HD 89571

HD 89571 is a designation in the Henry Draper Catalogue, a comprehensive stellar catalogue published between 1918 and 1924. This catalogue provides positional and magnitude data for a large number of stars, making it a valuable resource for astronomers. The HD number specifically identifies a star within this catalogue.

Stars listed with HD designations often have other designations as well, such as those from the Tycho Catalogue (TYC) or the Gaia Catalogue, which may provide more refined data about the star’s properties, including distance, proper motion, radial velocity, and spectral type.

To find more detailed information about a specific star, such as HD 89571, astronomers typically consult astronomical databases like the SIMBAD Astronomical Database or the NASA/IPAC Extragalactic Database (NED). These databases cross-reference data from various catalogues and observing programs, providing a more complete picture of the star’s characteristics.

The specific characteristics of HD 89571, such as its spectral type, magnitude, and distance, would need to be looked up in these astronomical databases. Without accessing those databases, it is not possible to provide further specifics beyond its designation in the Henry Draper Catalogue.