Minor Grand Trine Calculator

Three planets in a specific supportive triangle. Planets A and C sit in trine. Planet B sits 60° from A and 60° from C. The result is one trine base with two sextiles meeting at the apex.

Planet B is the apex. It is the only body inside the triangle with two sextiles, which means it can use both ends of the trine base without needing a hard aspect to force the matter.

Another name you may see for the same geometry is the Small Talent Triangle. A Wedge is different: it uses an opposition plus one trine and one sextile.

Start at the apex. The two trine planets describe the resource. The apex decides how that resource becomes visible, useful, or trainable. Reading the trine without naming the apex is how Minor Grand Trine interpretations end up generic.

Sun apex. Identity is the outlet. The native turns support from the trine base into visible presence, confidence, or creative authorship.

Moon apex. Emotional perception is the outlet. The native turns the trine base into care, timing, memory, or a felt read of what the room needs.

Mercury apex. Language and translation. The native turns the trine base into writing, teaching, planning, or useful explanation.

Venus apex. Pairing and aesthetic synthesis. The native turns the trine base into relationship skill, taste, design, or value-setting.

Mars apex. Decisive action. The native turns the trine base into movement, initiative, training, or a willingness to make the first move.

Jupiter apex. Expansion and teaching. The native turns the trine base into a body of work others can borrow. The risk is broadcasting before the supply line is solid.

Saturn apex. Structure and time. The pattern compounds over decades; Saturn apex natives often look slow until the structure is built, then stop being slow.

Uranus apex. Innovation. The triangle looks ordinary until the apex flips it into a method nobody else uses. Uranus apex rewards risk tolerance and punishes safe execution.

Neptune apex. Imagination, devotion, healing. The pattern routes through art, spiritual work, or care. The cost is boundary clarity, since Neptune erodes the line between the native and the people they serve unless the line gets built in deliberately.

Pluto apex. Transformation. The native does not dabble. The trine base gets routed through full overhaul of whatever the apex touches: a body of work, a relationship, an institution. Pluto apex rewards going all the way in or staying out.

The result card shows the apex planet's sign and house. Sign tells you the costume. House tells you the room. A Mercury apex in Gemini in the 9th will publish; a Mercury apex in Pisces in the 4th will write privately. Same geometry, different venue.

The two planets in trine are the resource. Read them as a pair before reading the apex.

Sun-Moon trine: conscious and instinctive selves cooperate. Mars-Venus: action and value can work together. Saturn-Jupiter: structure and expansion have a natural lane. Mercury-Neptune: precise thought and symbolic patterning can feed each other. The trine names the available support; the apex names the usable outlet.

One thing to watch. A Minor Grand Trine has no built-in hard aspect, so it can stay latent until a transit, progression, or life circumstance asks the apex planet to do something. The Aspect Pattern Scanner is the right tool for seeing whether harder configurations press on the same bodies.

These three patterns share a name and get confused often. The actual differences:

A Grand Trine is three planets each trine to the other two, closing a triangle of three trines. It is a closed loop of ease, and the most common critique is that it generalizes capacity without forcing output. No focus planet, no built-in pressure.

A Minor Grand Trine (this tool) has one trine and two sextiles. The sextiles meet at an apex planet, which gives the trine base a practical outlet.

A Kiteis a Grand Trine plus a fourth planet opposing one of the trine points. Four bodies, three trines, one opposition, two sextiles. The opposed body becomes the Kite's focal outlet. Bigger, rarer, and more pressured.

If your chart has both a Grand Trine and a Minor Grand Trine, read the Grand Trine as the broad reservoir and the Minor Grand Trine as the smaller channel where that kind of support becomes easier to use.

The scanner sweeps every triplet of eligible chart bodies for a closed triangle of one trine and two sextiles. When all three aspects fall inside the orb caps, the result is reported as a Minor Grand Trine with the apex planet named.

Orbs come from the shared natal aspect service. The cap on any major aspect is 6°; the actual orb allowed for a given pair is the average of the two bodies' base orbs. Luminaries and the Ascendant take the full 6°; outer planets and Chiron tighten down to 2 to 3°. The triangle is only as tight as its widest arm.

Eligible bodies: Sun through Pluto, Chiron, and the Ascendant. The result card names all three bodies, their signs, degrees, and houses, and flags the apex planet.

Three factors drive most disagreements between Minor Grand Trine tools.

First, the definition itself. This calculator uses the Small Talent Triangle definition: one trine plus two sextiles, no opposition. If another calculator reports a Wedge instead, it is testing a different triangle.

Second, orb tolerance. A site running very wide trine or sextile orbs will flag more configurations than this one, which caps every major aspect at 6° and tightens further for outer planets.

Third, eligible bodies. Some calculators include the lunar nodes, Midheaven, IC, or Descendant. This one uses the Sun through Pluto, Chiron, and the Ascendant.

A natal Minor Grand Trine is not always live. It activates when slow-moving transits touch the trine base or the apex planet, especially by hard aspect.

Transits to the trine base can stir the underlying talent or resource. The pattern often becomes visible when a transit asks the apex planet to act on what the trine already knows how to do.

Transits to the apex work differently. They alter the tool rather than the resource. Natives often emerge from a Saturn or Pluto transit to the apex with a noticeably more concrete expression of a capacity that had been present for years.

Read the apex first. Sign tells you the texture, house tells you the room, and the apex planet's dispositor (the ruler of the apex sign) usually inherits part of the pattern's work too, so glance at that body next.

Then read the trine base as a pair. Name the resource in one sentence: what does planet A supply, what does planet C supply, and how does the apex planet make those gifts actionable?

For the full doctrine, open the Minor Grand Trine learn page. To see how the triangle interlocks with the rest of the chart, run the Aspect Pattern Scanner. A Minor Grand Trine rarely arrives alone in a busy chart, and pattern overlap changes how strongly it reads.