Zdeněk Havlas is a Czech chemist born on May 13, 1951, in Nymburk. He served as the former director of the Institute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences (ÚOCHB). His research specializes in quantum and computational chemistry, the structure and dynamics of molecular and biomolecular systems, as well as hydrogen and non-covalent hydrogen bonding. A significant aspect of his long-term research work includes the development of new pharmaceuticals.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 325 days away.
Place of Birth
Time Zone - Europe/Prague (1:0 E)
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Zdenek
The name Zdenek is derived from the Czech word "zdeň" meaning "to increase" or "to grow." It can be interpreted as 'one who grows' or 'one who prospers.'
Read Full Zdenek Name AnalysisMay 13, 1951 Facts
Generation Group
Zdeněk Havlas belongs to the Baby Boomers group.
Place of Birth: Nymburk
Occupation: researcher | chemist | scientist
Employers: Institute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences
Awards Received: Silver Medal of the Chairman of the Senate
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 May 13, 1951
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on May 13, 2025 | Secondary Progressions for May 13, 2025 |
---|---|---|---|
Sun | 21 Taurus 53 | 22 Taurus 56 | 2 Leo 39 |
Moon | 13 Leo 2 | 1 Sagittarius 13 | 10 Taurus 20 |
Mercury | 29 Aries 17 | 5 Taurus 6 | 28 Leo 30 |
Venus | 2 Cancer 43 | 8 Aries 37 | 12 Virgo 59 |
Mars | 24 Taurus 9 | 11 Leo 32 | 15 Cancer 0 |
Jupiter | 4 Aries 32 | 23 Gemini 57 | 13 Aries 53 |
Saturn | 26 Virgo 18 | 28 Pisces 56 | 28 Virgo 45 |
Uranus | 6 Cancer 56 | 27 Taurus 3 | 11 Cancer 9 |
Neptune | 17 Libra 17 | 1 Aries 27 | 16 Libra 57 |
Pluto | 17 Leo 27 | 3 Aquarius 47 | 18 Leo 57 |
Rahu | 15 Pisces 46 | 24 Pisces 28 | 11 Pisces 51 |
Ketu | 15 Virgo 46 | 24 Virgo 28 | 11 Virgo 51 |
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.Zdeněk Havlas's 2025 Transits to Natal Planets
- Saturn conjunction Rahu
Exact: 21 January, 2025 - Saturn opposition Ketu
Exact: 21 January, 2025 - Saturn sextile Sun
Exact: 12 March, 2025 - Saturn sextile Mars
Exact: 01 April, 2025 - Ketu conjunction Saturn
Exact: 01 April, 2025 - Saturn opposition Saturn
Exact: 21 April, 2025 - Mars aspects Rahu
Exact: 21 May, 2025 - Jupiter conjunction Venus
Exact: 20 June, 2025 - Jupiter trine Rahu
Exact: 19 August, 2025 - Saturn opposition Saturn
Exact: 08 October, 2025 - Rahu conjunction Rahu
Exact: 08 October, 2025 - Ketu conjunction Ketu
Exact: 08 October, 2025 - Mars opposition Mars
Exact: 28 October, 2025 - Mars aspects Venus
Exact: 07 November, 2025 - Mars square Rahu
Exact: 27 November, 2025 - Saturn sextile Mars
Exact: 27 November, 2025