The National Astronomical Observatory of Japan is an astronomical research organisation comprising several facilities in Japan, as well as an observatory in Hawaii. It was established in 1988 as an amalgamation of three existing research organizations - the Tokyo Astronomical Observatory of the University of Tokyo, International Latitude Observatory of Mizusawa, and a part of Research Institute of Atmospherics of Nagoya University. More information...
In June 2020 the website nao.ac.jp was on the 5,218th place in the ranking of the most reliable and popular sources in multilingual Wikipedia from readers' point of view (PR-score). If we consider only frequency of appearance of this source in references of Wikipedia articles (F-score), this website was on the 6,410th place in June 2020. From Wikipedians' point of view, "nao.ac.jp" is the 10,715th most reliable source in different language versions of Wikipedia (AR-score).
The website is placed before neh.gov and after saudiaramcoworld.com in multilingual PR ranking of the most reliable sources in Wikipedia.
BestRef shows popularity and reliability scores for sources in references of Wikipedia articles in different languages. Data extraction based on complex method using Wikimedia dumps. To find the most popular and reliable sources we used information about over 200 million references of Wikipedia articles. More details...