Vladimír Vonka is a Czech physician and scientist born on July 31, 1930, in Prague. He specializes in virology and the development of anti-cancer vaccines. His work has contributed significantly to the understanding and advancement of treatments in these fields.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 326 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 - Vladimir
ruling the world, possessing the world
Read Full Vladimir Name AnalysisJuly 31, 1930 Facts
Generation Group
Vladimír Vonka belongs to the Silent Generation group.
Place of Birth: Prague
Occupation: pedagogue | biologist | physician
Awards Received: Czech Medal of Merit
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, 1930
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on July 31, 2025 | Secondary Progressions for July 31, 2025 |
---|---|---|---|
Sun | 7 Leo 30 | 8 Leo 30 | 10 Scorpio 18 |
Moon | 24 Libra 23 | 26 Libra 53 | 5 Aries 53 |
Mercury | 23 Leo 47 | 9 Leo 23 | 8 Scorpio 2 |
Venus | 19 Virgo 15 | 0 Cancer 20 | 7 Sagittarius 20 |
Mars | 11 Gemini 40 | 25 Virgo 58 | 6 Leo 11 |
Jupiter | 7 Cancer 34 | 11 Cancer 36 | 20 Cancer 18 |
Saturn | 6 Capricorn 49 | 1 Aries 32 | 7 Capricorn 51 |
Uranus | 15 Aries 19 | 0 Gemini 55 | 12 Aries 19 |
Neptune | 2 Virgo 21 | 1 Aries 59 | 5 Virgo 27 |
Pluto | 19 Cancer 40 | 2 Aquarius 26 | 20 Cancer 52 |
Rahu | 27 Aries 44 | 20 Pisces 17 | 22 Aries 42 |
Ketu | 27 Libra 44 | 20 Virgo 17 | 22 Libra 42 |
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.Vladimír Vonka's 2025 Transits to Natal Planets
- Mars square Ketu
Exact: 11 January, 2025 - Jupiter conjunction Mars
Exact: 11 January, 2025 - Saturn opposition Venus
Exact: 20 February, 2025 - Jupiter conjunction Mars
Exact: 02 March, 2025 - Jupiter trine Moon
Exact: 21 May, 2025 - Jupiter trine Ketu
Exact: 31 May, 2025 - Jupiter opposition Saturn
Exact: 10 July, 2025 - Mars conjunction Venus
Exact: 20 July, 2025 - Jupiter conjunction Jupiter
Exact: 20 July, 2025 - Ketu conjunction Venus
Exact: 09 August, 2025 - Mars square Saturn
Exact: 19 August, 2025 - Mars conjunction Ketu
Exact: 18 September, 2025 - Mars opposition Rahu
Exact: 18 September, 2025