4217 Engelhardt (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "4217 Engelhardt" in English language version.

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arxiv.org

doi.org

harvard.edu

ui.adsabs.harvard.edu

adsabs.harvard.edu

minorplanet.info

minorplanetcenter.net

minorplanetobserver.com

  • Lightcurve plot of (4217) Engelhardt, at the Palmer Divide Observatory, by B. D. Warner (2011). The first plot gives a rotation period of 3.0661 hours. The second plot has that period subtracted and gives a possible orbital period of 36.03 hours for the presumed satellite.

nasa.gov

ssd.jpl.nasa.gov

  • "JPL Small-Body Database Browser: 4217 Engelhardt (1988 BO2)" (2017-06-05 last obs.). Jet Propulsion Laboratory. Retrieved 4 July 2017.

neo.jpl.nasa.gov

nih.gov

pubmed.ncbi.nlm.nih.gov

psi.edu

sbntools.psi.edu

sbnarchive.psi.edu

web.archive.org

worldcat.org

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