March 15
March 15 is the 75th day of the year in the Gregorian calendar; 291 days remain until the year's end. It falls in winter (northern hemisphere) and under the astrological sign of Pisces.
External references
Curated jump-off points to the major almanacs, encyclopaedias and primary sources for this date.
Astronomy
On March 15 the Sun's declination is approximately -2.4°. 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 March 15.
Position in the year
Holidays & observances
No widely-observed holidays catalogued for this day in our base set. See the external almanacs above for region-specific observances.
Events
A selection of widely-documented historical events that took place on this date. Years marked BCE follow standard astronomical convention.
- 44 BCE — The Ides of March: Julius Caesar was assassinated by senators including Brutus and Cassius. ↗(2070 years ago)
- 1493 — Christopher Columbus returned to Spain after his first voyage to the Americas. ↗(533 years ago)
- 1820 — Maine became the 23rd U.S. state under the Missouri Compromise. ↗(206 years ago)
- 1917 — Tsar Nicholas II of Russia abdicated, ending the Romanov dynasty. ↗(109 years ago)
- 1985 — The first Internet domain name (symbolics.com) was registered. ↗(41 years ago)
Notable births
Notable deaths
- 44 BCE — Julius Caesar. ↗(2070 years ago)
Numerical & calendrical curiosities
| Day-of-year (75) | 3 × 5^2 · composite (no) |
|---|---|
| Days remaining (291) | 3 × 97 |
| Date code DDMMYYYY | 15032026 · no palindrome in next 200 years |
| Sun declination | -2.42° (Cooper approximation) |
| Distance from solstice | 86 days |