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Portrait of Jacobus Henricus van 't Hoff

Jacobus Henricus van 't Hoff

Jacobus Henricus van 't Hoff (born August 30, 1852, Rotterdam, Netherlands; died 1911), was a Dutch physical and organic chemist. Hoff's honours include Nobel Prize in Chemistry, Bavarian Maximilian Order for Science and Art and Pour le Mérite.

Jacobus Henricus van 't Hoff’s zodiac sign was Virgo, and in the Chinese zodiac they were a Water Rat, with Life Path 9 in numerology.

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  • · What attracts you to each other
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  • · Where you might clash
  • · Whether you share lucky numbers, colours, stones or seasons

Jacobus Henricus van 't Hoff’s AsterNym identity

The Evergreen Seeker

Wood represents growth. Wood-led charts are associated with patience, adaptability and the drive to keep developing. Life Path 9 represents compassion: generosity, completion and the ability to consider more than one person’s experience.

Wood Day Master (BaZi) × mutable Sun × Life Path 9, on the intuitive plane.

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

#12777

US rank in 2025

~142

Americans share it since 1880

1997

its peak year

US Social Security Administration public records

Jacobus’s lucky numbers, colours and stones

Traditional correspondences calculated from AsterNym’s astrology, wuxing and numerology system.

Lucky numbers

9 · 2 · 3

Lucky colours

Blue & Black

Lucky day

Wednesday

Direction

North

Season

winter

Stones

Peridot, Emerald, Aquamarine

Flower constellation

🌸 Gladiolus · 💜 Lavender · 💠 Water Lily

Coral · Lilac · Moonlight white

The same wuxing & numerology correspondences as your own print. One tradition, read for everyone

What the chart says

Jacobus, according to the stars

Core essence

Jacobus notices. That is the whole thing: the detail everyone else walked past, the small fix that makes the day work, the way you looked slightly off when you said you were fine. The core of Jacobus is devotion expressed as usefulness. They love by improving things, and they are far kinder to other people than to themselves.

The vibe

Underneath, Jacobus is porous: other people's moods get in, and so does beauty, and so does the sad song. The Moon in Pisces feels everything and forgives most of it. What Jacobus needs to feel safe is gentleness and someone who does not make them explain the tears. They will love you back with their whole imagination.

How Jacobus wants to be loved

Jacobus wants to be loved like home. Venus in Cancer needs to feel safe before it feels anything else, and then it feels everything. Remember the small things, meet the family, make the tea. Jacobus gives care in a hundred quiet ways and needs to know it is noticed. Consistency is the romance.

How Jacobus creates

How Jacobus makes things happen: they grow upward. A Yang Wood day master is the tree, the one with a direction and the patience to keep at it through a bad season. Jacobus builds in the open, wants to be useful, and is at their most creative when there is something to reach for. Bend rather than break is the lesson they learn a few times.

Instinct

Instinct: Jacobus is quick, clever and alert, a Rat year, and their gut reaction to a problem is to find the angle nobody has tried. Charming, resourceful, a little bit of a hoarder of good things and good people. The Water year softens it: intuitive, adaptable, feeling their way through people.

Purpose

Purpose: Life Path 9 is the humanitarian. Jacobus is here for the bigger picture, to give, to finish what others started and hand it on. Wise beyond their years, compassionate, a little world-weary, and learning to receive as freely as they give.

Triggers

Triggers: unfairness, and being forced to pick a side. Mars in Libra hates open conflict and will negotiate for hours to avoid it, then dig in absolutely when a principle is at stake. Jacobus fights for balance. The lesson is that sometimes the fair thing is to just say no.

Computed from Jacobus's birth date, not guessed. The full working is below.

Where Jacobus sits

Six lines. Tap where you sit on each.

Jacobus’s dot is placed from the chart. Yours is wherever you put it.

Intimate circleWide network
Jacobus

You likely balance a tight inner circle with a wider orbit you dip into.

DeliberateSpontaneous
Jacobus

You likely weigh most decisions but can move fast when it matters.

PrivateExpressive
Jacobus

You may keep feelings close, working through them before anyone sees.

Cool off firstResolve immediately
Jacobus

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

PracticalVisionary
Jacobus

You likely balance practical steps with room to imagine further.

Gradual trustImmediate chemistry
Jacobus

You may build trust slowly, letting closeness earn its way in.

✦ A real star from their birth night

Dedicate a star to Jacobus Henricus van 't Hoff

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

No public birth time is available, so this is a 9:00 p.m. reference evening sky for that date and place. It is connected to the night of birth; it is not the sky at the birth minute, and no other reading on this page uses that time. Dedications are commemorative AsterNym records and do not rename or confer ownership of stars.

If you only read one paragraph

Virgo Sun

Fixes everything except the need to.

Jacobus Henricus van 't Hoff's Sun was in Virgo for the whole of August 30, 1852, so no birth time is needed to settle it. Traditional Virgo readings associate the sign with precision, service and improvement: noticing what is off and quietly putting it right. Astrologers describe it as the mutable earth sign, ruled by Mercury, and read it for craft and analysis. The corresponding tension is perfectionism, described in the tradition as a standard applied hardest to the self.

Water Rat

Saw the opening before you did.

Jacobus Henricus van 't Hoff was born on August 30, 1852, which falls in a Water Rat year of the Chinese calendar. Traditional Rat readings emphasise quickness, resourcefulness and an eye for the opening nobody else has noticed. The Chinese almanacs describe the Rat as the strategist of the cycle, first in the order because it saw the shortcut. The corresponding caution in the tradition is scatter: too many angles worked at once, and charm spent where patience was needed.

Life Path 9

Carries the whole room's weight.

Jacobus Henricus van 't Hoff's birth date, August 30, 1852, reduces to Life Path 9 under the numerology method AsterNym uses. Traditional Life Path 9 readings associate the number with compassion, generosity and completion: a wide view that takes in more than one person's experience. Numerologists describe it as the path of the humanitarian, the last single digit and the one that closes cycles. The corresponding tension is diffuseness, with the caution that caring about everyone can be easier than showing up for someone.

What stands out in Jacobus’s chart

Jacobus’s birth chart

Reference chart · birth time unknown

No documented birth time exists for Jacobus Henricus van 't Hoff, so the positions below are checked across the whole birth date, not fixed at noon. The Moon ranges from 10° to 23° Pisces depending on the hour. The wheel's houses are a solar chart, counted from the Sun's sign, because the Ascendant needs a time.

AriesTaurusGeminiCancerLeoVirgoLibraScorpioSagittariusCapricornAquariusPisces123456789101112Moon flows with Jupiter · Trine, 0° orbMoon faces off with Mercury · Opposition, 0.3° orbMercury opens doors for Jupiter · Sextile, 0.3° orbMoon opens doors for Saturn · Sextile, 1° orbJupiter faces off with Saturn · Opposition, 1° orbSun flows with Uranus · Trine, 1.1° orbMercury flows with Saturn · Trine, 1.3° orbUranus opens doors for Neptune · Sextile, 1.8° orbSun in Virgo · 7°12′Moon in Pisces · 16°59′16°Mercury in Virgo · 16°41′ · retrograde16°Venus in Cancer · 26°06′26°Mars in Libra · 17°54′17°Jupiter in Scorpio · 16°58′16°Saturn in Taurus · 17°57′ · retrograde17°Uranus in Taurus · 8°20′ · retrogradeNeptune in Pisces · 10°10′ · retrograde10°Pluto in Taurus · 1°39′ · retrograde

No birth time, so the houses are a solar chart: the Sun’s sign counts as house 1. A documented time would place them from the Ascendant instead.

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
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

Stable aspects hold for any birth hour. Possible ones depend on the hour, so their orb is a range rather than a number. Orb policy western_v1.

  • stableMoonoppositionMercury0.0° to 6.8° orb

    Jacobus’s feelings pull against their mind from across the wheel.

  • stableMoontrineJupiter0.0° to 6.1° orb

    Jacobus’s feelings flow straight into their growth.

  • stableMercurysextileJupiter0.0° to 0.8° orb

    Jacobus’s mind opens doors for their growth. Nothing happens until someone makes the first move.

  • stableSuntrineUranus0.7° to 1.6° orb

    Jacobus’s core identity flows straight into their need for freedom.

  • stableMercurytrineSaturn0.9° to 1.7° orb

    Jacobus’s mind flows straight into their discipline.

  • stableJupiteroppositionSaturn0.9° to 1.0° orb

    Jacobus’s growth pulls against their discipline from across the wheel. A see-saw looking for balance, often played out through other people.

  • stableUranussextileNeptune1.8° orb

    Jacobus’s need for freedom opens doors for their imagination. An easy alliance, and it pays off when it is used.

  • stableSunoppositionNeptune2.5° to 3.5° orb

    Jacobus’s core identity pulls against their imagination from across the wheel. Two ends of one rope.

  • stableSuntrinePluto5.0° to 6.0° orb

    Jacobus’s core identity flows straight into their depths. Effortless, which is exactly why it gets taken for granted.

  • stableVenussquarePluto5.3° to 5.8° orb

    Jacobus’s affections grind against their depths. The friction is lifelong. Worked with, it builds real strength.

  • stableMercuryoppositionNeptune6.1° to 6.9° orb

    Jacobus’s mind pulls against their imagination from across the wheel.

  • stableJupitertrineNeptune6.7° to 6.9° orb

    Jacobus’s growth flows straight into their imagination. Effortless, which is exactly why it gets taken for granted.

Chart signature

Elements

  • Fire0 of 10
  • Earth5 of 10
  • Air1 of 10
  • Water4 of 10

Modalities

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

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

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

Four minor bodies and the mean lunar apogee, placed in the same tropical zodiac as the planets above. None of these feed the chart signature, the rarity score or any ranking on this site: they are listed for readers who use them. Chiron, Ceres, Eros and Hygiea positions come from JPL Horizons; Black Moon Lilith is the mean apogee, the point most published Lilith tables use. The readings are the modern tradition’s, not AsterNym’s. Without a birth time the degree is the noon value and the day's movement is shown alongside it.

  • ChironSagittarius 27°46′

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

    Chiron in Sagittarius is read as a sore spot around belief and being taught. The reading has Jacobus building a philosophy from lived evidence rather than received one.

  • CeresVirgo 8°40′ (moves 0.46° over the day)

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

    Ceres in Virgo is read as nurture through usefulness: fixing, sorting, noticing. The reading has Jacobus caring in practical detail rather than in words.

  • ErosSagittarius 25°33′ (moves 0.21° over the day)

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

    Eros in Sagittarius is read as desire for the far-off and the free. The reading has Jacobus attracted to people who open a door rather than close one.

  • HygieaGemini 11°39′ (moves 0.16° over the day)

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

    Hygiea in Gemini is read as health that lives in the nerves and the mind. The tradition has Jacobus needing variety and enough sleep in equal measure.

  • Black Moon LilithAries 28°16′ (moves 0.11° over the day)

    mean lunar apogee · the part that refuses to be tamed

    Black Moon Lilith in Aries is read as the refusal to be second. The modern reading has Jacobus carrying an anger that is cleaner than it looks and a need to act on it.

Aspects to the asteroids and Lilith

Major aspects only, at a tight orb. The Moon is left out because its position moves 13° across an untimed day.

  • Ceres trine Uranus 0.3°
  • Ceres conjunction Sun 1.5°
  • Ceres opposition Neptune 1.5°
  • Hygiea square Neptune 1.5°
  • Black Moon Lilith square Venus 2.2°

Method: JPL Horizons heliocentric vectors, 1700–2100, cubic Hermite interpolation; geocentric, true ecliptic of date, tropical; geometric (no light-time or aberration); Lilith = mean lunar apogee (Chapront/Meeus mean perigee + 180°).

Jacobus’s dominant planets

Scored from rulerships, dispositors and aspect count. Without a birth time there is no Ascendant or house to score, and the Moon's sign is left out where it could change with the hour.

  1. 1. Mercury10 pts

    rules the Sun sign, Virgo; in its own sign, Virgo; disposes Sun; 4 major aspects

  2. 2. Neptune6 pts

    in its own sign, Pisces; 4 major aspects

  3. 3. Venus5 pts

    disposes Mars, Saturn, Uranus, Pluto; 1 major aspect

A Mercury-led chart is read as the mind in charge: Jacobus is read as thinking, talking and connecting their way through life.

How the score is built
  • Rules the Sun sign, Moon sign or Ascendant sign: 3 points each (traditional co-rulers of Scorpio, Aquarius and Pisces score half).
  • Sits in a sign it rules: 2 points.
  • Disposes another planet (that planet sits in a sign it rules): 1 point each.
  • Angular: 2 points in the first or tenth house, 1 point in the fourth or seventh (timed births only).
  • Every major aspect it makes: 1 point.

Dominance scoring is an AsterNym method. Other sites weight differently and can name a different leader for the same chart.

Configurations in Jacobus’s chart

Closed shapes among the ten planets under the site’s one aspect-orb policy. The Moon is excluded without a birth time, so a shape that needs it is not claimed.

No stellium, grand trine, T-square, grand cross, yod or kite closes among the planets that can be placed. That is the common case, not a gap.

Minor aspects

semi-sextile 30° (orb 2°), semi-square 45° (orb 2°), quintile 72° (orb 1.5°), sesquiquadrate 135° (orb 2°), biquintile 144° (orb 1.5°), quincunx 150° (orb 2.5°). Pairs already in a major aspect are not repeated. Moon excluded without a birth time.

  • Mercury sesquiquadrate Pluto 0.0°
  • Mars quincunx Saturn 0.1°
  • Venus sesquiquadrate Neptune 0.9°
  • Mars semi-sextile Jupiter 0.9°
  • Mercury semi-sextile Mars 1.2°

Houses need a birth time. None is documented for Jacobus Henricus van 't Hoff, so no house placements are claimed for the planets or the minor bodies above.

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From the journal: Dragon babies: the real demographics behind the belief · Zodiac clashes and the ben ming nian year

Jacobus’s cards

Every card is computed from August 30, 1852, none chosen. Tap one to flip it.

Birth tarot card

The Moon

Tap to flip

AsterNym identity card

The Evergreen Seeker

Tap to flip

Western zodiac

Virgo

Tap to flip

Chinese zodiac

Rat 子

Tap to flip

☿ Ruled by Mercury

Quicksilver Hg

Tap to flip

The working: BaZi pillarsshow

BaZi pillars

Day Master: yang Wood.

Year

yang Water

Rat

Water

roots & early life

Month

yang Earth

Monkey

Metal

work & drive

Day

day master

yang Wood

Rat

Water

you & partnership

No birth time is on public record for Jacobus Henricus van 't Hoff, so this chart has three pillars rather than four. The hour pillar, the rising sign and the birth-sky star all need a time, and we would rather leave them out than invent one.

Where this data comes from

Jacobus’s birth date and birthplace come from Wikidata Q102822, released under CC0, as do the occupations, works, teams and awards in the biography above. No documented birth time is available, so this chart is rated X on the Rodden scale, the astrological convention for how well evidenced a birth time is. Time-dependent results use a clearly labelled reference time and should not be read as their exact birth chart. Entries are matched to Wikidata by entity id rather than by name, kept only at day precision, and dropped where sources disagree on the date.

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

The same Jacobus Henricus van 't Hoff at Wikipedia.

Roster last reviewed September 10, 2026. Every entry is checked against its Wikidata record; where a person shares a name with someone else, the entity id is what settles which of them this is. What we will not tell you sets out the claims this site refuses to make.

These are traditional interpretations, not facts or predictions. AsterNym is not affiliated with or endorsed by Jacobus Henricus van 't Hoff.

Quick answers about Jacobus Henricus van 't Hoff’s chart

What zodiac sign was Jacobus Henricus van 't Hoff?
Jacobus Henricus van 't Hoff was a Virgo: born August 30, 1852, which puts the Sun in Virgo for the whole of that day. That is the Western star sign. In the Chinese zodiac they were a Water Rat.
What was Jacobus Henricus van 't Hoff's Chinese zodiac animal?
The Rat, with the Water element, from the Chinese lunar year of the August 30, 1852 birth.
What time was Jacobus Henricus van 't Hoff born?
No reliably documented birth time is public, so AsterNym does not calculate an Ascendant. This chart uses date-only positions: the wheel shows a reference solar chart (the Sun's sign as house 1), and the Ascendant is left uncomputed instead of guessed from an unverified time.
What was Jacobus Henricus van 't Hoff's Life Path number?
Life Path 9, calculated in numerology from the August 30, 1852 birth date.
What was Jacobus Henricus van 't Hoff's Chiron sign?
Chiron in Sagittarius at 27°. Position from JPL Horizons for the August 30, 1852 birth date.
Where was Jacobus Henricus van 't Hoff's Black Moon Lilith?
Mean Black Moon Lilith in Aries at 28°. This is the mean lunar apogee; the osculating Lilith some tables use can sit up to 30° away.
What was Jacobus Henricus van 't Hoff's dominant planet?
Mercury, on AsterNym's dominance score (10 points: rules the Sun sign, Virgo; in its own sign, Virgo; disposes Sun; 4 major aspects). Neptune is second and Venus third. Other sites weight rulerships and aspects differently and can name a different leader.

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