphere | High Altitude Observatory

On the importance of interactive ozone chemistry in Earth-System models for studying MLT tidal changes during sudden stratospheric warmings

SW2 amplitude in neutral temperature

Thermospheric composition O/N2 response to an altered meridional mean circulation during Sudden Stratospheric Warmings observed by GOLD

GOLD plots

Impacts of binning methods on high-latitude electrodynamic forcing: static vs boundary oriented binning methods

Distributions of height-integrated Joule heating

Quiet-time Day-to-day Variability of Equatorial Vertical E×B Drift from Atmosphere Perturbations at Dawn

Local-time and seasonal variations of day-to-day variability of vertical E×B drift

Day-to-day variability of pre-reversal enhancement in the vertical ion drift in response to large-scale forcing from the lower atmosphere

Monthly EPB occurrence rate, obtained from daily EPB occurrence rate, which is in turn deduced from the maximum PRE using an empirical relation

Large-scale ionospheric disturbances during the 17 March 2015 storm: A model-data comparative study

Large-scale ionospheric disturbances during the 17 March 2015 storm

Global-scale Measurements of the Limb and Disk (GOLD) Mission Implementation: Instrument Design and Early Flight Performance

Sectional view of a GOLD spectroscopic imaging channel

Global Modeling of Equatorial Spread F with SAMI3/WACCM-X

Comparison of 135.6 nm emissions from the SAMI3/WACCM-X simulation for the March case (left and middle panels) and GOLD emission data (right panel) observed from geosynchronous orbit [Eastes et al., 2019]

Preliminary Evidence of Madden-Julian Oscillation Effects on Ultra-Fast Tropical Waves in the Thermosphere

Altitude (50-260 km) versus MJO phase depiction of DE3 (a), UFKW (b), DW1 (c), and SW2 (d) low-latitude (±40°) zonal wind amplitudes obtained applying a composite analysis method to three hourly 1980-2017 SD/WACCM-X output

Planetary wave (PW) generation in the thermosphere driven by the PW-modulated tidal spectrum

Height vs. latitude structures of Q6DW zonal wind amplitudes

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