Jonathan Grudin is a principal design researcher at Microsoft and an instructor at the Information School of the University of Washington, specializing in Human-Computer Interaction (HCI) and Computer Supported Cooperative Work (CSCW). He is recognized as a pioneer in the field of CSCW and has published various works on publication culture and the history of HCI. His notable book, 'From Tool to Partner: The Evolution of Human-Computer Interaction,' was published in 2017.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 209 days away.
Place of Birth
Time Zone - America/Denver (7:0 W)
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Jonathan
God is gracious
Read Full Jonathan Name AnalysisDecember 31, 1949 Facts
Generation Group
Jonathan Grudin belongs to the Baby Boomers group.
Place of Birth: Boulder
Educated At: Reed College | University of California, San Diego | Purdue University
Occupation: computer scientist
Employers: University of California, Irvine | Microsoft
Awards Received: ACM Fellow
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 December 31, 1949
Note: Moon position is location and time sensitive.| Planet | Position (Tropical, Western) | Transits on December 31, 2025 | Secondary Progressions for December 31, 2025 |
|---|---|---|---|
| Sun | 9 Capricorn 47 | 10 Capricorn 21 | 26 Pisces 37 |
| Moon | 28 Taurus 51 | 3 Gemini 48 | 16 Pisces 56 |
| Mercury | 29 Capricorn 13 | 28 Sagittarius 20 | 17 Pisces 1 |
| Venus | 16 Aquarius 54 | 8 Capricorn 57 | 13 Aquarius 16 |
| Mars | 2 Libra 8 | 12 Capricorn 31 | 4 Libra 6 |
| Jupiter | 6 Aquarius 22 | 21 Cancer 24 | 24 Aquarius 5 |
| Saturn | 19 Virgo 57 | 26 Pisces 4 | 15 Virgo 46 |
| Uranus | 2 Cancer 43 | 27 Taurus 57 | 1 Cancer 0 |
| Neptune | 17 Libra 15 | 29 Pisces 29 | 16 Libra 30 |
| Pluto | 17 Leo 47 | 2 Aquarius 42 | 16 Leo 8 |
| Rahu | 12 Aries 7 | 12 Pisces 10 | 8 Aries 5 |
| Ketu | 12 Libra 7 | 12 Virgo 10 | 8 Libra 5 |
Chandra Kundali (Equal House, North Indian Diamond Chart)
Astrology Transits Analysis for Year 2026
Jonathan Grudin's 2026 Transits to Natal Planets
- Mars square Rahu
Exact: 01 January, 2026 - Mars conjunction Mercury
Exact: 21 January, 2026 - Mars conjunction Jupiter
Exact: 31 January, 2026 - Saturn sextile Moon
Exact: 10 February, 2026 - Saturn opposition Mars
Exact: 12 March, 2026 - Mars opposition Mars
Exact: 11 April, 2026 - Saturn square Sun
Exact: 11 May, 2026 - Saturn conjunction Rahu
Exact: 10 June, 2026 - Saturn opposition Ketu
Exact: 10 June, 2026 - Jupiter opposition Mercury
Exact: 30 June, 2026 - Jupiter opposition Jupiter
Exact: 30 July, 2026 - Mars aspects Mercury
Exact: 09 August, 2026 - Mars square Ketu
Exact: 29 August, 2026 - Jupiter trine Rahu
Exact: 29 August, 2026 - Saturn conjunction Rahu
Exact: 08 September, 2026 - Saturn opposition Ketu
Exact: 08 September, 2026 - Jupiter opposition Venus
Exact: 18 September, 2026 - Mars opposition Mercury
Exact: 28 September, 2026 - Mars opposition Jupiter
Exact: 08 October, 2026 - Saturn square Sun
Exact: 08 October, 2026 - Mars opposition Venus
Exact: 28 October, 2026
