Planetary hours
in Samara.
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, 10 December 2025: day of Mercury
- Sunrise
- 08:42
- Sunset
- 16:21
- Next sunrise
- 08:43
A day hour lasts 38 min; a night hour, 1h 22m. Local time (Europe/Samara).
Day
- 1☿︎ Mercury08:42 – 09:20
- 2☽︎ Moon09:20 – 09:59
- 3♄︎ Saturn09:59 – 10:37
- 4♃︎ Jupiter10:37 – 11:15
- 5♂︎ Mars11:15 – 11:53
- 6☉︎ Sun11:53 – 12:32
- 7♀︎ Venus12:32 – 13:10
- 8☿︎ Mercury13:10 – 13:48
- 9☽︎ Moon13:48 – 14:26
- 10♄︎ Saturn14:26 – 15:05
- 11♃︎ Jupiter15:05 – 15:43
- 12♂︎ Mars15:43 – 16:21
Night
- 1☉︎ Sun16:21 – 17:43
- 2♀︎ Venus17:43 – 19:05
- 3☿︎ Mercury19:05 – 20:27
- 4☽︎ Moon20:27 – 21:48
- 5♄︎ Saturn21:48 – 23:10
- 6♃︎ Jupiter23:10 – 00:32
- 7♂︎ Mars00:32 – 01:54
- 8☉︎ Sun01:54 – 03:16
- 9♀︎ Venus03:16 – 04:38
- 10☿︎ Mercury04:38 – 06:00
- 11☽︎ Moon06:00 – 07:21
- 12♄︎ Saturn07:21 – 08:43
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Questions
How are the planetary hours calculated in Samara?
On Wednesday, 10 December 2025, the Sun rises at 08:42 and sets at 16:21: the day lasts 7h 39m, that is twelve day hours of 38 min. The night, until the next sunrise at 08:43, lasts 16h 22m: twelve night hours of 1h 22m.
Which planet rules the first hour that day?
Mercury, from 08:42 to 09:20: 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.