Astrophysics (index)about

TW Hydrae association

(TWA)
(nearby stellar association)

The TW Hydrae association (abbreviated TWA) is a nearby stellar association of young, low mass stars and substellar objects. Its extent ranges from 25 to 75 parsecs.

A TWA star is a star within this association. Example stars/objects:

TW HydraeK-type starJ110152-34421760 pcT-Tauri star
HR 4796A-type starJ123601.03100-395210.227073 pc
2MASS 1207M-type starJ120733.47-393254.052 pcbrown dwarf
WISE J1147-2040L-type starJ114724.214-204020.4431 pcbrown dwarf

(stellar association)
http://en.wikipedia.org/wiki/TW_Hydrae_association
RedshiftParsecs
/Distance
Lightyears
/Lookback Years
  
~025pc82lyTW Hydrae association
PrefixExampleSurvey/Catalog  
TWATWA 9TW Hydrae association 
Coordinates:TWA
113000-353000

Referenced by:
TW Hydrae (TW Hya)

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