Recognised as Date
17 July 1429
- Friday
- Q3
- Common year
- Week 29
- Cancer
17 July 1429 falls on a Friday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 198 of 365 in 1429, falling in week 29 and quarter 3. Its Unix timestamp is -17,055,273,600.
Calendar position
Day of the weekFridayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month17th
Day of the year198 of 365
Days remaining in the year167
Days elapsed in the year197
ISO week numberWeek 29ISO 8601, weeks start on Monday
Week of the month3rd
Occurrence in the month3rd Friday
MonthJuly (month 7 of 12)
QuarterQ3 1429
Year1429
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011429-07-17
British (D/M/Y)17/07/1429
American (M/D/Y)07/17/1429
Long formFriday 17th July 1429
RFC 2822Fri, 17 Jul 1429 00:00:00 GMT
Compact14290717
In wordsthe 17th of July, one thousand, four hundred and twenty-nine
Julian calendar equivalent8 July 1429the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew7 Av 5189the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)5 Shawwal 832 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)26 Tir 808the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die521,764days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-17,055,273,600seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-17,055,273,600,000
Relationship to the epoch197,399 days before the Unix epoch
Julian Day Number2,243,189midnight UTC
Days since 1 January 1900-171,832
Days since 1 January 2000-208,356
Moon phase
PhaseWaxing crescentthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC38%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC6.7 dayssince the previous new moon
Previous new moon10 July 1429
Next new moon9 August 1429
Previous full moon25 June 1429
Next full moon25 July 1429
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 ago218,113 days
In other terms597 years, 58 days and 18 hours
Weeks31159.0 weeks ago
Anniversary this year63 days ago
Years elapsed597 complete years
Seasons & signs
Zodiac signCancerWater sign
Chinese zodiac yearRoosterthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Summermeteorological seasons, by whole months
Season (Southern Hemisphere)Winter
Easter Sunday that year29 March 1429
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