What is the day number and ISO week for Friday, September 15, 2023?

It is day 258 of the year and ISO week 37 (Q3).

Historical Date Profile 1,093 days ago (2 years, 11 months, 27 days ago)

Friday, September 15, 2023

Q: What day of the week is Friday, September 15, 2023?

Friday, September 15, 2023 falls on a Friday.

Q: What is the moon phase and zodiac sign on Friday, September 15, 2023?

The moon phase is New Moon and the zodiac sign is Virgo.

Friday, September 15, 2023 is a Friday. It is day 258 of 2023 (70.7% through the year), ISO week 37, in Q3.

Calendar dial and astronomical representation

Yesterday Sep 14, 2023 Today Sep 12, 2026 Tomorrow Sep 16, 2023 1 Year Ago Sep 15, 2022 1 Year Later Sep 15, 2024 Date Math Calculate Diff

Calendar Specifications

Comprehensive Date Metrics for Friday, September 15, 2023

ISO 8601 & Astronomical

Day of Year 258 / 365 70.7% of 2023 passed

Days Left in Year 107 days Remaining until Jan 1, 2024

ISO Week Number Week 37 Quarter Q3

Day Classification Weekday Friday

Roman Numeral Date XV.IX.MMXXIII Day.Month.Year

Julian Day Number (JDN) 2,460,202.5 Astronomical continuous count

Unix Epoch Timestamp 1694779200 Seconds since Jan 1, 1970 UTC

Moon Phase & Illumination New Moon 0% illuminated

Astrological Zodiac Sign Virgo Sun Sign

Calendar Season Summer in the Northern Hemisphere, winter in the Southern Hemisphere Northern hemisphere season

Leap Year Status Common Year (365 days) February has 28 days

Time Elapsed / Countdown 1,093 days ago (2 years, 11 months, 27 days ago) Relative to today

Holidays & Observances

September 15

Daily prompt A practical day to plan, reflect, and check time zones

Date Overview & Context

Calendar Overview

Friday, September 15, 2023 combines practical calendar facts with a wider view of the day: the historical record for this date. Use it to check the date, plan across time zones, and scan the observances and historical markers attached to September 15.

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Historical Milestones

On This Day in History: September 15

0 Recorded Events

Historical records for September 15 are documented across archival sources.

Notable Births on September 15

Famous figures

Notable births are archived on Wikipedia's daily calendar.

Notable Memorials & Deaths

In Memoriam

Notable deaths are archived on Wikipedia's daily calendar.

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Questions & Answers

Frequently Asked Questions about Friday, September 15, 2023

What day of the week was or is Friday, September 15, 2023?

Friday, September 15, 2023 falls on a Friday.

How many days ago or from now is Friday, September 15, 2023?

1,093 days ago (2 years, 11 months, 27 days ago). It is day 258 of 2023 with 107 days remaining in the year.

What is the Roman numeral format for Friday, September 15, 2023?

In Roman numerals, Friday, September 15, 2023 is written as XV.IX.MMXXIII (Day.Month.Year format).

What was the moon phase and zodiac sign on Friday, September 15, 2023?

The moon phase for this date is New Moon (approx. 0% illuminated). The astrological sun sign is Virgo.