Recognised as Date
22 April 1601
- Sunday
- Q2
- Common year
- Week 16
- Taurus
22 April 1601 falls on a Sunday. It is day 112 of 365 in 1601, falling in week 16 and quarter 2. Its Unix timestamp is -11,634,883,200.
Calendar position
Day of the weekSunday
Day of the month22nd
Day of the year112 of 365
Days remaining in the year253
Days elapsed in the year111
ISO week numberWeek 16ISO 8601, weeks start on Monday
Week of the month4th
Occurrence in the month4th Sunday
QuarterQ2 1601
Year1601
Days in the month30
Leap yearNo, 365 days
This date in other formats
ISO 86011601-04-22
British (D/M/Y)22/04/1601
American (M/D/Y)04/22/1601
Long formSunday 22nd April 1601
RFC 2822Sun, 22 Apr 1601 00:00:00 GMT
Compact16010422
In wordsthe 22nd of April, one thousand, six hundred and one
This date in other calendars
Hebrew20 Nisan 5361the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)18 Shawwal 1009 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)2 Ordibehesht 980the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die584,500days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-11,634,883,200seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-11,634,883,200,000
Relationship to the epoch134,663 days before the Unix epoch
Julian Day Number2,305,925midnight UTC
Days since 1 January 1900-109,096
Days since 1 January 2000-145,620
Moon phase
PhaseWaning gibbousthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC79%≈to about 1%, by Meeus
Waxing or waningWaning
Moon age at 12:00 UTC19.3 dayssince the previous new moon
Previous new moon3 April 1601
Next new moon2 May 1601
Previous full moon17 April 1601
Next full moon17 May 1601
Lit side, Northern HemisphereLeft
Lit side, Southern HemisphereRightthe 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.
Today20 September 2026
Days ago155,379 days
In other terms425 years, 147 days and 18 hours
Weeks22197.0 weeks ago
Anniversary this year151 days ago
Years elapsed425 complete years
Seasons & signs
Zodiac signTaurusEarth sign
Chinese zodiac yearOxthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Springmeteorological seasons, by whole months
Season (Southern Hemisphere)Autumn
Easter Sunday that year22 April 1601
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