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SCI-BYTES - WHAT'S NEW IN RESEARCH: 2008

Week of March 16, 2008

Hot Paper in Physics

"The Two Micron All Sky Survey (2MASS)," by M.F. Skrutskie and 30 others, Astronomical Journal, 131(2):
1163-83, February 2006.

[Authors' affiliations: 11 U.S. institutions]

Abstract: "Between 1997 June and 2001 February the Two Micron All Sky Survey (2MASS) collected 25.4 Tbytes of
raw imaging data covering 99.998% of the celestial sphere in the near-infrared J (1.25 mu m), H(1.65 mu m), and Ks(2.16 mu m) bandpasses. Observations were conducted from two dedicated 1.3 m diameter telescopes located at Mount Hopkins, Arizona, and Cerro Tololo, Chile. The 7.8 s of integration time accumulated for each point on the sky and strict quality control yielded a 10 sigma point-source detection level of better than 15.8, 15.1, and 14.3 mag at the J, H, and Ks bands, respectively, for virtually the entire sky. Bright source extractions have 1 sigma photometric uncertainty of < 0.03 mag and astrometric accuracy of order 100 mas. Calibration offsets between any two points in the sky are < 0.02 mag. The 2MASS All-Sky Data Release includes 4.1 million compressed FITS images covering the entire sky, 471 million source extractions in a Point Source Catalog, and 1.6 million objects identified as extended in an Extended Source Catalog."

This 2006 report from Astronomical Journal was cited 52 times in current journal articles indexed by Thomson Scientific during November-December 2007. Only one other physics paper published in the last two years, aside from reviews, collected a higher number of citations during that two-month period. Prior to the most recent bimonthly count, citations to the paper have accrued as follows:

September-October 2007: 61 citations
July-August 2007: 28
May-June 2007: 31
March-April 2007: 28
January-February 2007: 35
November-December 2006: 33
September-October 2006: 19
July-August 2006: 7
May-June 2006: 3
March-April 2006: 1

Total citations to date: 298


SOURCE: Hot Papers Database (Included with a subscription to the print newsletter Science Watch®, available from the Research Services Group of Thomson Scientific. Packaged on a CD that is mailed with each Science Watch issue, the Hot Papers Database contains data on hundreds of highly cited papers published during the last two years. User interface permits searching by author, organization, journal, field, and more. Total citations, as well as citations accrued during successive bimonthly periods, can be assessed and graphed. An updated CD containing the most recent bimonthly data is mailed with every new issue of Science Watch, six times a year. The CD also includes an electronic version of the Science Watch issue in HTML format, for personal desktop access.



Sci-Bytes : 2008 : 03.16.2008 - Hot Paper in Physics
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