Recognised as Date
1 December 1588
- Thursday
- Q4
- Leap year
- Week 48
- Sagittarius
1 December 1588 was a Thursday. It was day 336 of 366 in 1588, a leap year, falling in week 48 and quarter 4. Its Unix timestamp is -12,025,843,200.
Calendar position
Day of the weekThursday
Day of the month1st
Day of the year336 of 366
Days remaining in the year30
Days elapsed in the year335
ISO week numberWeek 48ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Thursday
QuarterQ4 1588
Year1588
Days in the month31
Leap yearYes, 366 days
This date in other formats
ISO 86011588-12-01
British (D/M/Y)01/12/1588
American (M/D/Y)12/01/1588
Long formThursday 1st December 1588
RFC 2822Thu, 01 Dec 1588 00:00:00 GMT
Compact15881201
In wordsthe 1st of December, one thousand, five hundred and eighty-eight
This date in other calendars
Hebrew12 Kislev 5349the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)12 Muharram 997 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)10 Azar 967the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die579,975days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-12,025,843,200seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-12,025,843,200,000
Relationship to the epoch139,188 days before the Unix epoch
Julian Day Number2,301,400midnight UTC
Days since 1 January 1900-113,621
Days since 1 January 2000-150,145
Relative to today
These values depend on today’s date and change daily.
Today15 September 2026
Days ago159,899 days
In other terms437 years, 284 days and 18 hours
Weeks22842.7 weeks ago
Anniversary this yearin 77 days
Years elapsed437 complete years
Seasons & signs
Zodiac signSagittariusFire sign
Chinese zodiac yearRatthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Wintermeteorological seasons, by whole months
Season (Southern Hemisphere)Summer
Easter Sunday that year17 April 1588
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