File:Comet Mrkos 1955e.jpg
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| Description |
English: Comet Mrkos 1955 e. A 25-minute exposure with the 20-inch Carnegie Astrograph of the Lick Observatory on June 17, 1955, 10h 46m UT. The tail extends north and west ; 1 mm = 45". |
| Date | |
| Source |
Comet Notes Publications of the Astronomical Society of the Pacific Vol. 67, No. 398 (October 1955), pp. 359-361 |
| Author | Elizabeth Roemer |
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This work is in the public domain in the United States because it was published in the United States between 1929 and 1977, inclusive, without a copyright notice. For further explanation, see Commons:Hirtle chart as well as a detailed definition of "publication" for public art. Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:39, 23 February 2023 | | 677 × 841 (159 KB) | C messier (talk | contribs) | Uploaded a work by Elizabeth Roemer from [https://www.jstor.org/stable/40672998 Comet Notes] Publications of the Astronomical Society of the Pacific Vol. 67, No. 398 (October 1955), pp. 359-361 with UploadWizard |
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