Planetary hours
in Diez de Octubre.
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 Tuesday, 20 October 2026: day of Mars
- Sunrise
- 07:28
- Sunset
- 18:59
- Next sunrise
- 07:29
A day hour lasts 58 min; a night hour, 1h 02m. Local time (America/Havana).
Day
- 1♂︎ Mars07:28 – 08:26
- 2☉︎ Sun08:26 – 09:23
- 3♀︎ Venus09:23 – 10:21
- 4☿︎ Mercury10:21 – 11:18
- 5☽︎ Moon11:18 – 12:16
- 6♄︎ Saturn12:16 – 13:14
- 7♃︎ Jupiter13:14 – 14:11
- 8♂︎ Mars14:11 – 15:09
- 9☉︎ Sun15:09 – 16:06
- 10♀︎ Venus16:06 – 17:04
- 11☿︎ Mercury17:04 – 18:01
- 12☽︎ Moon18:01 – 18:59
Night
- 1♄︎ Saturn18:59 – 20:01
- 2♃︎ Jupiter20:01 – 21:04
- 3♂︎ Mars21:04 – 22:06
- 4☉︎ Sun22:06 – 23:09
- 5♀︎ Venus23:09 – 00:11
- 6☿︎ Mercury00:11 – 01:14
- 7☽︎ Moon01:14 – 02:16
- 8♄︎ Saturn02:16 – 03:19
- 9♃︎ Jupiter03:19 – 04:21
- 10♂︎ Mars04:21 – 05:24
- 11☉︎ Sun05:24 – 06:26
- 12♀︎ Venus06:26 – 07:29
Other cities · Cuba
Questions
How are the planetary hours calculated in Diez de Octubre?
On Tuesday, 20 October 2026, the Sun rises at 07:28 and sets at 18:59: the day lasts 11h 31m, that is twelve day hours of 58 min. The night, until the next sunrise at 07:29, lasts 12h 29m: twelve night hours of 1h 02m.
Which planet rules the first hour that day?
Mars, from 07:28 to 08:26: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.