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C/1857 V1 (Donati–van Arsdale)

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For the other comets discovered by Giovanni Battista Donati, see Comet Donati (disambiguation).
C/1857 V1 (Donati–van Arsdale)
Discovery[1]
Discovered byGiovanni B. Donati
Robert van Arsdale
Discovery date10 November 1857
Designations
1857 VI[2]
Orbital characteristics[3]
Epoch19 November 1857 (JD 2399638.0641)
Observation arc39 days
Number of
observations		69
Perihelion1.009 AU
Eccentricity~1.000
Inclination142.156°
141.307°
Argument of
periapsis		95.102°
Last perihelion19 November 1857
Comet total
magnitude (M1)		9.9

Comet Donati–van Arsdale, formally designated as C/1857 V1, is a parabolic comet co-discovered by Giovanni Battista Donati and Robert van Arsdale a few hours apart on 10 November 1857.[4][5] It was calculated to have a retrograde trajectory around the Sun.[1][6]

References

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  1. ^ a b B. A. Gould (1857). "Comet 1857 VI". Astronomical Journal. 5 (108): 89. Bibcode:1857AJ......5...96G. doi:10.1086/100628.
  2. ^ "Comet Names and Designations". International Comet Quarterly. Retrieved 9 December 2024.
  3. ^ "C/1857 V1 (Donati–van Arsdale) – JPL Small-Body Database Lookup". ssd.jpl.nasa.gov. Jet Propulsion Laboratory. Retrieved 9 December 2024.
  4. ^ a b G. W. Kronk (1999). Cometography: A Catalog of Comets. Vol. 2: 1800–1899. Cambridge University Press. pp. 256–257. ISBN 978-0-521-58505-7.
  5. ^ R. van Arsdale (1857). "Letter to the editor [comet observation]". Astronomical Journal. 5 (108): 89. Bibcode:1857AJ......5...89V. doi:10.1086/100615.
  6. ^ M. Pape (1857). "Elements of Comet VI., 1857". Monthly Notices of the Royal Astronomical Society. 18: 15–16. Bibcode:1857MNRAS..18R..15P.
[edit]
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