Planetary hours
in Riberalta.
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, 17 January 2027: day of the Sun
- Sunrise
- 06:13
- Sunset
- 18:54
- Next sunrise
- 06:14
A day hour lasts 1h 03m; a night hour, 57 min. Local time (America/La_Paz).
Day
- 1☉︎ Sun06:13 – 07:17
- 2♀︎ Venus07:17 – 08:20
- 3☿︎ Mercury08:20 – 09:23
- 4☽︎ Moon09:23 – 10:27
- 5♄︎ Saturn10:27 – 11:30
- 6♃︎ Jupiter11:30 – 12:34
- 7♂︎ Mars12:34 – 13:37
- 8☉︎ Sun13:37 – 14:41
- 9♀︎ Venus14:41 – 15:44
- 10☿︎ Mercury15:44 – 16:47
- 11☽︎ Moon16:47 – 17:51
- 12♄︎ Saturn17:51 – 18:54
Night
- 1♃︎ Jupiter18:54 – 19:51
- 2♂︎ Mars19:51 – 20:48
- 3☉︎ Sun20:48 – 21:44
- 4♀︎ Venus21:44 – 22:41
- 5☿︎ Mercury22:41 – 23:37
- 6☽︎ Moon23:37 – 00:34
- 7♄︎ Saturn00:34 – 01:31
- 8♃︎ Jupiter01:31 – 02:27
- 9♂︎ Mars02:27 – 03:24
- 10☉︎ Sun03:24 – 04:20
- 11♀︎ Venus04:20 – 05:17
- 12☿︎ Mercury05:17 – 06:14
Other cities · Bolivia
Questions
How are the planetary hours calculated in Riberalta?
On Sunday, 17 January 2027, the Sun rises at 06:13 and sets at 18:54: the day lasts 12h 41m, that is twelve day hours of 1h 03m. The night, until the next sunrise at 06:14, lasts 11h 19m: twelve night hours of 57 min.
Which planet rules the first hour that day?
The Sun, from 06:13 to 07:17: 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.