Planetary hours
in Iztapalapa.
The day, from sunrise to sunset, is cut into twelve equal hours; so is the night, from sunset to the next sunrise. Each hour carries a planet, in the Chaldean order. A planetary hour therefore lasts 60 minutes only at the equinoxes: it all depends on the date and the city. Here are the exact hours for your city; what you do with them is up to you.
Planetary day of Sunday, 10 January 2027: day of the Sun
- Sunrise
- 07:12
- Sunset
- 18:15
- Next sunrise
- 07:12
A day hour lasts 55 min; a night hour, 1h 05m. Local time (America/Mexico_City).
Day
- 1☉︎ Sun07:12 – 08:07
- 2♀︎ Venus08:07 – 09:02
- 3☿︎ Mercury09:02 – 09:58
- 4☽︎ Moon09:58 – 10:53
- 5♄︎ Saturn10:53 – 11:48
- 6♃︎ Jupiter11:48 – 12:43
- 7♂︎ Mars12:43 – 13:39
- 8☉︎ Sun13:39 – 14:34
- 9♀︎ Venus14:34 – 15:29
- 10☿︎ Mercury15:29 – 16:24
- 11☽︎ Moon16:24 – 17:20
- 12♄︎ Saturn17:20 – 18:15
Night
- 1♃︎ Jupiter18:15 – 19:20
- 2♂︎ Mars19:20 – 20:24
- 3☉︎ Sun20:24 – 21:29
- 4♀︎ Venus21:29 – 22:34
- 5☿︎ Mercury22:34 – 23:39
- 6☽︎ Moon23:39 – 00:43
- 7♄︎ Saturn00:43 – 01:48
- 8♃︎ Jupiter01:48 – 02:53
- 9♂︎ Mars02:53 – 03:58
- 10☉︎ Sun03:58 – 05:02
- 11♀︎ Venus05:02 – 06:07
- 12☿︎ Mercury06:07 – 07:12
Other cities · Mexico
Questions
How are the planetary hours calculated in Iztapalapa?
On Sunday, 10 January 2027, the Sun rises at 07:12 and sets at 18:15: the day lasts 11h 03m, that is twelve day hours of 55 min. The night, until the next sunrise at 07:12, lasts 12h 57m: twelve night hours of 1h 05m.
Which planet rules the first hour that day?
The Sun, from 07:12 to 08:07: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun again.
Today’s sky, on YOUR chart
Planetary hours are the same for everyone in a city. Your chart is yours alone: every morning AstroXP crosses the real sky with your birth, to the minute, and tells you what time it plays out for you.
On a computer? Scan this code with your phone.
Calendars
Sunrise and sunset calculated for the city (the Sun’s centre 0°50′ below the horizon: refraction and semi-diameter), local time of the city’s time zone. Checked against astronomy-engine, the app’s engine.