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Joseph L. Hora

Researcher at Smithsonian Institution

Publications -  439
Citations -  27846

Joseph L. Hora is an academic researcher from Smithsonian Institution. The author has contributed to research in topics: Spitzer Space Telescope & Stars. The author has an hindex of 74, co-authored 436 publications receiving 25913 citations. Previous affiliations of Joseph L. Hora include CFA Institute & Max Planck Society.

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Spatially Resolved Circumnuclear Dust in Centaurus A

TL;DR: In this article, the Magellan 6.5 m telescope with the MIRAC/BLINC camera has been used to detect mid-IR emission from a compact region surrounding the active galactic nucleus (AGN).
Proceedings ArticleDOI

SIRTF-CTA optical performance test results

TL;DR: In this paper, the principal optical results of the "End to End" test conducted on the SIRTF Cryogenic Telescope Assembly were described. But the results were not used to evaluate the performance of the entire assembly.
Journal ArticleDOI

Infrared lightcurves of near earth objects

TL;DR: In this article, the authors present lightcurves and derive periods and amplitudes for a subset of 38 near earth objects (NEOs) observed at 4.5 microns with the IRAC camera on the Spitzer Space Telescope, many of them having no previously reported rotation periods.
Posted Content

Envisioning the next decade of Galactic Center science: a laboratory for the study of the physics and astrophysics of supermassive black holes

TL;DR: In this paper, the authors describe several exciting new research directions that, over the next 10 years, hold the potential to answer some of the biggest scientific questions raised in recent decades: Is General Relativity the correct description for supermassive black holes? What is the nature of star formation in extreme environments? How do stars and compact objects dynamically interact with the supermassive Black Hole? What physical processes drive gas accretion in low-luminosity black hole?
Proceedings ArticleDOI

First results of nulling interferometry with the Multiple-Mirror Telescope

TL;DR: In this paper, the authors used nulling interferometry at 10 μm wavelength to interferometrically suppress a star's radiation, which is used to search for Earth-like extra-solar planets and their spectroscopic signatures of habitability and life.