Planetary hours
in Resistencia.
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 December 2026: day of Mars
- Sunrise
- 05:55
- Sunset
- 19:47
- Next sunrise
- 05:55
A day hour lasts 1h 09m; a night hour, 51 min. Local time (America/Argentina/Cordoba).
Day
- 1♂︎ Mars05:55 – 07:04
- 2☉︎ Sun07:04 – 08:13
- 3♀︎ Venus08:13 – 09:23
- 4☿︎ Mercury09:23 – 10:32
- 5☽︎ Moon10:32 – 11:41
- 6♄︎ Saturn11:41 – 12:51
- 7♃︎ Jupiter12:51 – 14:00
- 8♂︎ Mars14:00 – 15:09
- 9☉︎ Sun15:09 – 16:19
- 10♀︎ Venus16:19 – 17:28
- 11☿︎ Mercury17:28 – 18:37
- 12☽︎ Moon18:37 – 19:47
Night
- 1♄︎ Saturn19:47 – 20:37
- 2♃︎ Jupiter20:37 – 21:28
- 3♂︎ Mars21:28 – 22:19
- 4☉︎ Sun22:19 – 23:09
- 5♀︎ Venus23:09 – 00:00
- 6☿︎ Mercury00:00 – 00:51
- 7☽︎ Moon00:51 – 01:42
- 8♄︎ Saturn01:42 – 02:32
- 9♃︎ Jupiter02:32 – 03:23
- 10♂︎ Mars03:23 – 04:14
- 11☉︎ Sun04:14 – 05:04
- 12♀︎ Venus05:04 – 05:55
Other cities · Argentina
Questions
How are the planetary hours calculated in Resistencia?
On Tuesday, 15 December 2026, the Sun rises at 05:55 and sets at 19:47: the day lasts 13h 52m, that is twelve day hours of 1h 09m. The night, until the next sunrise at 05:55, lasts 10h 08m: twelve night hours of 51 min.
Which planet rules the first hour that day?
Mars, from 05:55 to 07:04: 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.