CDS.headStuff2 Dictionary of Nomenclature of Celestial Objects
(Last update: 10-Apr-2024)
Result of query: info cati 2MASS JHHMMSSss+DDMMSSsA$
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Details on Acronym:   2MASS
  
2MASS (2Micron All-Sky Survey)
***** Avoid the usage of 2MASS, prefer [HJK2000]
Originof the Acronym: A = Assigned by the author(s)

Details on Acronym:   2MASS
  
2MASS (2Micron All-Sky Survey)
Write:<<2MASS JHHMMSSss+DDMMSSsA>>
<<2MASS JHHMMSS.ss+DDMMSS.s>> (not recognised by Simbad, but found in literature)
N: 470992970
Object:(IR)  (SIMBAD class: NearIR = Near-IR Source (λ < 3 µm))