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Luyten Two-Tenths Arcsecond Catalog

(LTT)
(1960 catalog of 9000+ stars with proper motion)

The Luyten Two-Tenths Arcsecond Catalog (LTT) is a pair of catalogs circa 1960 of about 17,000 stars with proper motion exceeding that amount annually. The New Luyten Two-Tenths Arcsecond Catalog (NLTT) is a replacement catalog published circa 1980, created using the Palomar Proper Motion Survey plates.


(catalog,stars,proper motion)
http://en.wikipedia.org/wiki/Star_catalogue
http://adsabs.harvard.edu/abs/1957cnes.book.....L
http://adsabs.harvard.edu/abs/1979nlcs.book.....L
http://adsabs.harvard.edu/full/1974IAUS...61..169L
https://heasarc.gsfc.nasa.gov/W3Browse/star-catalog/nltt.html
PrefixExampleSurvey/Catalog 
LTTLTT 17897Luyten Two-Tenths Arcsecond Catalog 
NLTTNLTT 6655Luyten Two-Tenths Arcsecond Cataloglater replacement

Referenced by:
Luyten Palomar Survey (LP)

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