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Portrait of Pieter Zeeman

Pieter Zeeman

Pieter Zeeman (born May 25, 1865, Zonnemaire, Netherlands; died 1943), was a Dutch physicist. Zeeman is best remembered for Zeeman effect. Zeeman's honours include Nobel Prize in Physics, Rumford Medal and Henry Draper Medal.

Pieter Zeeman’s zodiac sign was Gemini, Chinese zodiac was Wood Ox, with Life Path 5 in numerology.

Your match with Pieter

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Pieter Zeeman’s AsterNym identity

The Evergreen Explorer

Wood represents growth. Wood-led charts are associated with patience, adaptability and the drive to keep developing. Life Path 5 represents freedom: change, movement, variety and resistance to restrictive routines.

Wood Day Master (BaZi) × mutable Sun × Life Path 5, on the physical plane.

How common is the name Pieter in the U.S.?

#13408

US rank in 2025

~1,011

Americans share it since 1935

1967

its peak year

Pieter is in US records from 1935, but 1880 is not one of the years it clears the SSA's five-birth reporting threshold. It was busiest in 1967.

US Social Security Administration public records

What Pieter’s name adds up to

Worked from the name as published, letter by letter.

2

Expression · connecting people

3

Soul Urge · being heard

8

Personality · capable, in charge

The name opens on P (7) and closes on R (9). The value it repeats most is 5, which numerology reads as movement.

Pythagorean letter values · A=1 to I=9, then J=1 again

Pieter’s lucky numbers, colours and stones

Traditional correspondences, calculated not chosen.

Lucky numbers

5 · 1 · 9

Lucky colours

Green & Teal

Lucky day

Wednesday

Direction

→ East

Season

spring

Stones

Emerald, Emerald, Green Aventurine

Flower constellation

🌿 Lily of the Valley · 💜 Lavender · 🌸 Green Orchid

Ivory · Lilac · Botanical green

The record

What sets Pieter apart

The record Pieter Zeeman is measured by: Zeeman effect.

Pieter Zeeman was taught at Leiden University.

Pieter Zeeman lies at Algemene Begraafplaats Kleverlaan.

The family line: married Johanna Elisabeth Lebret.

Wikipedia files Pieter Zeeman under Recipients of the Matteucci Medal, People from Zonnemaire and Academic staff of the University of Amsterdam.

John Mott shares the birth date exactly, so the chart below is nearly the same document for them both. What follows the chart is where they part.

Known for
Zeeman effect
Educated at
Leiden University
Awards
Nobel Prize in Physics (1902), Henry Draper Medal (1921) and Matteucci Medal (1969)
Nominated for
Nobel Prize in Physics
Buried at
Algemene Begraafplaats Kleverlaan
Citizenship
Kingdom of the Netherlands
Languages
English and Dutch
Wikipedia editions
102

What the chart says

Pieter, according to the stars

Core essence

Pieter is two conversations at once and somehow following both. Curiosity is the core of it: the quick question, the sideways joke, the friend who texts you an article at midnight because it reminded them of you. Pieter needs newness the way other people need sleep, and gives the people around them the gift of never being bored.

The vibe

Underneath, Pieter processes by talking. The Moon in Gemini means a feeling is not real until it has been said out loud, ideally to two people, ideally with a joke attached. What Pieter needs to feel safe is someone who will listen to the whole thought, including the three tangents, without rushing them to a point.

How Pieter wants to be loved

Pieter wants to be loved slowly and for real. Venus in Taurus is touch, food, the good blanket, the plan that does not change. They are sensual and steady and they want to be shown, not told: the small physical kindnesses count double. Once Pieter is yours, they stay, and they expect the same.

How Pieter creates

How Pieter makes things happen: they find the gap and grow through it. A Yin Wood day master is the vine, flexible, quietly relentless, better at working around a wall than at knocking it down. Pieter creates by adapting, by connecting people, by making the awkward thing fit. Underestimate them and you will look up one day to find them everywhere.

Instinct

Instinct: Pieter is steady under pressure, an Ox year, and their gut reaction is to keep going. Patient, stubborn in the useful way, the one still working when the others have gone home, and quietly very proud of it. The Wood year adds growth: ideals, ambition, a need to be getting somewhere.

Purpose

Purpose: Life Path 5 is the free spirit. Pieter is here to explore, to change, to taste everything and report back. Adventure, variety and freedom are not distractions from their purpose, they are it. The lesson is choosing, sometimes, and staying.

Triggers

Triggers: being ignored, or being made small. Mars in Leo means Pieter fights with pride and flair and needs the win to be seen. Generous in victory, dramatic in defeat, and never, ever petty for long. Give them the stage and the fire becomes warmth.

Computed from Pieter's birth date. Working below.

Where Pieter sits

Six lines

Pieter’s dot comes from the chart; yours is where you put it.

Intimate circleWide network
Pieter

You may draw energy from a wide network, many doors, lightly held.

DeliberateSpontaneous
Pieter

You may leap first and adjust as you go. Waiting can feel like losing momentum.

PrivateExpressive
Pieter

You likely share some feelings openly and keep others to yourself.

Cool off firstResolve immediately
Pieter

You likely handle some friction right away and let smaller things settle.

PracticalVisionary
Pieter

You likely balance practical steps with room to imagine further.

Gradual trustImmediate chemistry
Pieter

You likely warm up at a pace that depends on the person and moment.

Tap each line where you sit.

All twelve of yours, from your birth date →

✦ A real star from their birth night

Dedicate a star to Pieter Zeeman

Three stars chosen from the real sky above Zonnemaire on the night they were born. Choose the story that connects you.

Pieter’s birth-night reference starMizarwhite · Ursa MajorMizar, in Ursa Major. A white star, 86° above the horizon at 9 p.m. local time, the bright star nearest the zenith.Dedicate Mizar →The warmest lightCapellagolden yellow · AurigaCapella, in Auriga. A golden yellow star, 19.8° above the horizon at 9 p.m. local time, the warmest-toned bright star up that night.Dedicate Capella →

A 9 p.m. reference sky, not the birth minute. Dedications are commemorative and confer no ownership of stars.

The sky over Zonnemaire that night

Computed for 51.71°N, 9 p.m. local sky.

Mizar stood nearest the zenith over Zonnemaire at 9 p.m. that evening, 86.0° above the horizon in Ursa Major.

The brightest star above the horizon was Arcturus in Boötes, and 91 catalog stars were up in all.

At 51.7°N there are stars that never set at all. Vega, Capella and Deneb stay up year round.

Canopus, Rigil Kentaurus, Achernar, Hadar, Acrux, Mimosa and Toliman cannot be seen from Zonnemaire at all: they sit past the −38.3° declination limit this latitude imposes.

The Moon was at new moon, 1% lit, and already below the horizon, with the Sun 7° down.

The name and the places

Born in
Zonnemaire, Netherlands

The death is recorded at Amsterdam in 1943.

No birth time is on record, so no astrocartography map can be drawn for Pieter Zeeman: the lines move about fifteen degrees of longitude an hour. Shared Places can still draw yours.

How unusual Pieter's chart is

Chart pattern score

37 / 100 · Quietly distinctive

No Water planets · Venus retrograde · 1 planet at a critical degree

An AsterNym index built from stelliums, yods, grand crosses and chart shape. It is not a population percentile, and a high score is not a better chart. Without a birth time the houses are left out of it.

Score your own chart →

Gemini Sun

Four conversations, one person.

Pieter Zeeman's Sun was in Gemini for the whole of May 25, 1865, so no birth time is needed to settle it.

What Gemini means →

Wood Ox

Carries the load without comment.

Pieter Zeeman was born on May 25, 1865, which falls in a Wood Ox year of the Chinese calendar.

What the Ox means →

Life Path 5

Change finds them anyway.

Pieter Zeeman's birth date, May 25, 1865, reduces to Life Path 5 under the numerology method AsterNym uses.

What Life Path 5 means →

What stands out in Pieter’s chart

Pieter’s birth chart

Reference chart · birth time unknown

Positions are checked across the whole date. The Moon ranges from 4° to 18° Gemini depending on the hour.

AriesTaurusGeminiCancerLeoVirgoLibraScorpioSagittariusCapricornAquariusPisces123456789101112Mercury fuses with Venus · Conjunction, 1.2° orbJupiter faces off with Uranus · Opposition, 1.4° orbMoon opens doors for Neptune · Sextile, 1.5° orbJupiter opens doors for Saturn · Sextile, 2.2° orbMercury fuses with Pluto · Conjunction, 2.5° orbSun opens doors for Mars · Sextile, 3.6° orbVenus fuses with Pluto · Conjunction, 3.7° orbSaturn flows with Uranus · Trine, 3.7° orbSun in Gemini · 4°13′☉4°Moon in Gemini · 11°25′☽11°Mercury in Taurus · 10°43′☿10°Venus in Taurus · 9°33′ · retrograde♀℞9°Mars in Leo · 0°35′♂0°Jupiter in Sagittarius · 26°39′ · retrograde♃℞26°Saturn in Libra · 24°26′ · retrograde♄℞24°Uranus in Gemini · 28°05′♅28°Neptune in Aries · 9°57′♆9°Pluto in Taurus · 13°14′♇13°

No birth time, so the houses are a solar chart: the Sun’s sign counts as house 1.

Tap a planet, a sign, a house, an aspect line or an element to see what it means and what sits in it.
Lines drawn
Conjunction 0°
Sextile 60°
Square 90°
Trine 120°
Opposition 180°

Placements

Tap one to light it on the wheel.

The working: aspects, Chiron and the asteroids, dominant planets and configurationsshow

Aspects across every possible birth time

  • stableMercuryconjunctionVenus0.8° to 1.6° orb

    Pieter’s mind and affections act as one. Wherever one goes, the other is already there.

  • stableJupiteroppositionUranus1.3° to 1.5° orb

    Pieter’s growth pulls against their need for freedom from across the wheel. Two ends of one rope.

  • stableMercuryconjunctionPluto2.2° to 2.8° orb

    Pieter’s mind and depths act as one. Wherever one goes, the other is already there.

  • stableJupitersextileSaturn2.2° to 2.3° orb

  • stableSunsextileMars3.4° to 3.8° orb

  • stableVenusconjunctionPluto3.6° to 3.8° orb

  • stableSaturntrineUranus3.6° to 3.7° orb

  • stableMarssquareSaturn5.8° to 6.5° orb

  • possibleMoonsextileNeptuneorb from 0.0° to 8.5° depending on birth time

  • possibleSunconjunctionMoonorb from 0.5° to 13.8° depending on birth time

  • possibleMoonsextileMarsorb from 3.9° to 17.6° depending on birth time

  • possibleMoontrineSaturnorb from 5.9° to 20.2° depending on birth time

Chart signature

Elements

  • Fire3 of 10
  • Earth3 of 10
  • Air4 of 10
  • Water0 of 10

Modalities

  • Cardinal2 of 10
  • Fixed4 of 10
  • Mutable4 of 10

Counted across the ten planets by sign: Air leads this chart, with no planets in Water signs.

Pieter’s Chiron, Ceres, Eros, Hygiea and Lilith

What astrologers make of these five, at noon values.

  • ⚷ ChironPisces 18°40′ (moves 0.02° over the day)

    centaur (2060) · the wound and what is learnt from it

  • ⚳ CeresGemini 4°53′ (moves 0.42° over the day)

    dwarf planet (1) · how a person nurtures and wants to be nurtured

  • ♡ ErosAries 22°21′ (moves 0.68° over the day)

    near-Earth asteroid (433) · what draws them and how they desire

  • ⚕ HygieaLeo 6°50′ (moves 0.28° over the day)

    main-belt asteroid (10) · health, routine and what keeps them well

  • ⚸ Black Moon LilithLibra 6°24′ (moves 0.11° over the day)

    mean lunar apogee · the part that refuses to be tamed

Aspects to the asteroids and Lilith

  • Ceres conjunction Sun 0.7°
  • Eros opposition Saturn 2.1°
  • Black Moon Lilith trine Sun 2.2°
  • Hygiea sextile Sun 2.6°
  • Hygiea square Venus 2.7°

Pieter’s dominant planets

  1. 1. ☿ Mercury7 pts

    rules the Sun sign, Gemini; disposes Sun, Uranus; 2 major aspects

  2. 2. ♀ Venus7 pts

    in its own sign, Taurus; disposes Mercury, Saturn, Pluto; 2 major aspects

  3. 3. ♃ Jupiter4 pts

    in its own sign, Sagittarius; 2 major aspects

Configurations in Pieter’s chart

No stellium, grand trine, T-square, grand cross, yod or kite — the common case.

Minor aspects

semi-sextile, semi-square, quintile, sesquiquadrate, biquintile, quincunx.

  • Uranus semi-square Pluto 0.2°
  • Venus semi-sextile Neptune 0.4°
  • Mercury semi-sextile Neptune 0.8°
  • Mercury sesquiquadrate Jupiter 0.9°
  • Jupiter sesquiquadrate Pluto 1.6°

Born the same day as Pieter

John Mott was born on May 25, 1865 too, the same date and the same year. With no birth time for any of them the chart is identical, not similar: the same Sun, the same pillars, the same Life Path. What the chart cannot reach is the birthplace. At 51.7°N, Zonnemaire keeps Vega, Capella and Deneb above the horizon every night of the year. Same sky, different lives.

More people like Pieter

Other photographers

Born in Netherlands

More charts like Pieter’s

Fellow Gemini suns

All about Gemini →

Born in Ox years

Year of the Ox →

Also born on May 25

Fellow Yin Wood day masters

  • Amy LeeAmerican singer-songwriter and musician
  • Sam SmithBritish singer-songwriter
  • BebetoBrazilian association football player
What a Day Master is →

Other Gemini Ox charts

Other Evergreen Explorers

The Evergreen Explorer explained →

Famous people with Life Path 5

Life Path numbers explained →

From the journal: Your Sun, Moon and rising signs: the Big Three explained · What does Elon Musk say about astrology?

Pieter’s cards

Computed from May 25, 1865. Tap to flip.

Birth tarot card

The Hierophant

AsterNym identity card

The Evergreen Explorer

Western zodiac

Gemini

Chinese zodiac

Ox 丑

Life Path

5 · Explorer

☿ Ruled by Mercury

Quicksilver Hg

The working: BaZi pillarsshow

BaZi pillars

Day Master: yin Wood.

Year

乙

yin Wood

丑

Ox

Earth

roots & early life

Month

辛

yin Metal

巳

Snake

Fire

work & drive

Day

day master

乙

yin Wood

未

Goat

Earth

you & partnership

Where this comes from, and how it is worked out

Pieter’s birth date and birthplace come from Wikidata Q79000 (CC0), as do the occupations, works and awards above. With no documented birth time this chart is rated X on the Rodden scale, the astrological convention for how well evidenced a birth time is. The banner above lists what that leaves out. Entries are matched to Wikidata by entity id rather than by name, kept at day precision, and dropped where sources disagree on the date.

Tropical zodiac, whole-sign houses, modern rulers. Aspects on the western_v1 orb policy; minor ones at 1.5° to 2.5°, skipped where a major already holds. Minor bodies from JPL Horizons heliocentric vectors, Lilith as mean apogee. Dominance is an AsterNym score — rulerships, dispositors, aspect count — so other methods can name a different leader.

Portrait by Unknown authorUnknown author, Public domain, via Wikimedia Commons.

The same Pieter Zeeman at Wikipedia.

Roster last reviewed September 10, 2026. The full method: how it works.

Traditional interpretations, not facts or predictions, and not endorsed by Pieter Zeeman.

Quick answers about Pieter Zeeman’s chart

What zodiac sign was Pieter Zeeman?
Pieter Zeeman was a Gemini: born May 25, 1865, which puts the Sun in Gemini for the whole of that day.
What was Pieter Zeeman's Chinese zodiac animal?
The Ox, with the Wood element, from the Chinese lunar year of the May 25, 1865 birth.
What was Pieter Zeeman's Life Path number?
Life Path 5, calculated in numerology.
What was Pieter Zeeman's Chiron sign?
Chiron in Pisces at 18°. Position from JPL Horizons.
Where was Pieter Zeeman's Black Moon Lilith?
Mean Black Moon Lilith in Libra at 6°. This is the mean lunar apogee; the osculating Lilith some tables use can sit up to 30° away.
What was Pieter Zeeman's dominant planet?
Mercury, on AsterNym's dominance score (7 points: rules the Sun sign, Gemini; disposes Sun, Uranus; 2 major aspects). Venus is second and Jupiter third. Other sites weight rulerships and aspects differently and can name a different leader.

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