J. David Archibald is an American zoologist and vertebrate paleontologist born on March 23, 1950, in Lawrence, Kansas. He specializes in both fossil and extant mammals and is particularly renowned for his research on the mass extinction event at the Cretaceous-Paleogene boundary. Archibald completed his undergraduate studies at Kent State University in 1972 and earned a PhD in paleontology from UC Berkeley in 1977. He has held positions at Yale University and San Diego State University, where his work focused on mammalian faunal turnover during extinction events.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 272 days away.
Place of Birth
Time Zone - America/Chicago (6:0 W)
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
March 23, 1950 Facts
Generation Group
J. David Archibald belongs to the Baby Boomers group.
Place of Birth: Lawrence
Educated At: Kent State University | University of California, Berkeley
Occupation: paleontologist | university teacher | zoologist
Employers: San Diego State University
Astrology Analysis
Note: This birth chart is calculated using the date and place of birth, with the time set to noon (12:00 PM) local time. While this provides accurate planetary positions for most celestial bodies, the Ascendant (Rising Sign) and house cusps are not calculated since they require precise birth time. For a complete astrological analysis including houses and rising sign, please provide the exact birth time.
Ephemeris for March 23, 1950
Note: Moon position is location and time sensitive.| Planet | Position (Tropical, Western) | Transits on March 23, 2025 | Secondary Progressions for March 23, 2025 |
|---|---|---|---|
| Sun | 2 Aries 32 | 3 Aries 21 | 15 Gemini 26 |
| Moon | 28 Taurus 11 | 18 Capricorn 6 | 7 Pisces 2 |
| Mercury | 28 Pisces 14 | 5 Aries 21 | 22 Taurus 21 |
| Venus | 17 Aquarius 47 | 2 Aries 14 | 5 Taurus 55 |
| Mars | 1 Libra 49 | 21 Cancer 7 | 28 Virgo 13 |
| Jupiter | 25 Aquarius 23 | 14 Gemini 46 | 6 Pisces 41 |
| Saturn | 15 Virgo 19 | 23 Pisces 25 | 13 Virgo 32 |
| Uranus | 1 Cancer 3 | 24 Taurus 25 | 4 Cancer 0 |
| Neptune | 16 Libra 21 | 29 Pisces 44 | 14 Libra 40 |
| Pluto | 16 Leo 2 | 3 Aquarius 24 | 16 Leo 7 |
| Rahu | 7 Aries 47 | 27 Pisces 10 | 3 Aries 48 |
| Ketu | 7 Libra 47 | 27 Virgo 10 | 3 Libra 48 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
Astrology Transits Analysis for Year 2025
Note: Multiple transits occurring in close proximity often signify a major event in a person's life.J. David Archibald's 2025 Transits to Natal Planets
- Saturn opposition Saturn
Exact: 21 January, 2025 - Mars aspects Venus
Exact: 10 February, 2025 - Rahu conjunction Mercury
Exact: 20 February, 2025 - Mars aspects Venus
Exact: 12 March, 2025 - Jupiter trine Venus
Exact: 11 April, 2025 - Saturn conjunction Mercury
Exact: 11 May, 2025 - Saturn sextile Moon
Exact: 11 May, 2025 - Jupiter trine Jupiter
Exact: 21 May, 2025 - Mars opposition Jupiter
Exact: 10 June, 2025 - Mars aspects Sun
Exact: 20 June, 2025 - Mars aspects Rahu
Exact: 30 June, 2025 - Saturn opposition Mars
Exact: 10 July, 2025 - Mars conjunction Mars
Exact: 09 August, 2025 - Mars conjunction Ketu
Exact: 19 August, 2025 - Mars opposition Rahu
Exact: 19 August, 2025 - Saturn conjunction Mercury
Exact: 18 September, 2025 - Saturn sextile Moon
Exact: 18 September, 2025 - Mars aspects Moon
Exact: 18 September, 2025 - Mars square Venus
Exact: 18 October, 2025 - Ketu conjunction Saturn
Exact: 18 October, 2025 - Mars square Jupiter
Exact: 28 October, 2025 - Mars square Sun
Exact: 17 December, 2025
