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ISRO has released a limited set of NISAR S-band SAR sample data products through the Bhoonidhi data portal. Visit https://bhoonidhi.nrsc.gov.in/NISAR/NisarProducts.html to learn more.

Great question, thanks for posting! Yes, you're interpreting the NISAR Data User Guide correctly. Reviewing performance from the last two months, we expect L0 data to be available to the public for download 1-12 hours after acquisition, and L1-3 data to be available 36-72 hours after acquisition. Th...

The Data Release Timeline describes the past and future release schedule in more detail. - the ascending acquisitions shown in the observation plan do exist (or are planned) but were simply not included in the pre-calibration release? Correct. NISAR has been regularly acquiring data over your area o...

Thanks for reporting this issue! There are currently no Precise Orbit Determination (POD) products available for S1C from Apr 28 08:15:17 - 13:11:30 UTC time. SBAS computations and InSAR processing using HyP3 require at least an AUX_RESORB POD product be available. Your granule falls in this window ...

Could you share the list of the 12 products you're looking at?