Articles | Volume 16, issue 4
https://doi.org/10.5194/amt-16-889-2023
https://doi.org/10.5194/amt-16-889-2023
Research article
 | 
21 Feb 2023
Research article |  | 21 Feb 2023

Performance of AIRS ozone retrieval over the central Himalayas: use of ozonesonde and other satellite datasets

Prajjwal Rawat, Manish Naja, Evan Fishbein, Pradeep K. Thapliyal, Rajesh Kumar, Piyush Bhardwaj, Aditya Jaiswal, Sugriva N. Tiwari, Sethuraman Venkataramani, and Shyam Lal

Data sets

AIRS/Aqua L2 Support Retrieval (AIRS-only) V006, Greenbelt, MD, USA AIRS Science Team and J. Teixeira https://doi.org/10.5067/Aqua/AIRS/DATA208

MLS/Aura Level 2 Ozone (O3) Mixing Ratio V004, Greenbelt, MD, USA M. Schwartz, L. Froidevaux, N. Livesey, and W. Read https://doi.org/10.5067/Aura/MLS/DATA2017

OMI/Aura Ozone (O3) Total Column Daily L2 Global Gridded 0.25 degree x 0.25 degree V3 P. K. Bhartia https://doi.org/10.5067/Aura/OMI/DATA2025

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Short summary
Satellite-based ozone observations have gained importance due to their global coverage. However, satellite-retrieved products are indirect and need to be validated, particularly over mountains. Ozonesondes launched from a Himalayan site are used to assess the Atmospheric Infrared Sounder (AIRS) ozone retrieval. AIRS is shown to overestimate ozone in the upper troposphere and lower stratosphere, while the differences from ozonesondes are more minor in the middle troposphere and stratosphere.