Hans van Vliet, born on September 12, 1949, in Mijdrecht, is a prominent Dutch computer scientist and Professor Emeritus of Software Engineering at the Vrije Universiteit Amsterdam. He is renowned for his contributions to the quantitative aspects of software engineering. Van Vliet earned his MA in Mathematics and PhD in Computer Science, advancing his career through pivotal roles, including a research position at Centrum Wiskunde & Informatica and a visiting scientist role at IBM Research Laboratory. He has been a professor since 1987 and actively participates in various academic committees.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 347 days away.
Place of Birth
Time Zone - Europe/Amsterdam (1:0 E)
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Hans
John, God is gracious
Read Full Hans Name AnalysisSeptember 12, 1949 Facts
Generation Group
Hans van Vliet belongs to the Baby Boomers group.
Place of Birth: Mijdrecht
Educated At: Free University of Amsterdam | University of Amsterdam
Occupation: information scientist | university teacher | mathematician | computer scientist
Employers: Free University of Amsterdam
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 September 12, 1949
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on September 12, 2025 | Secondary Progressions for September 12, 2025 |
---|---|---|---|
Sun | 19 Virgo 20 | 19 Virgo 56 | 4 Sagittarius 53 |
Moon | 14 Taurus 8 | 23 Taurus 25 | 5 Pisces 28 |
Mercury | 15 Libra 39 | 19 Virgo 3 | 7 Sagittarius 59 |
Venus | 27 Libra 20 | 21 Leo 23 | 21 Capricorn 53 |
Mars | 3 Leo 18 | 23 Libra 25 | 16 Virgo 54 |
Jupiter | 22 Capricorn 17 | 19 Cancer 50 | 29 Capricorn 17 |
Saturn | 11 Virgo 17 | 29 Pisces 4 | 18 Virgo 57 |
Uranus | 4 Cancer 41 | 1 Gemini 28 | 4 Cancer 8 |
Neptune | 13 Libra 58 | 1 Aries 3 | 16 Libra 36 |
Pluto | 17 Leo 11 | 1 Aquarius 35 | 18 Leo 10 |
Rahu | 17 Aries 57 | 18 Pisces 1 | 13 Aries 56 |
Ketu | 17 Libra 57 | 18 Virgo 1 | 13 Libra 56 |
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.Hans van Vliet's 2025 Transits to Natal Planets
- Saturn sextile Moon
Exact: 01 January, 2025 - Mars square Venus
Exact: 11 January, 2025 - Mars opposition Jupiter
Exact: 21 January, 2025 - Mars square Ketu
Exact: 10 February, 2025 - Mars square Mercury
Exact: 20 February, 2025 - Saturn opposition Sun
Exact: 20 February, 2025 - Mars square Ketu
Exact: 12 March, 2025 - Mars opposition Jupiter
Exact: 01 April, 2025 - Jupiter trine Mercury
Exact: 01 April, 2025 - Mars square Venus
Exact: 11 April, 2025 - Jupiter trine Ketu
Exact: 11 April, 2025 - Jupiter trine Venus
Exact: 31 May, 2025 - Mars conjunction Sun
Exact: 20 July, 2025 - Mars aspects Rahu
Exact: 20 July, 2025 - Ketu conjunction Sun
Exact: 09 August, 2025 - Mars aspects Moon
Exact: 29 August, 2025 - Mars conjunction Venus
Exact: 18 September, 2025 - Jupiter opposition Jupiter
Exact: 08 October, 2025 - Jupiter opposition Jupiter
Exact: 17 December, 2025