Optical spectra of the star IRAS Z02229+6208

Spectra of the star IRAS Z02229+6208 in the wavelength range from 404 to 906 nm with spectral resolution R=30000. Project: Exploration of near-infrared and short-term variability in spectra of planetary nebulae precursors (LU-BA-PG-2024/1-0020). DMP link: https://doi.org/10.5281/zenodo.17278226