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Zachary Fasnacht
Zachary Fasnacht
Science Systems and Applications, Inc.
Preverjeni e-poštni naslov na ssaihq.com
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Leto
OMI/aura nitrogen dioxide standard product with improved surface and cloud treatments
LN Lamsal, NA Krotkov, A Vasilkov, S Marchenko, W Qin, ES Yang, ...
Atmospheric Measurement Techniques Discussions 2020, 1-56, 2020
1552020
Frequency and impact of summertime stratospheric intrusions over Maryland during DISCOVER‐AQ (2011): New evidence from NASA's GEOS‐5 simulations
LE Ott, BN Duncan, AM Thompson, G Diskin, Z Fasnacht, AO Langford, ...
Journal of Geophysical Research: Atmospheres 121 (7), 3687-3706, 2016
592016
A geometry-dependent surface Lambertian-equivalent reflectivity product for UV–Vis retrievals–Part 1: Evaluation over land surfaces using measurements from OMI at 466 nm
W Qin, Z Fasnacht, D Haffner, A Vasilkov, J Joiner, N Krotkov, B Fisher, ...
Atmospheric Measurement Techniques 12 (7), 3997-4017, 2019
302019
A geometry-dependent surface Lambertian-equivalent reflectivity product for UV–Vis retrievals–Part 2: Evaluation over open ocean
Z Fasnacht, A Vasilkov, D Haffner, W Qin, J Joiner, N Krotkov, AM Sayer, ...
Atmospheric Measurement Techniques 12 (12), 6749-6769, 2019
232019
Explicit and consistent aerosol correction for visible wavelength satellite cloud and nitrogen dioxide retrievals based on optical properties from a global aerosol analysis
A Vasilkov, N Krotkov, ES Yang, L Lamsal, J Joiner, P Castellanos, ...
Atmospheric Measurement Techniques 14 (4), 2857-2871, 2021
112021
TROPOMI/S5P NO2 Tropospheric, Stratospheric and Total Columns MINDS 1-Orbit L2 Swath 5.5 km x 3.5 km, NASA Goddard Space Flight Center, Goddard Earth Sciences Data and …
LN Lamsal, NA Krotkov, SV Marchenko, J Joiner, L Oman, A Vasilkov, ...
NASA GSFC GES DISC, 2022
102022
Use of machine learning and principal component analysis to retrieve nitrogen dioxide (NO) with hyperspectral imagers and reduce noise in spectral fitting
J Joiner, S Marchenko, Z Fasnacht, L Lamsal, C Li, A Vasilkov, N Krotkov
Atmospheric Measurement Techniques 16 (2), 481-500, 2023
72023
Detection of anomalies in the UV–vis reflectances from the Ozone Monitoring Instrument
N Gorkavyi, Z Fasnacht, D Haffner, S Marchenko, J Joiner, A Vasilkov
Atmospheric Measurement Techniques 14 (2), 961-974, 2021
72021
Estimates of hyperspectral surface and underwater UV planar and scalar irradiances from OMI measurements and radiative transfer computations
A Vasilkov, N Krotkov, D Haffner, Z Fasnacht, J Joiner
Remote Sensing 14 (9), 2278, 2022
62022
OMI/Aura NO2 Tropospheric, Stratospheric & Total Columns MINDS Daily L3 Global Gridded 0.25 degree x 0.25 degree
LN Lamsal, NA Krotkov, SV Marchenko, J Joiner, L Oman, A Vasilkov, ...
NASA Goddard Spac e Flight Center. Goddard Earth Sciences Data and …, 2020
62020
Use of Hyper-Spectral Visible and Near-Infrared Satellite Data for Timely Estimates of the Earth’s Surface Reflectance in Cloudy and Aerosol Loaded Conditions: Part 1 …
J Joiner, Z Fasnacht, W Qin, Y Yoshida, AP Vasilkov, C Li, L Lamsal, ...
Frontiers in Remote Sensing 2, 716430, 2022
52022
Use of Hyper-Spectral Visible and Near-Infrared Satellite Data for Timely Estimates of the Earth’s Surface Reflectance in Cloudy Conditions: Part 2-Image Restoration With HICO …
J Joiner, Z Fasnacht, BC Gao, W Qin
Frontiers in Remote Sensing 2, 721957, 2021
52021
A geometry-dependent surface Lambertian-equivalent reflectivity product at 466 nm for UV/Vis retrievals: Part I. Evaluation over land surfaces using measurements from OMI
W Qin, Z Fasnacht, D Haffner, A Vasilkov, J Joiner, N Krotkov, B Fisher, ...
Atmospheric Measurement Techniques Discussions, 1-31, 2019
52019
Using machine learning for timely estimates of ocean color information from hyperspectral satellite measurements in the presence of clouds, aerosols, and sunglint
Z Fasnacht, J Joiner, D Haffner, W Qin, A Vasilkov, P Castellanos, ...
Frontiers in Remote Sensing 3, 846174, 2022
42022
Revised estimates of NO2 reductions during the COVID-19 lockdowns using updated TROPOMI NO2 retrievals and model simulations
BL Fisher, LN Lamsal, Z Fasnacht, LD Oman, J Joiner, NA Krotkov, S Choi, ...
Atmospheric Environment 326, 120459, 2024
32024
Explicit and consistent aerosol correction for visible wavelength satellite cloud and nitrogen dioxide retrievals based on optical properties from a global aerosol analysis
A Vasilkov, N Krotkov, ES Yang, L Lamsal, J Joiner, P Castellanos, ...
Atmospheric Measurement Techniques Discussions 2020, 1-20, 2020
32020
High-resolution mapping of nitrogen oxide emissions in large US cities from TROPOMI retrievals of tropospheric nitrogen dioxide columns
F Liu, S Beirle, J Joiner, S Choi, Z Tao, KE Knowland, SJ Smith, DQ Tong, ...
Atmospheric Chemistry and Physics 24 (6), 3717-3728, 2024
22024
Algorithm Theoretical Basis for Version 3 TEMPO O2‐O2 Cloud Product
H Wang, CR Nowlan, G González Abad, H Chong, W Hou, JC Houck, ...
Earth and Space Science 12 (2), e2024EA004165, 2025
12025
Noise reduction for solar-induced fluorescence retrievals using machine learning and principal component analysis: simulations and applications to GOME-2 satellite retrievals
J Joiner, Y Yoshida, L Guanter, L Lamsal, C Li, Z Fasnacht, P Köhler, ...
Artificial Intelligence for the Earth Systems 3 (3), e230085, 2024
12024
Assessment of Long-term Trends in the Collection 4 Total Ozone Record from the Ozone Monitoring Instrument
SM Frith, DP Haffner, NA Kramarova, Z Fasnacht, GJ Labow, M Bandel, ...
AGU Fall Meeting Abstracts 2023 (2402), A21I-2402, 2023
12023
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