Ephemeris Computation Office, NAOJ http://eco.mtk.nao.ac.jp/koyomi/index.html.en 2012-03-30T13:00:00+09:00 This site offers lots of information on calendar and ephemeris, such as times of rising, meridian transit, settig of the Sun, Moon or planets, solar eclipse, lunar eclipse, transit of planet, and lunar occultation. Ephemeris Computation Office, NAOJ http://eco.mtk.nao.ac.jp/koyomi/index.html.en http://eco.mtk.nao.ac.jp/apple-touch-icon-72x72-precomposed.png Annular Eclipse on May 21st http://eco.mtk.nao.ac.jp/koyomi/index.html.en 2012-03-30T13:00:00+09:00 <ul> <li><a href="http://eco.mtk.nao.ac.jp/koyomi/topics/html/topics2012_1.html" >Celestial Phenomena in 2012</a> (Japanese Only)</li> <li><a href="http://eco.mtk.nao.ac.jp/cgi-bin/koyomi/eclipsex_s_en.cgi" target="_top" >Local Prediction of Solar Eclipse</a>(<a href="http://eco2.mtk.nao.ac.jp/cgi-bin/koyomi/eclipsex_s_en.cgi" target="_top" title="Local Prediction of Solar Eclipse(mirror)" rel="nofollow" >mirror</a>)</li> <li><a href="http://eco.mtk.nao.ac.jp/koyomi/faq/solar_eclipse.html.en" >Glossary (Solar Eclipse)</a></li> <li>Please use <a href="http://eco2.mtk.nao.ac.jp/koyomi/index.html.en" target="_top" >mirror site</a> if server response is slow.</li> </ul> Transit of Venus on June 6th http://eco.mtk.nao.ac.jp/koyomi/index.html.en 2012-03-30T12:00:00+09:00 <ul> <li><a href="http://eco.mtk.nao.ac.jp/koyomi/topics/html/topics2012_1.html" >Celestial Phenomena in 2012</a> (Japanese Only)</li> <li><a href="http://eco.mtk.nao.ac.jp/cgi-bin/koyomi/transitx_en.cgi" target="_top" >Local Prediction of Transit of Venus</a>(<a href="http://eco2.mtk.nao.ac.jp/cgi-bin/koyomi/transitx_en.cgi" target="_top" title="Local Prediction of Transit of Venus(mirror)" rel="nofollow" >mirror</a>)</li> <li><a href="http://eco.mtk.nao.ac.jp/koyomi/faq/transit.html.en" >Glossary (Transit of Mercury, Venus)</a></li> <li>Please use <a href="http://eco2.mtk.nao.ac.jp/koyomi/index.html.en" target="_top" >mirror site</a> if server response is slow.</li> </ul> The website has moved! http://eco.mtk.nao.ac.jp/koyomi/index.html.en 2011-06-03T12:00:00+09:00 The website of Ephemeris Comutation Office, NAOJ has moved to <a href="http://eco.mtk.nao.ac.jp/koyomi/" >http://eco.mtk.nao.ac.jp/koyomi/</a>! Updated Monthly Calendar http://eco.mtk.nao.ac.jp/cgi-bin/koyomi/monthly_pc_en.cgi 2011-02-01T05:00:00+09:00 Added data for 2012 Added local prediction of lunar occultation of planet http://eco.mtk.nao.ac.jp/cgi-bin/koyomi/occulx_p_en.cgi 2011-01-27T12:00:00+09:00 Ver.2 Updated local prediction of transit of planet http://eco.mtk.nao.ac.jp/cgi-bin/koyomi/transitx_en.cgi 2011-01-27T12:00:00+09:00 Ver.2 Updated local prediction of lunar elcipse http://eco.mtk.nao.ac.jp/cgi-bin/koyomi/eclipsex_l_en.cgi 2011-01-27T12:00:00+09:00 Ver.2 Updated local prediction of solar elcipse http://eco.mtk.nao.ac.jp/cgi-bin/koyomi/eclipsex_s_en.cgi 2011-01-27T12:00:00+09:00 Ver.2 Koyomi Station Updated http://eco.mtk.nao.ac.jp/cgi-bin/koyomi/koyomix_en.cgi 2010-11-12T12:00:00+09:00 added rise/set graph, rise/set map, phases of the Moon and planets. Sky Viewer Updated http://eco.mtk.nao.ac.jp/cgi-bin/koyomi/skyviewer_en.cgi 2010-11-12T12:00:00+09:00 added phases of the Moon and planets.