Recognised as Date
15 May 1997
- Thursday
- Q2
- Common year
- Week 20
- Taurus
15 May 1997 falls on a Thursday. It is day 135 of 365 in 1997, falling in week 20 and quarter 2. Its Unix timestamp is 863,654,400.
Calendar position
Day of the weekThursday
Day of the month15th
Day of the year135 of 365
Days remaining in the year230
Days elapsed in the year134
ISO week numberWeek 20ISO 8601, weeks start on Monday
Week of the month3rd
Occurrence in the month3rd Thursday
MonthMay (month 5 of 12)
QuarterQ2 1997
Year1997
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011997-05-15
British (D/M/Y)15/05/1997
American (M/D/Y)05/15/1997
Long formThursday 15th May 1997
RFC 2822Thu, 15 May 1997 00:00:00 GMT
Compact19970515
In wordsthe 15th of May, one thousand, nine hundred and ninety-seven
This date in other calendars
Hebrew8 Iyyar 5757the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)7 Muharram 1418 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)25 Ordibehesht 1376the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die729,159days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp863,654,400seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)863,654,400,000
Relationship to the epoch9,996 days after the Unix epoch
Julian Day Number2,450,584midnight UTC
Days since 1 January 190035,563
Days since 1 January 2000-961
Moon phase
PhaseWaxing gibbousthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC60%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC8.6 dayssince the previous new moon
Previous new moon6 May 1997, 20:46 UTC
Next new moon5 June 1997, 07:04 UTC
Previous full moon22 April 1997, 20:34 UTC
Next full moon22 May 1997, 09:13 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 ago10,718 days
In other terms29 years, 125 days and 18 hours
Weeks1531.1 weeks ago
Anniversary this year126 days ago
Years elapsed29 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 year30 March 1997
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