David J. Tholen is an American astronomer born on July 31, 1955. He earned his Ph.D. from the University of Arizona in 1984. Tholen is notable for his contributions to the field of astronomy, although specific achievements and research interests were not detailed in the extract.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 36 days away.
Place of Birth
Time Zone - America/Chicago (5:0 W)
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - David
beloved, friend
Read Full David Name AnalysisJuly 31, 1955 Facts
Generation Group
David J. Tholen belongs to the Baby Boomers group.
Place of Birth: Huntsville
Educated At: Thomas More Prep-Marian | University of Arizona
Occupation: researcher | astronomer
Employers: University of Hawaiʻi
Awards Received: Harold C. Urey Prize
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 July 31, 1955
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on July 31, 2024 | Secondary Progressions for July 31, 2024 |
---|---|---|---|
Sun | 7 Leo 42 | 8 Leo 58 | 14 Libra 38 |
Moon | 2 Capricorn 53 | 24 Gemini 12 | 16 Cancer 4 |
Mercury | 2 Leo 3 | 3 Virgo 15 | 25 Libra 26 |
Venus | 29 Cancer 2 | 24 Leo 37 | 24 Libra 37 |
Mars | 12 Leo 59 | 7 Gemini 26 | 26 Virgo 57 |
Jupiter | 10 Leo 8 | 14 Gemini 20 | 24 Leo 23 |
Saturn | 15 Scorpio 7 | 18 Pisces 31 | 19 Scorpio 45 |
Uranus | 28 Cancer 37 | 26 Taurus 51 | 1 Leo 56 |
Neptune | 25 Libra 37 | 29 Pisces 42 | 27 Libra 29 |
Pluto | 25 Leo 50 | 0 Aquarius 39 | 27 Leo 55 |
Rahu | 24 Sagittarius 12 | 9 Aries 36 | 20 Sagittarius 33 |
Ketu | 24 Gemini 12 | 9 Libra 36 | 20 Gemini 33 |
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.David J. Tholen's 2025 Transits to Natal Planets
- Saturn square Rahu
Exact: 01 April, 2025 - Mars conjunction Mercury
Exact: 21 April, 2025 - Mars conjunction Jupiter
Exact: 11 May, 2025 - Mars square Saturn
Exact: 21 May, 2025 - Jupiter opposition Moon
Exact: 20 June, 2025 - Jupiter trine Saturn
Exact: 19 August, 2025 - Mars aspects Ketu
Exact: 28 October, 2025 - Saturn square Rahu
Exact: 27 November, 2025 - Mars conjunction Rahu
Exact: 07 December, 2025 - Mars opposition Ketu
Exact: 07 December, 2025 - Mars aspects Mercury
Exact: 17 December, 2025