Recognised as Date
1 April 1900
- Sunday
- Q2
- Common year
- Week 13
- Aries
1 April 1900 falls on a Sunday. It is day 91 of 365 in 1900, falling in week 13 and quarter 2. Its Unix timestamp is -2,201,212,800.
Calendar position
Day of the weekSunday
Day of the month1st
Day of the year91 of 365
Days remaining in the year274
Days elapsed in the year90
ISO week numberWeek 13ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Sunday
QuarterQ2 1900
Year1900
Days in the month30
Leap yearNo, 365 days
This date in other formats
ISO 86011900-04-01
British (D/M/Y)01/04/1900
American (M/D/Y)04/01/1900
Long formSunday 1st April 1900
RFC 2822Sun, 01 Apr 1900 00:00:00 GMT
Compact19000401
In wordsthe 1st of April, one thousand, nine hundred
This date in other calendars
Hebrew2 Nisan 5660the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)30 Dhu al-Qidah 1317 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)12 Farvardin 1279the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die693,686days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-2,201,212,800seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-2,201,212,800,000
Relationship to the epoch25,477 days before the Unix epoch
Julian Day Number2,415,111midnight UTC
Days since 1 January 190090
Days since 1 January 2000-36,434
Moon phase
PhaseWaxing crescentthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC4%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC1.6 dayssince the previous new moon
Previous new moon30 March 1900, 20:30 UTC
Next new moon29 April 1900, 05:23 UTC
Previous full moon16 March 1900, 08:12 UTC
Next full moon15 April 1900, 01:02 UTC
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
Relative to today
These values depend on today’s date and change daily.
Today18 September 2026
Days ago46,191 days
In other terms126 years, 169 days and 12 hours
Weeks6598.7 weeks ago
Anniversary this year170 days ago
Years elapsed126 complete years
Seasons & signs
Zodiac signAriesFire sign
Chinese zodiac yearRatthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Springmeteorological seasons, by whole months
Season (Southern Hemisphere)Autumn
Easter Sunday that year15 April 1900
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