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September 28

Day 272 of 366 · ISO week 39 · Libra · Autumn (Northern Hemisphere)

September 28 is the 272nd day of the year in the Gregorian calendar; 94 days remain until the year's end. It falls in autumn (northern hemisphere) and under the astrological sign of Libra.

Day of year
272
Days remaining
94
ISO week
39
Zodiac
Libra
Season
Autumn
Sun declination
-3.4°

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

Solar declination through the year — the Sun's apparent latitude on Earth. September 28 ≈ -3.4°
+23° −23° -3.4°
Computed via Cooper's formula. Positive declination = Sun north of the celestial equator (Northern Hemisphere summer).

On September 28 the Sun's declination is approximately -3.4°. 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 September 28.

Position in the year

Position in the calendar year — day 272 of 366 (with 94 remaining)
JanFebMarAprMayJunJulAugSepOctNovDec Sep 28

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.

No events currently catalogued for this day. External references may have more.

Notable births

No births currently catalogued for this day. External references may have more.

Notable deaths

No deaths currently catalogued for this day. External references may have more.

Numerical & calendrical curiosities

Day-of-year (272)2^4 × 17 · composite (no)
Days remaining (94)2 × 47
Date code DDMMYYYY28092026 · no palindrome in next 200 years
Sun declination-3.42° (Cooper approximation)
Distance from solstice83 days

Cross-references

The 28th of every other month

Adjacent days

Days nearby

All days