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Portrait of Haldan Keffer Hartline

Haldan Keffer Hartline

Haldan Keffer Hartline (born December 22, 1903, Bloomsburg, United States; died 1983), was an American neuroscientist. Hartline's honours include Nobel Prize in Physiology or Medicine, Foreign Member of the Royal Society and Howard Crosby Warren Medal.

Haldan Keffer Hartline’s zodiac sign was Sagittarius or Capricorn (the Sun changed sign that day, and no documented birth time settles which), and in the Chinese zodiac they were a Water Rabbit, with Life Path 11 in numerology.

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  • · Your compatibility percentage
  • · What attracts you to each other
  • · What you would bring to the match
  • · Where you might clash
  • · Whether you share lucky numbers, colours, stones or seasons

Haldan’s lucky numbers, colours and stones

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

Lucky numbers

11 · 3 · 4 · 6

Lucky colours

Blue & Black

Lucky day

—

Direction

↑ North

Season

winter

Stones

Turquoise, Your planetary stone, Aquamarine

Flower constellation

🤍 Narcissus · 💠 Water Lily

Frost white · Moonlight white

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

What the chart says

Haldan, according to the stars

The vibe

Underneath, Haldan needs air. The Moon in Aquarius feels things at a slight distance, thinks them over, and comes back with an answer that is kinder than the reaction would have been. What Haldan needs to feel safe is space, friendship first, and to be accepted as exactly the odd shape they are. Then they are the most loyal person you know.

How Haldan wants to be loved

Haldan wants to be loved completely or not at all. Venus in Scorpio is intense, private and all in, and wants the same depth back: no games, no half measures. Trust is the whole thing. Be honest with Haldan even when it costs you, and they will be the most devoted person you have ever met.

How Haldan creates

How Haldan 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. Haldan 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: Haldan is gentle and diplomatic, a Rabbit year, and their gut reaction is to keep the peace and read the room. Graceful, kind, quietly discerning, and much tougher than the soft manners suggest. The Water year softens it: intuitive, adaptable, feeling their way through people.

Purpose

Purpose: Life Path 11 is the visionary, a master number. Haldan is here to see what others cannot yet and to say it, an antenna for the mood of the moment. Intuitive, inspiring, sometimes overwhelmed by their own sensitivity, and learning to ground the vision in something real.

Triggers

Triggers: being told "because that's how it's done." Mars in Aquarius fights for the idea, the group, the principle, rarely for themselves. Haldan goes cool and distant rather than hot, and then does the surprising thing. Point them at a cause and they will rewrite the rules around it.

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

✦ A real star from their birth night

Dedicate a star to Haldan Keffer Hartline

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

Haldan’s birth-night reference starAlgolblue-white · PerseusAlgol, in Perseus. A blue-white star, 88.8° above the horizon at 9 p.m. local time, the bright star nearest the zenith.Dedicate Algol →The warmest lightCapellagolden yellow · AurigaCapella, in Auriga. A golden yellow star, 65.4° above the horizon at 9 p.m. local time, the warmest-toned bright star up that night.Dedicate Capella →

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.

Sagittarius or Capricorn Sun

Haldan Keffer Hartline was born on a day when the Sun moved from Sagittarius into Capricorn. Without a documented birth time, the exact Sun sign cannot be determined reliably, so AsterNym shows both rather than choosing one.

Water Rabbit

Three steps ahead, no fuss.

Haldan Keffer Hartline was born on December 22, 1903, which falls in a Water Rabbit year of the Chinese calendar. Traditional Rabbit readings emphasise tact, grace and the ability to settle a room without seeming to try. The Chinese almanacs describe the Rabbit as the diplomat of the cycle, alert to subtleties and fond of comfort. The corresponding caution in the tradition is avoidance: the tendency to slip away from a conflict that needed to happen.

Life Path 11

Sees what the rest missed.

Haldan Keffer Hartline's birth date, December 22, 1903, reduces to Life Path 11 under the numerology method AsterNym uses. Traditional Life Path 11 readings treat the number as a master path, associated with intuition, sensitivity and noticing patterns before they become obvious. Numerologists read it as an intensified 2: the partner's gifts under pressure. The corresponding tension is nervous strain, with the caution that perceiving more than most people can be exhausting to carry.

What stands out in Haldan’s chart

Haldan’s birth chart

Reference chart · birth time unknown

No documented birth time exists for Haldan Keffer Hartline, so the positions below are checked across the whole birth date, not fixed at noon. The Moon ranges from 6° to 17° Aquarius depending on the hour. The wheel's houses are a solar chart, counted from the Sun's sign, because the Ascendant needs a time.

AriesTaurusGeminiCancerLeoVirgoLibraScorpioSagittariusCapricornAquariusPisces123456789101112Mercury opens doors for Jupiter · Sextile, 0° orbMars fuses with Saturn · Conjunction, 1° orbMercury opens doors for Venus · Sextile, 1.9° orbVenus flows with Jupiter · Trine, 1.9° orbMoon grinds against Venus · Square, 2.5° orbJupiter grinds against Pluto · Square, 3.1° orbSun fuses with Uranus · Conjunction, 3.6° orbMoon fuses with Mars · Conjunction, 4° orbSun in Sagittarius · 29°41′☉29°Moon in Aquarius · 12°00′☽12°Mercury in Capricorn · 16°23′☿16°Venus in Scorpio · 14°31′♀14°Mars in Aquarius · 8°03′♂8°Jupiter in Pisces · 16°25′♃16°Saturn in Aquarius · 7°01′♄7°Uranus in Sagittarius · 26°02′♅26°Neptune in Cancer · 4°41′ · retrograde♆℞4°Pluto in Gemini · 19°30′ · retrograde♇℞19°

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 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

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.

  • stableMercurysextileJupiter0.0° to 0.7° orb

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

  • stableMarsconjunctionSaturn0.7° to 1.4° orb

    Haldan’s drive and discipline act as one.

  • stableVenustrineJupiter1.4° to 2.4° orb

    Haldan’s affections flow straight into their growth.

  • stableMercurysextileVenus1.7° to 2.0° orb

    Haldan’s mind opens doors for their affections. An easy alliance, and it pays off when it is used.

  • stableJupitersquarePluto3.0° to 3.2° orb

    Haldan’s growth grinds against their depths.

  • stableSunconjunctionUranus3.2° to 4.1° orb

    Haldan’s core identity and need for freedom act as one.

  • stableSunoppositionNeptune4.5° to 5.5° orb

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

  • stableVenussquareMars6.3° to 6.6° orb

    Haldan’s affections grind against their drive.

  • stableUranusoppositionPluto6.5° to 6.6° orb

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

  • possibleMoonconjunctionMarsorb from 0.0° to 9.5° depending on birth time

  • possibleMoonsquareVenusorb from 0.1° to 7.9° depending on birth time

  • possibleMoonconjunctionSaturnorb from 0.1° to 10.8° depending on birth time

Chart signature

Elements

  • Fire2 of 10
  • Earth1 of 10
  • Air4 of 10
  • Water3 of 10

Modalities

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

Counted across the ten planets by sign: Air leads this chart.

Haldan’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.

  • ⚷ ChironCapricorn 21°38′ (moves 0.09° over the day)

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

    Chiron in Capricorn is read as a wound around recognition and authority. Haldan is read as someone who earns standing the long way and does not fully trust it when it arrives.

  • ⚳ CeresScorpio 22°15′ (moves 0.41° over the day)

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

    Ceres in Scorpio is read as nurture that goes all in: loyalty, intensity, a care that does not do halfway. Haldan is read as fierce about the people counted as theirs.

  • ♡ ErosAquarius 9°55′ (moves 0.58° over the day)

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

    Eros in Aquarius is read as desire for the unusual and the friend-first bond. Haldan is read as needing a shared idea before a shared bed.

  • ⚕ Hygiea ℞Leo 8°38′ (moves 0.10° over the day)

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

    Hygiea in Leo is read as vitality that runs on purpose and recognition. The reading has Haldan at their best with something to be proud of.

  • ⚸ Black Moon LilithAquarius 15°60′ (moves 0.11° over the day)

    mean lunar apogee · the part that refuses to be tamed

    Black Moon Lilith in Aquarius is read as the outsider who chose it. The modern reading has Haldan at odds with the group on principle and rarely lonely about it.

Aspects to the asteroids and Lilith

Major aspects only, at a tight 3° orb. The Moon is left out because its position moves 13° across an untimed day.

  • Hygiea opposition Mars 0.6°
  • Black Moon Lilith square Venus 1.5°
  • Hygiea opposition Saturn 1.6°
  • Eros conjunction Mars 1.9°
  • Eros conjunction Saturn 2.9°

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°).

Haldan’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. ♃ Jupiter8 pts

    rules the Sun sign, Sagittarius; disposes Sun, Uranus; 3 major aspects

  2. 2. ♅ Uranus4 pts

    disposes Mars, Saturn; 2 major aspects

  3. 3. ☿ Mercury3 pts

    disposes Pluto; 2 major aspects

A Jupiter-led chart is read as scale and optimism leading: Haldan is read as reaching for the bigger version of any plan.

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 Haldan’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.

  • Sun semi-square Venus 0.2°
  • Venus biquintile Pluto 1.0°
  • Saturn quincunx Neptune 2.3°

Houses need a birth time. None is documented for Haldan Keffer Hartline, so no house placements are claimed for the planets or the minor bodies above.

More people like Haldan

Other physicians

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Born in Rabbit years

Year of the Rabbit →

Also born on December 22

Fellow Yang Wood day masters

What a Day Master is →

Famous people with Life Path 11

Life Path numbers explained →

From the journal: Flying Star feng shui: the one that changes with time · What is a birth chart? How the chart is calculated

Haldan’s cards

Every card is computed from December 22, 1903, none chosen. Tap one to flip it.

Birth tarot card

Judgement

Tap to flip

Chinese zodiac

Rabbit 卯

Tap to flip

The working: BaZi pillarsshow

BaZi pillars

Day Master: yang Wood.

Year

癸

yin Water

卯

Rabbit

Wood

roots & early life

Month

甲

yang Wood

子

Rat

Water

work & drive

Day

day master

甲

yang Wood

申

Monkey

Metal

you & partnership

No birth time is on public record for Haldan Keffer Hartline, 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

Haldan’s birth date and birthplace come from Wikidata Q309879, 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 Bell Telephone Company Uploaded by Simtropolitan at en.wikipedia, Public domain, via Wikimedia Commons.

The same Haldan Keffer Hartline 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 Haldan Keffer Hartline.

Quick answers about Haldan Keffer Hartline’s chart

What zodiac sign was Haldan Keffer Hartline?
Haldan Keffer Hartline was born on a day when the Sun moved from Sagittarius into Capricorn. Without a documented birth time, the exact Sun sign cannot be determined reliably, so AsterNym shows both rather than choosing one. In the Chinese zodiac they were a Water Rabbit.
What was Haldan Keffer Hartline's Chinese zodiac animal?
The Rabbit, with the Water element, from the Chinese lunar year of the December 22, 1903 birth.
What time was Haldan Keffer Hartline 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 Haldan Keffer Hartline's Life Path number?
Life Path 11, calculated in numerology from the December 22, 1903 birth date.
What was Haldan Keffer Hartline's Chiron sign?
Chiron in Capricorn at 21°. Position from JPL Horizons for the December 22, 1903 birth date.
Where was Haldan Keffer Hartline's Black Moon Lilith?
Mean Black Moon Lilith in Aquarius at 15°. This is the mean lunar apogee; the osculating Lilith some tables use can sit up to 30° away.
What was Haldan Keffer Hartline's dominant planet?
Jupiter, on AsterNym's dominance score (8 points: rules the Sun sign, Sagittarius; disposes Sun, Uranus; 3 major aspects). Uranus is second and Mercury third. Other sites weight rulerships and aspects differently and can name a different leader.

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