Notes on GRACE and GRACE-FO Level-2 processing, filtering, gridded EWH products, and reproducible pipeline practice.https://myair.info/https://myair.info/blog/first-post/https://myair.info/blog/first-post/A compact map from monthly GSM spherical harmonics to gridded equivalent water height stacks.Wed, 27 May 2026 00:00:00 GMThttps://myair.info/blog/second-post/https://myair.info/blog/second-post/Why P4M6, Gaussian, FAN, DDK, and HSAF should be traced as one product graph.Tue, 26 May 2026 00:00:00 GMThttps://myair.info/blog/third-post/https://myair.info/blog/third-post/The preview page should verify stack structure and product behavior without becoming the processing source of truth.Mon, 25 May 2026 00:00:00 GMT