Dataset for article of "Spreading and multi-wavelength emission of an ultra-narrow relativistic jet from GRB 221009A"

This dataset comprises the processed VLBA data of GRB 221009A (projects of BA161 and BL307), obtained using the Python-based VLBI pipeline, which interfaces with the Astronomical Image Processing System (AIPS) software and was executed at the China SKA Regional Centre. The phase-calibrated data can be found in the file folder "calibrated_data_GRB221009a", and the reduction pipeline can be found in the file folder "demo_ba161a_NC". Raw VLBA data can be found in the NRAO Data Archive under project codes BA161 and BL307.