File:Comet Alcock 1963b.jpg
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English: Comet Alcock, 1963 b, on March 21, 1963. A faint, rather broad tail can be detected in this 50-minute exposure with the 40-inch reflector of the U. S. Naval Observatory, Flagstaff Station. On the original plate the length of the tail is about 15'. Official U. S. Navy Photograph. |
| Date | |
| Source | Comet Notes Publications of the Astronomical Society of the Pacific, Vol. 75, No. 444, p.292 |
| Author | Elizabeth Roemer |
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This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:59, 23 February 2023 | | 725 × 585 (139 KB) | C messier (talk | contribs) | better version from https://www.jstor.org/stable/40674003 |
| 17:25, 23 February 2023 |  | 635 × 512 (64 KB) | C messier (talk | contribs) | Uploaded a work by Elizabeth Roemer from [https://articles.adsabs.harvard.edu/pdf/1963PASP...75..292R Comet Notes] Publications of the Astronomical Society of the Pacific, Vol. 75, No. 444, p.292 with UploadWizard |
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