File:Comet 1942e Oterma.jpg
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Summary
| Description |
English: Comet 1942e Oterma (38P) photographed on 11 November 1942 from the 24 inch reflector of the Yerkers Observatory. Exposure time in 20 minutes. |
| Date | |
| Source | Comet Notes: Comet 1942 e (Oterma); Comet 1942 b (Oterma); Comet Schwasmann-Wachmann No. 1; Comet 1928 I (Reinmuth), Popular Astronomy, Vol. 50, p.565 |
| Author | George Van Biesbroeck |
Licensing
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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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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 11:54, 5 February 2023 | | 368 × 362 (65 KB) | C messier | Uploaded a work by George Van Biesbroeck from [https://articles.adsabs.harvard.edu/pdf/1942PA.....50..565. Comet Notes: Comet 1942 e (Oterma); Comet 1942 b (Oterma); Comet Schwasmann-Wachmann No. 1; Comet 1928 I (Reinmuth)], Popular Astronomy, Vol. 50, p.565 with UploadWizard |
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