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 Wednesday, 30 December 2026: day of Mercury
- Sunrise
- 07:09
- Sunset
- 18:08
- Next sunrise
- 07:09
A day hour lasts 55 min; a night hour, 1h 05m. Local time (America/Mexico_City).
Day
- 1☿︎ Mercury07:09 – 08:04
- 2☽︎ Moon08:04 – 08:59
- 3♄︎ Saturn08:59 – 09:54
- 4♃︎ Jupiter09:54 – 10:49
- 5♂︎ Mars10:49 – 11:43
- 6☉︎ Sun11:43 – 12:38
- 7♀︎ Venus12:38 – 13:33
- 8☿︎ Mercury13:33 – 14:28
- 9☽︎ Moon14:28 – 15:23
- 10♄︎ Saturn15:23 – 16:18
- 11♃︎ Jupiter16:18 – 17:13
- 12♂︎ Mars17:13 – 18:08
Night
- 1☉︎ Sun18:08 – 19:13
- 2♀︎ Venus19:13 – 20:18
- 3☿︎ Mercury20:18 – 21:23
- 4☽︎ Moon21:23 – 22:28
- 5♄︎ Saturn22:28 – 23:33
- 6♃︎ Jupiter23:33 – 00:39
- 7♂︎ Mars00:39 – 01:44
- 8☉︎ Sun01:44 – 02:49
- 9♀︎ Venus02:49 – 03:54
- 10☿︎ Mercury03:54 – 04:59
- 11☽︎ Moon04:59 – 06:04
- 12♄︎ Saturn06:04 – 07:09
Other cities · Mexico
Questions
How are the planetary hours calculated in Iztapalapa?
On Wednesday, 30 December 2026, the Sun rises at 07:09 and sets at 18:08: the day lasts 10h 59m, that is twelve day hours of 55 min. The night, until the next sunrise at 07:09, lasts 13h 01m: twelve night hours of 1h 05m.
Which planet rules the first hour that day?
Mercury, from 07:09 to 08:04: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Moon, Saturn, Jupiter, Mars, the Sun, Venus, then Mercury 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.