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Web Site: http://www.du.edu/~rstencel
Dr. Stencel is the William Herschel Womble professor of Astronomy and Director of DU Observatories - including DU's historic Chamberlin Observatory [1894, http://www.du.edu/~rstencel/Chamberlin ], Meyer-Womble Observatory, located atop 14,268 ft Mt.Evans, Colorado [1972/1996, http://www.du.edu/~rstencel/MtEvans ] and the newer Student Astronomy Lab being commissioned on campus in 2004 [see homepage links].
Some of his course offerings include:
21st century Physics & Astronomy [NATS1223/4/5]
Astrophysical Theory [PHYS2051/2/3]
Astronomical Methods [PHYS2061/2/3]
Natural Optics [PHYS 2830]
Environmental and Social Consequences of Artificial Light [HNRS2400]
First Year Seminar(s)
Independent Study/Research [PHYSx991/5]
& graduate astronomy/astrophysics classes [PHYS4251,4995,5995...].
Transient Carbon Monoxide (CO) Absorption and Persistent Brackett Alpha (BrA) Emission in the Infrared Spectrum of epsilon Aurigae -- published as:
2015 Astronomical Journal vol. 149, article #109, March - access via:
2015 Jan.1 Astrophysical Journal report - Pearson and Stencel - on using thermal constraints to model the disk system in epsilon Aurigae, and other double stars with disk(s).
Pearson & Stencel. Constraints from asymmetric heating: Investigating the Epsilon Aurigae disk. Astrophys. Journal, scheduled for Nov/Dec. 2014.
Accepted 2011 Sept for publication in the Astronomical Journal next spring.
This paper was nearly 20 years in the making, including data acquired during the mid-1990s at the Wyoming IR telescope, plus newer data during the 2010 eclipse at the NASA IRTF, Spitzer Space Telescope and other sources.
Mid-eclipse report, epsilon Aurigae 2010
Interferometric imaging of epsilon Aur's dark disk during ingress, 2009 (Nature)
Structure in the disk of epsilon Aurigae, 2010.
Spectral Energy Distirbution of epsilon Aurigae
Hoard, Howell & Stencel, 2010 Astrophysical Journal
A book by Jeffrey L Hopkins and Robert E Stencel, anticipating the start of the 2009-2011 eclipse epoch. ISBN 978-0-615-24022-0. Draft version.
Denver's Great Telescope, by C.Stencel & R.Stencel, 2006 is a richly-illustrated 100 page introduction to the telescope and history of the original DU observatory, 1894. Ordering info at the link provided.
Conference proceedings 1985 held in Tucson, AZ - The 1982-1984 Eclipse of Epsilon Aurigae, edited by R.E.Stencel, NASA Conference Publication 2384, DC.
Archaeo-astronomy at Angkor Wat, Cambodia (1976 Science)