Othmar Ammann birth chart is shown with zodiac signs and aspects. Because the birth time is unknown, Arcadia does not use houses, Rising sign, or angular dominants as the main basis of interpretation.
Othmar Ammann's chart rests first on the stable factors: Sun in Aries and Moon in Taurus. Without a reliable time, signs and aspects are stronger than the Rising sign or houses.
Chart detail:
Sun conjunct Saturn (orb 0.2°) gives a central dynamic in this reading. The orb is extremely tight; this aspect is one of the chart's strongest signals.
In plain terms, this aspect ties identity, ego, and father image to discipline, duty, mastery, and long construction.
The birth time is not known with certainty, so the Rising sign and houses are less reliable. Signs and exact aspects give the safer reading base.
Learn the zodiac signs · Learn the planets · Learn the houses · Browse celebrity charts · Calculate your own birth chart
| Element | Sign | Degrees | Speed |
| Sun | Aries | 05° 28' 14" | 0.989 / day |
| Moon | Taurus | 15° 00' 15" | 11.853 / day |
| Mercury | Aries | 23° 45' 55" | 1.3 / day |
| Venus | Taurus | 01° 46' 39" | 1.223 / day |
| Mars | Aquarius | 05° 42' 53" | 0.731 / day |
| Jupiter | Pisces | 00° 09' 51" | 0.216 / day |
| Saturn | Aries | 05° 41' 24" | 0.124 / day |
| Uranus | Virgo | 00° 50' 42" R | -0.033 / day |
| Neptune | Taurus | 08° 14' 36" | 0.032 / day |
| Pluto | Taurus | 24° 53' 33" | 0.015 / day |
| Lilith | Aries | 29° 19' 36" | 0.112 / day |
| RS | Cancer | 03° 15' 58" | |
| MH | Aries | 03° 52' 45" |
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Signs Sun in Aries · Venus in Taurus
Aspects Venus conjunct Neptune (orb 6.5°) · Mars square Neptune (orb 2.5°) · Jupiter square Pluto (orb 5.3°)
This section gives a concrete reading thread. It highlights the most visible signatures, then the tabs keep each placement separate instead of mixing everything together.
Important: Unknown birth time: the Rising sign, houses, and angular dominants are too time-sensitive to anchor the interpretation. The Moon remains useful, but its exact aspects can shift during the day: tight non-Moon aspects are more reliable when they exist.
Start here: a short reading that shows what hooks, what helps, what pushes back, and where it becomes concrete.
Sun in Aries · Moon in Taurus
First hook: this is where the chart often becomes recognizable in real life. Sun in Aries: identity and direction move through initiative, speed, confrontation, and direct action; Moon in Taurus: emotional safety looks for nature, good food, physical sensuality, roots, resources, and perseverance. Because the birth time is missing, reliable aspects should carry the next step before houses or angles.
Dominants unavailable without reliable birth time
Angular dominants depend on birth time. Without a reliable hour, do not use them as primary evidence.
Harmonious circuit: Mars, Sun, and Saturn
This is the easiest door into the chart: it shows what tends to cooperate naturally.
This pattern describes what comes more easily. Houses are not used here: unknown time. It connects Mars (action, anger, desire, and courage), Sun (identity, confidence, and direction), and Saturn (responsibility, limits, effort, and patience).
This is the clearest cooperation pattern in the chart: Sun sextile Mars (orb 0.2°) and Mars sextile Saturn (orb 0.0°). It shows where functions support each other, recover, or come naturally when used together. Because several planets are connected, the full pattern matters more than one isolated aspect.
Tension circuit: Mars, Neptune, and Venus
This is the pressure line to read first: it shows where tension repeats in concrete situations.
This pattern shows where pressure builds fastest. Houses are not used here: unknown time. It connects Mars (action, anger, desire, and courage), Neptune (dreams, ideals, imagination, and confusion), and Venus (attraction, pleasure, taste, and relationships).
This is the clearest friction pattern in the chart: Mars square Neptune (orb 2.5°) and Venus square Mars (orb 3.9°). It shows where pressure, contradiction, or repeated effort concentrates. Because several planets are connected, the full pattern matters more than one isolated aspect.
Houses unavailable without reliable birth time
Houses describe domains of existence, but they depend on birth time. Without a reliable hour, signs and aspects should carry the reading.
Read the full chart-reading method · Detailed placements and aspects are below in the tabs.
Without a reliable birth time, the Sun, Moon, and exact aspects become the reliable base. The Rising sign, houses, and angular dominants need a reliable birth time.
The Moon can change signs during a day. Near a lunar sign change, the Moon sign remains a hypothesis.
Without a reliable hour, exact aspects and reliable repetitions can strongly nuance the starting reading.
Sun in Aries remains a reliable combination even without a birth time. The Sun describes identity, ego, father figure, visibility, and direction, with Aries style: initiative, speed, confrontation, and direct action.
Concretely, the person expresses identity, ego, father figure, recognition, and personal direction through the Aries style (initiative, speed, confrontation, and direct action). Exact aspects and repeated patterns indicate whether this theme becomes central.
Aspect connected to this placement: Sun conjunct Saturn (orb 0.2°). Aspect effect: ties identity, ego, and father image to discipline, duty, mastery, and long construction.
Sun conjunct Saturn (orb 0.2°) brings the two planets out together. The orb is extremely tight; this aspect is one of the chart's strongest signals.
Here, both planets use the same Aries style (initiative, speed, confrontation, and direct action). Sun in Aries brings identity, ego, father figure, visibility, and direction; Saturn in Aries brings discipline, constraint, endurance, and mastery.
Concrete effect: this aspect ties identity, ego, and father image to discipline, duty, mastery, and long construction.
Sun sextile Mars (orb 0.2°) shows active cooperation between the two planets. The orb is extremely tight; this aspect is one of the chart's strongest signals.
Here, Sun in Aries brings identity, ego, father figure, visibility, and direction with Aries style (initiative, speed, confrontation, and direct action); Mars in Aquarius brings action, courage, competition, and effort with Aquarius style (independence, networks, distance, and collective change).
Concrete cooperation: identity and action can cooperate in a concrete field. Father-image layer: ego, personal direction, and the father imprint can cooperate with Mars.
Moon in Taurus remains a useful base without a birth time. The Moon sign is often usable, but near a Moon sign change it remains a hypothesis; the Moon describes personal dream, play, inner child, childhood imprint, mother figure, mother image, optimism, and inner rhythm, with Taurus style: nature, good food, physical sensuality, roots, resources, and perseverance.
Concretely, the person expresses personal dream, play instinct, inner child, childhood imprint, mother figure, mother image, optimism, and inner rhythm through the Taurus style (nature, good food, physical sensuality, roots, resources, and perseverance). Exact aspects and repeated patterns indicate whether this theme becomes central.
The Rising sign cannot be determined if the time is not known.
Mercury in Aries remains a reliable combination even without a birth time. Mercury describes intellect, language, thought, and technique, with Aries style: initiative, speed, confrontation, and direct action.
Concretely, the person expresses thinking, speech, learning, technique, and mental strategy through the Aries style (initiative, speed, confrontation, and direct action). Exact aspects and repeated patterns indicate whether this theme becomes central.
Mercury conjunct Lilith (orb 5.6°) brings the two planets out together. The orb is moderate; it stays secondary beside tighter signatures.
Here, both planets use the same Aries style (initiative, speed, confrontation, and direct action). Mercury in Aries brings intellect, language, thought, and technique; Lilith in Aries brings pure ideal, absolute demand, fascination, and refusal of compromise.
Concrete effect: this aspect joins thought and speech to Lilith's absolute ideal, with a tendency to name what feels false or insufficient.
Venus in Taurus remains a reliable combination even without a birth time. Venus describes desire, taste, relationship, and attraction, with Taurus style: nature, good food, physical sensuality, roots, resources, and perseverance.
Concretely, the person expresses desire, taste, attraction, pleasure, and love style through the Taurus style (nature, good food, physical sensuality, roots, resources, and perseverance). Exact aspects and repeated patterns indicate whether this theme becomes central.
Aspect connected to this placement: Venus trine Uranus (orb 0.9°). Aspect effect: gives positive ease between charm and originality: attraction can become free, inventive, modern, or unexpected.
Venus trine Uranus (orb 0.9°) shows positive structural ease between the two planets. The orb is extremely tight; this aspect is one of the chart's strongest signals.
Here, Venus in Taurus brings desire, taste, relationship, and attraction with Taurus style (nature, good food, physical sensuality, roots, resources, and perseverance); Uranus in Virgo brings disruption, independence, and change with Virgo style (precision, method, usefulness, and attention to detail).
Concrete support: this aspect gives positive ease between charm and originality: attraction can become free, inventive, modern, or unexpected.
Venus conjunct Lilith (orb 2.5°) brings the two planets out together. The orb is tight enough to count in the main reading.
Here, Venus in Taurus brings desire, taste, relationship, and attraction with Taurus style (nature, good food, physical sensuality, roots, resources, and perseverance); Lilith in Aries brings pure ideal, absolute demand, fascination, and refusal of compromise with Aries style (initiative, speed, confrontation, and direct action).
Concrete effect: this aspect joins Venus to Lilith's pure ideal, so beauty, desire, and attraction express with fascination but can reject ordinary imperfection.
Venus sextile Jupiter (orb 1.6°) shows active cooperation between the two planets. The orb is very tight; this describes a stable character pattern more than a passing reaction.
Here, Venus in Taurus brings desire, taste, relationship, and attraction with Taurus style (nature, good food, physical sensuality, roots, resources, and perseverance); Jupiter in Pisces brings personal fulfillment, confidence, encouragement, and broader horizons with Pisces style (imagination, faith, compassion, dream, and permeability).
Concrete cooperation: desire and fulfillment can cooperate when pleasure receives a concrete horizon.
Venus conjunct Neptune (orb 6.5°) is minor in this chart. The orb is wide; this aspect stays a light nuance.
Here, both planets use the same Taurus style (nature, good food, physical sensuality, roots, resources, and perseverance). Venus in Taurus brings desire, taste, relationship, and attraction; Neptune in Taurus brings imagination, image, popularity, collective moods, and inspiration.
Concrete effect: this aspect mixes Venus with Neptune: desire, beauty, projection, glamour, romantic ideal, and sensitivity to collective moods come out together.
Venus square Mars (orb 3.9°) creates concrete friction between the two planets. The orb is moderate; it stays secondary beside tighter signatures.
Concrete friction: this aspect creates tension between attraction, pleasure, empathy, and direct action: the person may alternate between seducing, appreciating the other, attacking, desiring, or turning relationship into a power struggle.
Mars in Aquarius remains a reliable combination even without a birth time. Mars describes action, courage, competition, and effort, with Aquarius style: independence, networks, distance, and collective change.
Concretely, the person expresses action, anger, courage, competition, and effort through the Aquarius style (independence, networks, distance, and collective change). Exact aspects and repeated patterns indicate whether this theme becomes central.
Aspect connected to this placement: Mars sextile Saturn (orb 0.0°). Aspect effect: lets action and discipline cooperate when effort receives a durable method.
Mars sextile Saturn (orb 0.0°) shows active cooperation between the two planets. The orb is extremely tight; this aspect is one of the chart's strongest signals.
Here, Mars in Aquarius brings action, courage, competition, and effort with Aquarius style (independence, networks, distance, and collective change); Saturn in Aries brings discipline, constraint, endurance, and mastery with Aries style (initiative, speed, confrontation, and direct action).
Concrete cooperation: action and discipline can cooperate when effort receives a durable method.
Same aspect, other side: the full reading is under the other planet, and it also applies to Mars.
Mars square Neptune (orb 2.5°) creates concrete friction between the two planets. The orb is tight enough to count in the main reading.
Here, Mars in Aquarius brings action, courage, competition, and effort with Aquarius style (independence, networks, distance, and collective change); Neptune in Taurus brings imagination, image, popularity, collective moods, and inspiration with Taurus style (nature, good food, physical sensuality, roots, resources, and perseverance).
Concrete friction: this aspect creates tension between action, the wish to act, image, vagueness, ideal, and scattered energy.
Same aspect, other side: the full reading is under the other planet, and it also applies to Mars.
Jupiter in Pisces remains a reliable combination even without a birth time. Jupiter describes personal fulfillment, confidence, encouragement, and broader horizons, with Pisces style: imagination, faith, compassion, dream, and permeability.
Concretely, the person expresses personal fulfillment, confidence, and opening of horizons through the Pisces style (imagination, faith, compassion, dream, and permeability). Exact aspects and repeated patterns indicate whether this theme becomes central.
Aspect connected to this placement: Jupiter opposite Uranus (orb 0.7°). Aspect effect: sets the need to widen life against rupture, immediate freedom, or radical change.
Jupiter opposite Uranus (orb 0.7°) puts the two planets face to face, with visible back-and-forth or tension. The orb is extremely tight; this aspect is one of the chart's strongest signals.
Here, Jupiter in Pisces brings personal fulfillment, confidence, encouragement, and broader horizons with Pisces style (imagination, faith, compassion, dream, and permeability); Uranus in Virgo brings disruption, independence, and change with Virgo style (precision, method, usefulness, and attention to detail).
Concrete conflict: this aspect sets the need to widen life against rupture, immediate freedom, or radical change.
Jupiter sextile Lilith (orb 0.8°) shows active cooperation between the two planets. The orb is extremely tight; this aspect is one of the chart's strongest signals.
Here, Jupiter in Pisces brings personal fulfillment, confidence, encouragement, and broader horizons with Pisces style (imagination, faith, compassion, dream, and permeability); Lilith in Aries brings pure ideal, absolute demand, fascination, and refusal of compromise with Aries style (initiative, speed, confrontation, and direct action).
Concrete cooperation: fulfillment and Lilith's ideal can cooperate when measure remains present.
Same aspect, other side: the full reading is under the other planet, and it also applies to Jupiter.
Jupiter square Pluto (orb 5.3°) creates concrete friction between the two planets. The orb is moderate; it stays secondary beside tighter signatures.
Concrete friction: this aspect creates friction between Jupiter (personal fulfillment, confidence, encouragement, and broader horizons) and Pluto's crisis instinct: pressure can become domination, fear, or destructive escalation unless it receives a clear outlet.
Saturn in Aries remains a reliable combination even without a birth time. Saturn describes discipline, constraint, endurance, and mastery, with Aries style: initiative, speed, confrontation, and direct action.
Concretely, the person expresses discipline, limits, duty, fear, and long construction through the Aries style (initiative, speed, confrontation, and direct action). Exact aspects and repeated patterns indicate whether this theme becomes central.
Same aspect, other side: the full reading is under the other planet, and it also applies to Saturn.
Same aspect, other side: the full reading is under the other planet, and it also applies to Saturn.
Uranus in Virgo remains a reliable combination even without a birth time. Uranus describes disruption, independence, and change, with Virgo style: precision, method, usefulness, and attention to detail.
Concretely, the person expresses freedom, disruption, broken rhythms, and the need for independence through the Virgo style (precision, method, usefulness, and attention to detail). Exact aspects and repeated patterns indicate whether this theme becomes central.
Same aspect, other side: the full reading is under the other planet, and it also applies to Uranus.
Same aspect, other side: the full reading is under the other planet, and it also applies to Uranus.
Neptune in Taurus remains a reliable combination even without a birth time. Neptune describes imagination, image, popularity, collective moods, and inspiration, with Taurus style: nature, good food, physical sensuality, roots, resources, and perseverance.
Concretely, the person expresses imagination, image, popularity, and the ability to read collective currents through the Taurus style (nature, good food, physical sensuality, roots, resources, and perseverance). Exact aspects and repeated patterns indicate whether this theme becomes central.
Same aspect, other side: the full reading is under the other planet, and it also applies to Neptune.
Same aspect, other side: the full reading is under the other planet, and it also applies to Neptune.
Pluto in Taurus remains a reliable combination even without a birth time. Pluto describes crisis, power, survival, and regeneration, with Taurus style: nature, good food, physical sensuality, roots, resources, and perseverance.
Concretely, the person expresses crisis, power, sexuality, survival, and transformation through the Taurus style (nature, good food, physical sensuality, roots, resources, and perseverance). Exact aspects and repeated patterns indicate whether this theme becomes central.
Same aspect, other side: the full reading is under the other planet, and it also applies to Pluto.
Lilith in Aries remains a reliable combination even without a birth time. Lilith describes pure ideal, absolute demand, fascination, and refusal of compromise, with Aries style: initiative, speed, confrontation, and direct action.
Concretely, the person expresses the pure ideal, absolute demand, desire, fascination, and what refuses to become ordinary through the Aries style (initiative, speed, confrontation, and direct action). Exact aspects and repeated patterns indicate whether this theme becomes central.
Same aspect, other side: the full reading is under the other planet, and it also applies to Lilith.
Same aspect, other side: the full reading is under the other planet, and it also applies to Lilith.
Same aspect, other side: the full reading is under the other planet, and it also applies to Lilith.
