Comet Delavan, formally designated as C/1913 Y1, is a hyperbolic comet discovered by astronomer Pablo T. Delavan on December 18, 1913, from the La Plata Observatory in Argentina.[2]

The comet was last seen on September 19, 1915.[4] It is one of 19 comets used in the original sample by Jan Oort for his hypothesis regarding the origin of long-period comets in 1950.[5]

References

  1. ^ "Comet Names and Designations". International Comet Quarterly. Retrieved 4 November 2024.
  2. ^ a b "C/1913 Y1 | CODEC". Catalogue of Cometary Orbits and their Dynamical Evolution. Retrieved 4 November 2024.
  3. ^ "C/1913 Y1 – JPL Small-Body Database Browser". ssd.jpl.nasa.gov. Jet Propulsion Laboratory. Retrieved 4 November 2024.
  4. ^ G. W. Kronk (2007). Cometography - A Catalog of Comets (PDF). Vol. 3: 1900-1932. Cambridge University Press. Bibcode:2008JAHH...11...83O. ISBN 978-0-521-58506-4. ISSN 1440-2807.
  5. ^ M. Królikowska; P. A. Dybczyński (2010). "Where do Long-Period Comets come from? 26 Comets from the non-gravitational Oort spike" (PDF). Monthly Notices of the Royal Astronomical Society. 404 (4): 1886–1902. doi:10.1111/j.1365-2966.2010.16403.x.


Allikas: https://en.wikipedia.org/wiki/C/1913_Y1
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