High Quality Content by WIKIPEDIA articles! UGPS J072227.51-054031.2 (designation often abbreviated to UGPS 0722-05) is a brown dwarf / candidate sub-brown dwarf located approximately 2.9 parsecs (9.5 light-years) from Earth. The astronomical object was discovered by Philip Lucas at the University of Hertfordshire and announced in 2010. The discovery image was taken on 28 November 2006 by the UKIRT Infrared Deep Sky Survey (UKIDSS) with a recovery image confirming the objects proper motion on 2 March 2010. ChView simulation program shows that, with the current parallax of 340 mas, UGPS 0722-05 is at the midway between Sirius and Procyon (at about 2.4 and 2.8 ly respectively from these bright nearby stars).

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