475 Ocllo

Mars-crossing asteroid

475 Ocllo is a large Mars-crossing asteroid.[2] It was discovered by American astronomer DeLisle Stewart on August 14, 1901 and was assigned a provisional name of 1901 HN.[5][6]

Photometric observations of this asteroid at the Organ Mesa Observatory in Las Cruces, New Mexico during 2010 gave a light curve with a period of 7.3151 ± 0.0002 hours and a brightness variation of 0.66 ± 0.04 in magnitude.[4]

References

  1. ^ "The Asteroid Orbital Elements Database". astorb. Lowell Observatory.
  2. ^ a b c d e "JPL Small-Body Database Browser: 475 Ocllo (1901 HN)". Jet Propulsion Laboratory. Retrieved 9 May 2016.
  3. ^ "Absolute Magnitude (H)". NASA/JPL. Archived from the original on 2 March 2001. Retrieved 14 June 2015.
  4. ^ a b Pilcher, Frederick (April 2011), "Rotation Period Determinations for 25 Phocaea, 140 Siwa, 149 Medusa 186 Celuta, 475 Ocllo, 574 Reginhild, and 603 Timandra", The Minor Planet Bulletin, 38 (2): 76–78, Bibcode:2011MPBu...38...76P.
  5. ^ Pickering, Edward C. (1905). "Positions of (475) Ocllo during 1904". Astronomische Nachrichten. 169 (8–9): 139–142. Bibcode:1905AN....169..139P. doi:10.1002/asna.19051690806. ISSN 0004-6337.
  6. ^ Kreutz, H. (1904). "Planet (475) Ocllo". Astronomische Nachrichten. 167 (21): 349–350. doi:10.1002/asna.19041672106. ISSN 0004-6337.
  • 475 Ocllo at AstDyS-2, Asteroids—Dynamic Site
    • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
  • 475 Ocllo at the JPL Small-Body Database Edit this at Wikidata
    • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters
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