Planetary hours
in Impfondo.
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 Saturday, 19 September 2026: day of Saturn
- Sunrise
- 05:38
- Sunset
- 17:44
- Next sunrise
- 05:37
A day hour lasts 1h 01m; a night hour, 59 min. Local time (Africa/Brazzaville).
Day
- 1♄︎ Saturn05:38 – 06:38
- 2♃︎ Jupiter06:38 – 07:39
- 3♂︎ Mars07:39 – 08:39
- 4☉︎ Sun08:39 – 09:40
- 5♀︎ Venus09:40 – 10:40
- 6☿︎ Mercury10:40 – 11:41
- 7☽︎ Moon11:41 – 12:42
- 8♄︎ Saturn12:42 – 13:42
- 9♃︎ Jupiter13:42 – 14:43
- 10♂︎ Mars14:43 – 15:43
- 11☉︎ Sun15:43 – 16:44
- 12♀︎ Venus16:44 – 17:44
Night
- 1☿︎ Mercury17:44 – 18:44
- 2☽︎ Moon18:44 – 19:43
- 3♄︎ Saturn19:43 – 20:43
- 4♃︎ Jupiter20:43 – 21:42
- 5♂︎ Mars21:42 – 22:41
- 6☉︎ Sun22:41 – 23:41
- 7♀︎ Venus23:41 – 00:40
- 8☿︎ Mercury00:40 – 01:40
- 9☽︎ Moon01:40 – 02:39
- 10♄︎ Saturn02:39 – 03:39
- 11♃︎ Jupiter03:39 – 04:38
- 12♂︎ Mars04:38 – 05:37
Other cities · Congo - Brazzaville
Questions
How are the planetary hours calculated in Impfondo?
On Saturday, 19 September 2026, the Sun rises at 05:38 and sets at 17:44: the day lasts 12h 07m, that is twelve day hours of 1h 01m. The night, until the next sunrise at 05:37, lasts 11h 53m: twelve night hours of 59 min.
Which planet rules the first hour that day?
Saturn, from 05:38 to 06:38: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Jupiter, Mars, the Sun, Venus, Mercury, the Moon, then Saturn 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.