CDS.headStuff2 Dictionary of Nomenclature of Celestial Objects
(Last update: 21-Jan-2022)
Result of query: info cati YZ$

Details on Acronym:   Y
   Y (Yale obs. catalog) ***** Avoid the usage of Y, prefer YZ Originof the Acronym: L = Found in the literature
Details on Acronym:   YZ
   YZ (Yale obs., Zone catalog)= (Y) Write:<<YZ DD NNNNN>> N: about 130000 Object:*  (SIMBAD class: Star) Note:In the format, 'DD' stands for the declinaison, +DD is written DD, -DD is 90 for -00, 91 for -01, etc...