2015254570579
2015254570579 is a 13‑digit numeric identifier that functions as a primary key within the international astronomical data exchange system managed by the International Astronomical Union. The identifier is assigned during the ingestion of catalog records and is designed to provide a globally unique reference for objects represented in multiple survey databases. It is not directly associated with any physical measurement or coordinate, but rather serves as a linking element across datasets such as SIMBAD, VizieR, and the NASA/IPAC Extragalactic Database.
The code was first introduced in 2015 as part of the Standard Identification Protocol for the European
The identifier is maintained by the International Astronomical Union’s Working Group on Data Identification, which oversees