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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), Chinese zodiac was Water Rabbit, with Life Path 11 in numerology.

Your match with Haldan

Free, no account, stays on this device. Add a birth time later.

What Haldan’s name adds up to

Worked from the name as published, letter by letter.

7

Expression · depth and research

9

Soul Urge · meaning

7

Personality · composed, private

The name opens on H (8) and closes on N (5). The value it repeats most is 5, which numerology reads as movement.

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

Haldan’s lucky numbers, colours and stones

Traditional correspondences, calculated not chosen.

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 record

What sets Haldan apart

Srinivasa Ramanujan (1887) and Ralph Fiennes (1962) share the birthday in another year, so the sun sits where it sits here.

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. Working 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 →

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

The sky over Bloomsburg that night

Computed for 41.00°N, 9 p.m. local sky.

Algol stood nearest the zenith over Bloomsburg at 9 p.m. that evening, 88.8° above the horizon in Perseus.

Sirius was the brightest thing up that night, one of 105 catalog stars above the horizon.

From 41.0°N not one of the brightest stars stays permanently above the horizon — all of them rise and set.

The trade is at the other end of the sky: nothing south of −49.0° declination ever rises from here, which puts Canopus, Rigil Kentaurus, Achernar, Hadar, Acrux, Mimosa and Toliman permanently out of view.

Sun 48° below the horizon, Moon down and 16% lit at waxing crescent.

How unusual Haldan's chart is

Chart pattern score

12 / 100 · Reassuringly normal

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 →

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.

What the Rabbit means →

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.

What Life Path 11 means →

What stands out in Haldan’s chart

Haldan’s birth chart

Reference chart · birth time unknown

Positions are checked across the whole date. The Moon ranges from 6° to 17° Aquarius depending on the hour.

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.

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

  • 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

  • stableJupitersquarePluto3.0° to 3.2° orb

  • stableSunconjunctionUranus3.2° to 4.1° orb

  • stableSunoppositionNeptune4.5° to 5.5° orb

  • stableVenussquareMars6.3° to 6.6° orb

  • stableUranusoppositionPluto6.5° to 6.6° orb

  • 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

What astrologers make of these five, at noon values.

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

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

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

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

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

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

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

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

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

    mean lunar apogee · the part that refuses to be tamed

Aspects to the asteroids and Lilith

  • 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°

Haldan’s dominant planets

  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

Configurations in Haldan’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.

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

More people like Haldan

Other physicians

Born in United States

More charts like Haldan’s

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

Computed from December 22, 1903. Tap to flip.

Birth tarot card

Judgement

Chinese zodiac

Rabbit 卯

Life Path

11 · Visionary
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

Where this comes from, and how it is worked out

Haldan’s birth date and birthplace come from Wikidata Q309879 (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 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. The full method: how it works.

Traditional interpretations, not facts or predictions, and not 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.
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 was Haldan Keffer Hartline's Life Path number?
Life Path 11, calculated in numerology.
What was Haldan Keffer Hartline's Chiron sign?
Chiron in Capricorn at 21°. Position from JPL Horizons.
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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