The NASA-ISRO Synthetic Aperture Radar (NISAR) Ancilliary and Auxiallry collection contains products that are supplementary information for the NISAR mission and are created a limited number of times. The collection contains Time Series Ratio (TSR_STATIC), Physical Model Inversion (PMI_STATIC), Corner Reflector locations (CORNER_REFL), Combined ADT Flight Table (INT_CAL), LSAR Calibration File (EXT_CAL), Flight Table Waveform (FT_WAVEFORM), Flight Table Parameters (FT_PARAM), Antenna Pattern (ANTPAT), Block Floating Point Quantization Look-up Table (BFPQ), Track Frame Database (TFDB), L-SAR Channel Data (L_CHAN_DATA), Soil Moisture Static File (SM_STATIC), and Disaggregation File (DSG_STATIC).