SOURCED NATAL CHART
Alexander Grothendieck Birth Chart
Aries Sun, Cancer Moon, Sagittarius Rising — calculated from the public birth record cited below.
Rotate, inspect houses, adjust orbs, and open every placement.
Open the interactive chartNo signup requiredBirth data used
- Date
- March 28, 1928
- Time
- 00:45
- Place
- Berlin, Germany
- Timezone
- +01:00
- Coordinates
- 52.5230, 13.4110
- House system
- Placidus
Alexander Grothendieck's Big Three
Sun
Aries Sun
Aries 7.06°
Traditionally associated with directness, initiative, and decisive momentum; this point describes identity and conscious direction.
Moon
Cancer Moon
Cancer 0.61°
Traditionally associated with sensitivity, protection, and attachment to roots; this point describes emotional rhythms and instinctive needs.
Rising
Sagittarius Rising
Sagittarius 13.60°
Traditionally associated with candor, exploration, and a search for larger meaning; this point describes approach, presentation, and the chart's house structure.
This is an astrological interpretation of chart symbols, not a factual claim about Alexander Grothendieck's personality.
Planetary placements
| Point | Sign | Degree | House | Retrograde |
|---|---|---|---|---|
| Sun | Aries | 7.06° | 3 | No |
| Moon | Cancer | 0.61° | 7 | No |
| Mercury | Pisces | 9.95° | 3 | No |
| Venus | Pisces | 12.10° | 3 | No |
| Mars | Aquarius | 21.87° | 2 | No |
| Jupiter | Aries | 14.22° | 3 | No |
| Saturn | Sagittarius | 19.13° | 1 | No |
| Uranus | Aries | 3.58° | 3 | No |
| Neptune | Leo | 26.82° | 8 | Yes |
| Pluto | Cancer | 14.98° | 7 | Yes |
| North Node | Gemini | 13.04° | 6 | Yes |
| Chiron | Taurus | 3.89° | 4 | No |
Houses
| House | Sign | Degree |
|---|---|---|
| House 1 | Sagittarius | 13.60° |
| House 2 | Capricorn | 22.29° |
| House 3 | Pisces | 9.79° |
| House 4 | Aries | 16.08° |
| House 5 | Taurus | 10.43° |
| House 6 | Taurus | 28.38° |
| House 7 | Gemini | 13.60° |
| House 8 | Cancer | 22.29° |
| House 9 | Virgo | 9.79° |
| House 10 | Libra | 16.08° |
| House 11 | Scorpio | 10.43° |
| House 12 | Scorpio | 28.38° |
Major aspects
| Aspect | Orb |
|---|---|
| Jupiter Square Pluto | 0.76° |
| Mercury Conjunction Venus | 2.14° |
| Mars Sextile Saturn | 2.74° |
| Venus Trine Pluto | 2.88° |
| Moon Square Uranus | 2.97° |
| Moon Sextile Chiron | 3.29° |
| Sun Conjunction Uranus | 3.48° |
| Moon Sextile Neptune | 3.79° |
| Jupiter Trine Saturn | 4.91° |
| Mars Opposition Neptune | 4.94° |
| Mercury Trine Pluto | 5.03° |
| Sun Square Moon | 6.45° |
| Neptune Trine Chiron | 7.08° |
| Sun Conjunction Jupiter | 7.16° |
| Saturn Trine Neptune | 7.69° |
Birth-data source and confidence
Publisher-reported Rodden rating AA · Rating supplied by the dataset publisher; AskCelesta has not independently inspected the original birth document.
This birth input comes from the VedAstro 15,000 Famous People Birth Date & Location dataset, published under the MIT license. Dataset record: AlexanderGrothendieck1928. The rating is carried forward from that dataset; AskCelesta has not independently verified the underlying certificate or record. Corrections are welcome. A chart is only as precise as its recorded birth time.
Calculation and reading disclosure
AskCelesta calculates the chart from date, local time, place coordinates, timezone, and the displayed house system. Planetary positions and aspect geometry are calculated by software. Interpretations describe traditional astrological symbolism and may include AI-assisted text; they are not scientific findings or predictions.