February 4
February 4 is the 35th day of the year in the Gregorian calendar; 331 days remain until the year's end. It falls in winter (northern hemisphere) and under the astrological sign of Aquarius.
Day of year
35
Days remaining
331
ISO week
5
Zodiac
Aquarius
Season
Winter
Sun declination
-16.7°
External references
Curated jump-off points to the major almanacs, encyclopaedias and primary sources for this date.
Wikipedia: this day →Britannica: this day →LoC: Today in History →History.com: this day →On-This-Day.com →BBC: On This Day →NYT: this day →Time and Date →NASA APOD archive →U.S. Naval Observatory →Wolfram|Alpha →Wikidata →Google Books →JSTOR →Internet Archive →
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Astronomy
Computed via Cooper's formula. Positive declination = Sun north of the celestial equator (Northern Hemisphere summer).
On February 4 the Sun's declination is approximately -16.7°. At this latitude the Sun is south of the celestial equator, giving the Northern Hemisphere shorter days than nights.
For specific rise/set times at your location, see the U.S. Naval Observatory, or the NASA APOD archive for any imagery published on a February 4.
Position in the year
Holidays & observances
- Independence Day — Sri Lanka (1948)
- World Cancer Day (UN/WHO)
Events
A selection of widely-documented historical events that took place on this date. Years marked BCE follow standard astronomical convention.
- 1789 — George Washington was unanimously elected the first President of the United States by the Electoral College. ↗(237 years ago)
- 1861 — Delegates from six seceded Southern U.S. states met in Montgomery, Alabama to form the Confederate States of America. ↗(165 years ago)
- 1945 — World War II: the Yalta Conference between Roosevelt, Churchill and Stalin began in Crimea. ↗(81 years ago)
- 2004 — Mark Zuckerberg launched the social-network site "thefacebook.com" from his Harvard dormitory. ↗(22 years ago)
Notable births
Notable deaths
- 1928 — Hendrik Lorentz, Dutch physicist and Nobel laureate. ↗(98 years ago)
Numerical & calendrical curiosities
| Day-of-year (35) | 5 × 7 · composite (no) |
|---|---|
| Days remaining (331) | 331 |
| Date code DDMMYYYY | 04022026 · next palindrome year: 2040 |
| Sun declination | -16.68° (Cooper approximation) |
| Distance from solstice | 46 days |