Free calculators
Which shapes are in your chart?
Most of these shapes are common, so simply having one doesn't tell you much. Each calculator shows you whether you have the shape and how tight yours is, measured against 100,000 random charts. You only need to enter your details once, and every calculator will remember them.
Yod calculator Two points a sextile apart, both leaning at 150° on a third. Often called the Finger of God. About 41 in 100 charts have one T-square calculator An opposition with both ends square to a third point, the apex, where the strain of the pair lands. About 86 in 100 charts have one Grand trine calculator Three points at easy 120° angles to one another, usually all in one element. About 39 in 100 charts have one Grand cross calculator Four points square to one another: two oppositions crossing at right angles. About 14 in 100 charts have one Kite calculator A grand trine with a fourth point opposite one corner, linked to the other two by sextiles. About 22 in 100 charts have one Mystic rectangle calculator Two oppositions whose ends are joined by two sextiles and two trines. About 14 in 100 charts have one Stellium calculator Four or more planets in one sign, and whether it is yours or shared with your generation. About 20 in 100 charts have one Signature sign calculator The sign that matches the balance of your whole chart, with the count behind it. About 35 in 100 charts have no single signature sign House system calculator Your planets in Placidus, Equal and Whole Sign houses side by side, and which houses all three agree on. In about 97 in 100 charts, at least one planet changes house
Not sure where to start?
Your whole chart shows your Sun, Moon and rising sign, and the one shape in it that's genuinely uncommon, if there is one.
See my whole chart