Recognised as Date
13 September 1738
- Saturday
- Q3
- Common year
- Week 37
- Virgo
13 September 1738 falls on a Saturday. It is day 256 of 365 in 1738, falling in week 37 and quarter 3. Its Unix timestamp is -7,299,158,400. A new moon falls on this day at 23:25 UTC.
Calendar position
Day of the weekSaturday
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 Saturday
QuarterQ3 1738
Year1738
Days in the month30
Leap yearNo, 365 days
This date in other formats
ISO 86011738-09-13
British (D/M/Y)13/09/1738
American (M/D/Y)09/13/1738
Long formSaturday 13th September 1738
RFC 2822Sat, 13 Sep 1738 00:00:00 GMT
Compact17380913
In wordsthe 13th of September, one thousand, seven hundred and thirty-eight
This date in other calendars
Hebrew28 Elul 5498the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)28 Jumada I 1151 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 1117the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die634,682days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-7,299,158,400seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-7,299,158,400,000
Relationship to the epoch84,481 days before the Unix epoch
Julian Day Number2,356,107midnight UTC
Days since 1 January 1900-58,914
Days since 1 January 2000-95,438
Moon phase
PhaseNew moonthe instant falls at 23:25 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 waningWaning
Moon age at 12:00 UTC29 dayssince the previous new moon
This new moon13 September 1738, 23:25 UTC
Next new moon13 October 1738, 10:05 UTC
Previous full moon29 August 1738, 10:06 UTC
Next full moon27 September 1738, 22:48 UTC
Relative to today
These values depend on today’s date and change daily.
Today22 September 2026
Days ago105,199 days
In other terms288 years and 7 days
Weeks15028.4 weeks ago
Anniversary this year9 days ago
Years elapsed288 complete years
Seasons & signs
Zodiac signVirgoEarth sign
Chinese zodiac yearHorsethe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Autumnmeteorological seasons, by whole months
Season (Southern Hemisphere)Spring
Easter Sunday that year6 April 1738
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