WikiDay
HomeAll days › May 9

May 9

Day 130 of 366 · ISO week 19 · Taurus · Spring (Northern Hemisphere)

May 9 is the 130th day of the year in the Gregorian calendar; 236 days remain until the year's end. It falls in spring (northern hemisphere) and under the astrological sign of Taurus.

Day of year
130
Days remaining
236
ISO week
19
Zodiac
Taurus
Season
Spring
Sun declination
+17.5°

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 →
— ad slot (replace with AdSense ins tag) —

Astronomy

Solar declination through the year — the Sun's apparent latitude on Earth. May 9 ≈ +17.5°
+23° −23° +17.5°
Computed via Cooper's formula. Positive declination = Sun north of the celestial equator (Northern Hemisphere summer).

On May 9 the Sun's declination is approximately +17.5°. At this latitude the Sun is north of the celestial equator, giving the Northern Hemisphere longer 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 May 9.

Position in the year

Position in the calendar year — day 130 of 366 (with 236 remaining)
JanFebMarAprMayJunJulAugSepOctNovDec May 9

Holidays & observances

Events

A selection of widely-documented historical events that took place on this date. Years marked BCE follow standard astronomical convention.

Notable births

Notable deaths

Numerical & calendrical curiosities

Day-of-year (130)2 × 5 × 13 · composite (no)
Days remaining (236)2^2 × 59
Date code DDMMYYYY09052026 · no palindrome in next 200 years
Sun declination+17.51° (Cooper approximation)
Distance from solstice42 days

Cross-references

The 9th of every other month

Adjacent days

Days nearby

Themes: europe-dayrussia-victoryschuman-declarationcontraceptive-pill

All days