Fig. 1. Schematic diagram of viewing geometry of satellite limb observation

Fig. 2. OMPS/LP orbital observation points on October 1, 2021

Fig. 3. Radiances and SZA from limb observation. (a) Samples of OMPS/LP radiance distribution at certain selected wavelengths; (b) SZA of orbits on different dates

Fig. 4. Samples of CTV at different latitudes

Fig. 5. Comparisons of retrievals and OMPS/LP v2.6 profiles. (a) Mean profiles; (b) mean relative error

Fig. 6. Comparisons of retrievals and OMPS/LP v2.6. (a) Average profile in the tropical region(30°N‒30°S); (b) mean errors in six latitudinal bands

Fig. 7. Comparison of stratospheric ozone partial columns between retrievals and OMPS/LP v2.6. (a) Ozone column; (b) linear fitting result

Fig. 8. Global map of ozone profiles from retrievals and OMPS/LP v2.6 products. (a) Retrieved results on September 1, 2021; (b) ozone products on September 1, 2021; (c) retrieved results on September 1, 2022; (d) ozone products on September 1, 2022; (e) retrieved results on September 1, 2023; (f) ozone products on September 1, 2023

Fig. 9. Differences in ozone concentration changes. (a) September 1, 2022 and 2021; (b) September 1, 2023 and 2021; (c) October 1, 2022 and 2021; (d) October 1, 2023 and 2021; (e) November 16, 2022 and 2021; (f) November 16, 2023 and 2021

Fig. 10. OMPS/LP v2.1 aerosol extinction profile. (a) September 1, 2021; (b) September 1, 2022; (c) September 1, 2023

Fig. 11. Stratospheric ozone column in south of 30°S

Table 1. Estimation of related error sources