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, 15 September 2026: day of Mars
- Sunrise
- 07:16
- Sunset
- 19:32
- Next sunrise
- 07:16
A day hour lasts 1h 01m; a night hour, 59 min. Local time (America/Havana).
Day
- 1♂︎ Mars07:16 – 08:17
- 2☉︎ Sun08:17 – 09:18
- 3♀︎ Venus09:18 – 10:20
- 4☿︎ Mercury10:20 – 11:21
- 5☽︎ Moon11:21 – 12:22
- 6♄︎ Saturn12:22 – 13:24
- 7♃︎ Jupiter13:24 – 14:25
- 8♂︎ Mars14:25 – 15:27
- 9☉︎ Sun15:27 – 16:28
- 10♀︎ Venus16:28 – 17:29
- 11☿︎ Mercury17:29 – 18:31
- 12☽︎ Moon18:31 – 19:32
Night
- 1♄︎ Saturn19:32 – 20:31
- 2♃︎ Jupiter20:31 – 21:30
- 3♂︎ Mars21:30 – 22:28
- 4☉︎ Sun22:28 – 23:27
- 5♀︎ Venus23:27 – 00:25
- 6☿︎ Mercury00:25 – 01:24
- 7☽︎ Moon01:24 – 02:23
- 8♄︎ Saturn02:23 – 03:21
- 9♃︎ Jupiter03:21 – 04:20
- 10♂︎ Mars04:20 – 05:19
- 11☉︎ Sun05:19 – 06:17
- 12♀︎ Venus06:17 – 07:16
Other cities · Cuba
Questions
How are the planetary hours calculated in Diez de Octubre?
On Tuesday, 15 September 2026, the Sun rises at 07:16 and sets at 19:32: the day lasts 12h 17m, that is twelve day hours of 1h 01m. The night, until the next sunrise at 07:16, lasts 11h 44m: twelve night hours of 59 min.
Which planet rules the first hour that day?
Mars, from 07:16 to 08:17: 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.