801 Helwerthia (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "801 Helwerthia" in English language version.

refsWebsite

Global rank English rank

75^th place

83^rd place

1web.archive.org

1^st place

1^st place

low place

low place

18^th place

17^th place

harvard.edu

ui.adsabs.harvard.edu

Pilcher, Frederick; et al. (October 2012), "Rotation Period Determination for 801 Helwerthia", The Minor Planet Bulletin, 39 (4): 222–225, Bibcode:2012MPBu...39..222P

nasa.gov

ssd.jpl.nasa.gov

"801 Helwerthia (1915 WQ)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 6 May 2016.

psi.edu

"Supplemental IRAS Minor Planet Survey". Archived from the original on 23 June 2006.

web.archive.org

"Supplemental IRAS Minor Planet Survey". Archived from the original on 23 June 2006.