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Reki Yoko

PDF Version (Japanese Only) PDFHeisei 29 (2017) | PDFHeisei 28 (2016) | PDFHeisei 27 (2015) | Others |

All date and time in Reki Yoko are based on Japan Central Standard Time (UTC + 9h).


National Holidays, Sundays

National Holidays, SundaysHeisei 29 (2017) | National Holidays, SundaysHeisei 28 (2016) | National Holidays, SundaysHeisei 27 (2015) |

Although the definition of Japanese National Holidays is in "Act on National Holidays" (Cabinet Office Site link), no definite day is given for Shunbun no Hi nor Shuubun no Hi. Those days are defined by 24 Sekki, more specifically Shunbun (Vernal Equinox) and Shuubun (Autumnal Equinox), respectively.

If a national holiday falls upon Sunday, The first day after that day excluding national holidays becomes a holiday. And a non-national holiday sandwiched by two National holidays becomes a holiday.


24 Sekki and Zassetsu

24 Sekki and ZassetsuHeisei 29 (2017) | 24 Sekki and ZassetsuHeisei 28 (2016) | 24 Sekki and ZassetsuHeisei 27 (2015) |

Times of 24 Sekki, Doyou, Nyuubai and Hangeshou are those when ecliptic longitude of the Sun reaches the value in the Longitude column. Setsubun is the day before Risshun. Doyou and Higan shows the start day of Doyou and Higan period, respectively.


Phases of the Moon

Phases of the MoonHeisei 29 (2017) | Phases of the MoonHeisei 28 (2016) | Phases of the MoonHeisei 27 (2015) |

Times of New Moon, First Quarter, Full Moon and Last Quarter are those when the difference between longitudes of the Moon and the Sun becomes 0°, 90°, 180° and 270°, respectively.


Sunrise and Sunset in Tokyo

Sunrise and Sunset in TokyoHeisei 29 (2017) | Sunrise and Sunset in TokyoHeisei 28 (2016) | Sunrise and Sunset in TokyoHeisei 27 (2015) |

Sunrise and sunset are times when the upper limb of the Sun touches the horizon at Azabu where Former Tokyo Astronomical Observatory located. Height of Azabu is not considered. Location of Tokyo is 139°44' 28.8869" East longitude and 35°39' 29.1572" North latitude.


Eclipses, Transit of planet

EclipsesHeisei 29 (2017) | EclipsesHeisei 28 (2016) | EclipsesHeisei 27 (2015) |

This is a list of local predictions of Solar Eclipses, Lunar Eclipses and Transit of planet for major cities in Japan. Location of Tokyo is mentioned above. Location of other cities are as follows.

Location of the cities
Name     East Longitude  North Latitude
Naha     127°40'        26°13'
Fukuoka  130°24'        33°35'
Kyoto    135°45'        35° 1'
Sendai   140°52'        38°16'
Sapporo  141°21'        43° 4'