Astrocartography line crossings
Line crossings finder
A single planetary line marks one theme. A crossing is a place where two lines of different planets meet, so two themes are emphasised at once. This tool calculates your lines from your birth moment, finds every crossing between the ten planets, and lists the major cities nearest to each one.
Your line crossings
Crossings need a birth time
Choose the city from the suggestions so the chart uses its coordinates and historical timezone. The calculator then draws the ten planets’ lines and finds where they meet.
01
What a line crossing is
Every planet has four lines on the astrocartography map: Ascendant (rising), Descendant (setting), Midheaven (culminating) and IC (lowest point). Where a line of one planet meets a line of another, the two planets are on their angles for the same place, and astrocartographers read the themes of both together.
The Midheaven and IC lines are straight north-south meridians, so they meet the curved Ascendant and Descendant lines of other planets. Two meridians never meet, and a planet’s own lines are not counted against each other.
02
Crossings and paran latitudes
A crossing sits on a particular latitude, and that latitude is where the two planets are on their angles at the same time during the day. Traditional astrologers call this relationship a paran and read it around the whole latitude circle, usually allowing about a degree of latitude either side.
This tool reports the crossing point itself and the major cities within 500 km of it, because that is the part you can check on a map. It does not claim that a whole latitude is activated.
03
Reading the pair, not just the city
Read the two planets together. Venus with Jupiter is usually described as warmth and opportunity; Mars with Saturn as effort and friction. The filter groups pairs into supportive, demanding and mixed using the planets’ traditional character, so you can see where a city sits before reading further.
A demanding pair is not a warning. Many people choose places that ask something of them, such as a hard-working city or a place with a strong sense of purpose. It is a description of emphasis, not an outcome.
04
Distance and birth time
The effect of a line is usually described as strongest close to it and fading over a few hundred kilometres, so a city 40 km from a crossing is read more strongly than one 450 km away. The distance beside each city is measured from the crossing, not from either single line.
Lines move about 15° of longitude for every hour of birth time, and the crossings move with them. An unreliable birth time moves every result, so use a recorded time when you can.
05
What this result cannot decide
A crossing cannot tell you where you will be happy, whom you will meet or whether a move will work. Cost of living, language, visas, family and work matter more than any line.
Astrocartography is a symbolic interpretive practice, not a validated predictor. Use the list to choose which places to research further, and make the decision on practical evidence.
Crossings very close to the 180° meridian, and beyond 70° of latitude, are not searched. The list covers roughly 200 major cities; the full map shows smaller places.
Line crossings questions
What is a line crossing in astrocartography?
It is a point on the map where a line of one planet meets a line of another planet. Astrocartographers read it as the themes of both planets being emphasised in that place.
Is a crossing the same as a paran?
They are related. The latitude of a crossing is the paran latitude of the two planets. This tool reports the crossing point and nearby cities, not the whole latitude band.
Do I need an exact birth time?
Yes. Lines move about 15° of longitude per hour of birth time, so a rounded time can put every crossing in a different place.
Why are some pairs called demanding?
Pairs of Mars, Saturn, Uranus, Neptune and Pluto are traditionally read as asking more effort or bringing more change. It is a description of emphasis, not a warning to avoid a place.
Can a crossing tell me where to live?
No. It is one piece of evidence for deciding which places to research. Cost, work, language, visas and people matter more.
See every line and crossing on your map
The full astrocartography map draws all ten planets’ lines, ranks cities for your goal and explains the evidence behind each line.
Open my astrocartography map