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The size of NGC 4151 at 11.2 µm

Neugebauer, G. and Graham, J. R. and Soifer, B. T. and Matthews, K. (1990) The size of NGC 4151 at 11.2 µm. Astronomical Journal, 99 (5). pp. 1456-1460. ISSN 0004-6256. https://resolver.caltech.edu/CaltechAUTHORS:20170301-101537110

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Abstract

The size of the emission region of NGC 4151 at 11.2 µm has been measured to be 0.16" + 0.04" (lσ). This size is in agreement with that expected from thermal emission from dust grains heated by a central luminosity source, but is inconsistent with nonthermal emission.


Item Type:Article
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http://dx.doi.org/10.1086/115428DOIArticle
http://adsabs.harvard.edu/abs/1990AJ.....99.1456NPublisherArticle
Alternate Title:The size of NGC 4151 at 11.2 microns
Additional Information:© 1990 American Astronomical Society. Received 9 November 1989; revised 5 January 1990. We thank all the staff at the Palomar Observatory for their support and efforts in making these measurements possible. We also thank J. McGill for his efforts in obtaining these observations, Sterl Phinney and an anonymous referee for their comments on the text and G. Fox for discussion about the analysis. G.X.N. thanks the Institute for Advanced Study in Princeton, and especially J. Bahcall, for their hospitality while this was written. Ground-based infrared astronomy at Caltech is supported by a grant from the NSF.
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Issue or Number:5
Record Number:CaltechAUTHORS:20170301-101537110
Persistent URL:https://resolver.caltech.edu/CaltechAUTHORS:20170301-101537110
Official Citation:The size of NGC 4151 at 11.2 microns Neugebauer, G., Graham, J. R., Soifer, B. T., & Matthews, K. Astronomical Journal (ISSN 0004-6256), vol. 99, May 1990, p. 1456-1460.
Usage Policy:No commercial reproduction, distribution, display or performance rights in this work are provided.
ID Code:74638
Collection:CaltechAUTHORS
Deposited By: Ruth Sustaita
Deposited On:01 Mar 2017 19:43
Last Modified:03 Oct 2019 16:41

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