Recognised as Date
6 April 1378
- Monday
- Q2
- Common year
- Week 15
- Aries
6 April 1378 falls on a Monday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 96 of 365 in 1378, falling in week 15 and quarter 2. Its Unix timestamp is -18,673,459,200. A new moon falls on this day.
Calendar position
Day of the weekMondayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month6th
Day of the year96 of 365
Days remaining in the year269
Days elapsed in the year95
ISO week numberWeek 15ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Monday
QuarterQ2 1378
Year1378
Days in the month30
Leap yearNo, 365 days
This date in other formats
ISO 86011378-04-06
British (D/M/Y)06/04/1378
American (M/D/Y)04/06/1378
Long formMonday 6th April 1378
RFC 2822Mon, 06 Apr 1378 00:00:00 GMT
Compact13780406
In wordsthe 6th of April, one thousand, three hundred and seventy-eight
Julian calendar equivalent29 March 1378the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew29 Adar II 5138the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)29 Dhu al-Qidah 779 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)17 Farvardin 757the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die503,035days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-18,673,459,200seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-18,673,459,200,000
Relationship to the epoch216,128 days before the Unix epoch
Julian Day Number2,224,460midnight UTC
Days since 1 January 1900-190,561
Days since 1 January 2000-227,085
Moon phase
PhaseNew moonthe instant falls on this UTC day; 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 moon6 April 1378
Next new moon5 May 1378
Previous full moon22 March 1378
Next full moon21 April 1378
PrecisionDates onlybefore 1700 or after 2150 the Earth's rotation is not known well enough to give a time, and a phase near midnight can land a day either side
Relative to today
These values depend on today’s date and change daily.
Today19 September 2026
Days ago236,843 days
In other terms648 years and 161 days
Weeks33834.7 weeks ago
Anniversary this year166 days ago
Years elapsed648 complete years
Seasons & signs
Zodiac signAriesFire sign
Chinese zodiac yearHorsethe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Springmeteorological seasons, by whole months
Season (Southern Hemisphere)Autumn
Easter Sunday that year29 March 1378
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Adjacent days
The same day in other years
Nerdulate something else
Nothing in mind? Surprise me · today’s page