Recognised as Date
13 September 2015
- Sunday
- Q3
- Common year
- Week 37
- Virgo
13 September 2015 falls on a Sunday. It is day 256 of 365 in 2015, falling in week 37 and quarter 3. Its Unix timestamp is 1,442,102,400. A new moon falls on this day at 06:41 UTC.
Calendar position
Day of the weekSunday
Day of the month13th
Day of the year256 of 365
Days remaining in the year109
Days elapsed in the year255
ISO week numberWeek 37ISO 8601, weeks start on Monday
Week of the month2nd
Occurrence in the month2nd Sunday
QuarterQ3 2015
Year2015
Days in the month30
Leap yearNo, 365 days
This date in other formats
ISO 86012015-09-13
British (D/M/Y)13/09/2015
American (M/D/Y)09/13/2015
Long formSunday 13th September 2015
RFC 2822Sun, 13 Sep 2015 00:00:00 GMT
Compact20150913
In wordsthe 13th of September, two thousand and fifteen
This date in other calendars
Hebrew29 Elul 5775the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)29 Dhu al-Qidah 1436 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)22 Shahrivar 1394the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die735,854days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp1,442,102,400seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)1,442,102,400,000
Relationship to the epoch16,691 days after the Unix epoch
Julian Day Number2,457,279midnight UTC
Days since 1 January 190042,258
Days since 1 January 20005,734
Moon phase
PhaseNew moonthe instant falls at 06:41 UTC; in time zones far enough east or west the local date is a day either side
Illuminated at 12:00 UTC0%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC0.2 dayssince the previous new moon
This new moon13 September 2015, 06:41 UTC
Next new moon13 October 2015, 00:06 UTC
Previous full moon29 August 2015, 18:35 UTC
Next full moon28 September 2015, 02:50 UTC
Relative to today
These values depend on today’s date and change daily.
Today17 September 2026
Days ago4,022 days
In other terms11 years, 4 days and 6 hours
Weeks574.6 weeks ago
Anniversary this year4 days ago
Years elapsed11 complete years
Seasons & signs
Zodiac signVirgoEarth sign
Chinese zodiac yearGoatthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Autumnmeteorological seasons, by whole months
Season (Southern Hemisphere)Spring
Easter Sunday that year5 April 2015
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