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WWW  Rika Nenpyo Premium  
同時接続数...No limit   収録範囲...1925-  資料タイプ...Figures, Statistics, Numerical datas  分野...General - Technology  日本語
Rika Nenpyo Premium provides all of the data (from 1947 to present) in Rika Nenpyo (science data book which compiled by National Astronomical Observatory of Japan). You can also download these data in CSV form.
注意事項  Click [ログイン] button to login the database.