Dictionary of Nomenclature of Celestial Objects
(Last update: 26-Sep-2023)

Result of query: info cati LTT$

Details on Acronym:   LTT
  
LTT    (Luyten, Two Tenths)
 Write:<<LTT  NNNNN>>
 N:  18635
Object:*  (SIMBAD class: HighPM* = High Proper Motion Star)
  Note:(Nos 1-18635)
    The stars of the 3 LTT catalogues and their supplement    are all included in the new LTT NLTT catalogue,    see L and LP, but without cross-identification    with the LTT designation.    In ref. 1988ApJS...66..391O: Identifications of    103 bright Luyten common motion stellar systems.
   Ref:=1957LTT...C......0L
     byLUYTEN W.J.

 Luyten's Two Tenths., 0-None (1957)

    Luyten's Two Tenths. A catalogue of 9867 stars in the Southern
    Hemisphere with proper motions exceeding 0".2 annually.
o<LTT NNNNN> N=9867.
   Ref:=1961POMin...3h...1L
     byLUYTEN W.J.
, ANDERSON J.H.
 Publ. Astron. Obs. Univ. Minnesota, 3, part no 8, 1-None (1961)

    Faint stars with large proper motions.

o<LTT NNNNN>
   Ref:=1961LTT...C......0L
     byLUYTEN W.J.

 Luyten's Two Tenths., 0-None (1961)

    A catalogue of 7127 stars in the Northern Hemisphere.

o<LTT NNNNN> N=7127.
   Ref:=1962LTTS1.C......0L
     byLUYTEN W.J.

 The Observatory, Univ. Minnesota, Minneapolis,1962, 0-None (1962)

    First supplement to the LTT catalogues.

o<LTT NNNNN>