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Dennis Liang


Click on the titles below to find US government-authored or -collected reports written by Dennis Liang

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Rapidly Deployable Raven-class Systems SSA Support in the Field Sep 2009 5 pages
Authors:  Paul Kervin; Vicki S Hoo; Daron Nishimoto; Dennis Liang; AIR FORCE RESEARCH LAB HANSCOM AFB MA SPACE VEHICLES DIRECTORATE
The full text of this report is available for sale.This paper discusses the use of Raven-class telescopes to support Space Situational Awareness (SSA) observations at remote locations. Topics include why such a deployment of telescopes might be necessary, the planning for the deployment, and a description of a recent deployment.


Characterization of the near-Earth Asteroid 2002 NY40 Sep 2007 25 pages
Authors:  Roberts; Lewis C Jr; Doyle T Hall; John V Lambert; John L Africano; Keith T Knox; Jacob K Barros; Kris M Hamada; Dennis Liang; Paul F Sydney; Paul W Kervin; AIR FORCE RESEARCH LAB KIHEI MAUI HI DETACHMENT 15
The full text of this report is available for sale.In August 2002, the near-Earth asteroid 2002 NY40, made its closest approach to the Earth. This provided an opportunity to study a near-Earth asteroid with a variety of instruments. Several of the telescopes at the Maui Space Surveillance System were trained at the asteroid and collected adaptive optics images, photometry and spectroscopy. Analysis of the imagery reveals the asteroid is triangular shaped with significant self-shadowing. The photometry reveals a 20-hour ...


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