Recognised as Date
1 May 1537
- Saturday
- Q2
- Common year
- Week 17
- Taurus
1 May 1537 falls on a Saturday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 121 of 365 in 1537, falling in week 17 and quarter 2. Its Unix timestamp is -13,653,792,000.
Calendar position
Day of the weekSaturdayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month1st
Day of the year121 of 365
Days remaining in the year244
Days elapsed in the year120
ISO week numberWeek 17ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Saturday
MonthMay (month 5 of 12)
QuarterQ2 1537
Year1537
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011537-05-01
British (D/M/Y)01/05/1537
American (M/D/Y)05/01/1537
Long formSaturday 1st May 1537
RFC 2822Sat, 01 May 1537 00:00:00 GMT
Compact15370501
In wordsthe 1st of May, one thousand, five hundred and thirty-seven
Julian calendar equivalent21 April 1537the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew10 Iyyar 5297the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)11 Dhu al-Qidah 943 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)11 Ordibehesht 916the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die561,133days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-13,653,792,000seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-13,653,792,000,000
Relationship to the epoch158,030 days before the Unix epoch
Julian Day Number2,282,558midnight UTC
Days since 1 January 1900-132,463
Days since 1 January 2000-168,987
Moon phase
PhaseWaxing gibbousthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC86%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC11.6 dayssince the previous new moon
Previous new moon19 April 1537
Next new moon19 May 1537
Previous full moon5 April 1537
Next full moon5 May 1537
Lit side, Northern HemisphereRight
Lit side, Southern HemisphereLeftthe same Moon seen from the other side of the equator; near the equator the lit side points up or down rather than to one side
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.
Today18 September 2026
Days ago178,744 days
In other terms489 years, 136 days and 18 hours
Weeks25534.9 weeks ago
Anniversary this year140 days ago
Years elapsed489 complete years
Seasons & signs
Zodiac signTaurusEarth sign
Chinese zodiac yearRoosterthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Springmeteorological seasons, by whole months
Season (Southern Hemisphere)Autumn
Easter Sunday that year11 April 1537
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