Piet Mondrian

Painter and furniture designer · Netherlands · 1872–1944

Pisces 17.3° · born March 7, 1872
Birth time unknown

Birth date sourced. Birth time unknown.The Moon remained in Aquarius throughout that civil day. Everything below uses only what the complete civil day settles.

The day, read honestly

The Sun and Pluto sit 0.9° from an exact sextile — near enough that the tradition reads identity and depth as a single working part. Sextiles are read as standing invitations — productive exactly as often as they are accepted.

Positions at 12:00 civil time in Amersfoort—a reference instant, not a birth time. No houses, rising sign, angles, or sect were computed.

Where the Sun actually stood

Pisces, but precisely: 17.3°, second decan, 10°–20°, under the Moon in the triplicity scheme. The tradition kept these divisions because thirty degrees is a long street.

Closer to the ground

The personal planets sit Mercury at 14.1° Pisces, Venus at 13.9° Aquarius, Mars at 4.2° Aries. Mercury in a water sign reads as a mind that absorbs before it argues; Venus in a air sign reads as taste led by wit and proportion; Mars in a fire sign reads as drive that ignites on contact.

The angles that hold

Saturn to Pluto is the closest call of the day, a trine within 0.9°. The scheme reads trines as water finding its level: effortless, and invisible to the person living it. Behind it, the Sun sextile Pluto at 0.9°, and Jupiter opposition Saturn at 0.9° — both still well inside the orbs this site uses. Each angle here was measured at every hour of the civil day and held; whatever the missing clock said, this geometry was in it.

Figures in the geometry

Jupiter opposes Saturn while both square Neptune. Two squares braced against one opposition make a t-square — the chart’s working end, where pressure keeps finding the same outlet. The Moon stands apart from every major angle the day held — the tradition reads an unaspected planet as a voice that speaks on its own schedule, unmodulated by the rest of the chart.

The classical map

Of the seven planets the classical scheme judges, four sit in a sign it has an opinion about. Mercury in Pisces at 14.1° is in fall — the tradition’s uphill placement, strength earned rather than given; Mars in Aries at 4.2° is in domicile — the planet in its own sign, running on home rules; Jupiter in Cancer at 20.0° is in exaltation — the tradition’s honoured-guest placement, working at its best; Saturn in Capricorn at 19.0° is in domicile. None of these labels is a verdict on a person; they describe how a function is situated, nothing more.

The shape of the whole

Balance, counted honestly across the 10 placements whose signs hold for the whole day: elements water 4, air 2, fire 2, earth 2; modalities cardinal 5, fixed 3, mutable 2. Water signs hold memory in the scheme, where nothing is quite finished and little is genuinely forgotten. Jupiter and Uranus were retrograde — motion that reverses only from this vantage point, and which the old reading treats as delay used for revision.

The Moon, and how far it can move

The Moon stayed in Aquarius for the whole of that day at the birthplace, covering 14.6° between midnight and midnight. Whatever the unrecorded hour was, it happened inside one Moon sign — the degree floats, the sign holds. At the noon reference it stands at 19.7°.

Where this comes fromSources, revisions, and exactly what this chart assumes

Source article: Piet Mondrian · revision 1360762617
Wikidata: Q151803 · revision 2522592718
Retrieved: 2026-07-26T18:47:50.947Z
Birth date: 1872-03-07 · day precision · proleptic-gregorian
Birthplace: Amersfoort, Netherlands · Q33421377
Coordinates: 52.1550, 5.3875 · from Amersfoort
Reference instant: 1872-03-07T11:42:30.000Z · noon civil time, not a birth time
Omitted: Rising sign, houses, angles, and sect—all require a birth time.
Unknown-time range: Moon travelled 14.57° · The Moon remained in Aquarius throughout that civil day.
Engine: astronomy-engine (repository dependency) · @zodiacs/engine/internal/math
Portrait: AnonymousUnknown author · public domain · Wikimedia Commons

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