Planetary hours
in Kharkiv.
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, 23 December 2025: day of Mars
- Sunrise
- 07:31
- Sunset
- 15:36
- Next sunrise
- 07:32
A day hour lasts 40 min; a night hour, 1h 20m. Local time (Europe/Kyiv).
Day
- 1♂︎ Mars07:31 – 08:12
- 2☉︎ Sun08:12 – 08:52
- 3♀︎ Venus08:52 – 09:32
- 4☿︎ Mercury09:32 – 10:13
- 5☽︎ Moon10:13 – 10:53
- 6♄︎ Saturn10:53 – 11:34
- 7♃︎ Jupiter11:34 – 12:14
- 8♂︎ Mars12:14 – 12:54
- 9☉︎ Sun12:54 – 13:35
- 10♀︎ Venus13:35 – 14:15
- 11☿︎ Mercury14:15 – 14:56
- 12☽︎ Moon14:56 – 15:36
Night
- 1♄︎ Saturn15:36 – 16:56
- 2♃︎ Jupiter16:56 – 18:15
- 3♂︎ Mars18:15 – 19:35
- 4☉︎ Sun19:35 – 20:55
- 5♀︎ Venus20:55 – 22:14
- 6☿︎ Mercury22:14 – 23:34
- 7☽︎ Moon23:34 – 00:53
- 8♄︎ Saturn00:53 – 02:13
- 9♃︎ Jupiter02:13 – 03:33
- 10♂︎ Mars03:33 – 04:52
- 11☉︎ Sun04:52 – 06:12
- 12♀︎ Venus06:12 – 07:32
Other cities · Ukraine
Questions
How are the planetary hours calculated in Kharkiv?
On Tuesday, 23 December 2025, the Sun rises at 07:31 and sets at 15:36: the day lasts 8h 05m, that is twelve day hours of 40 min. The night, until the next sunrise at 07:32, lasts 15h 56m: twelve night hours of 1h 20m.
Which planet rules the first hour that day?
Mars, from 07:31 to 08:12: 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.