Gregorian-calendar Sentence Examples
Its Adoption Upon Our Present Gregorian Calendar Would Only Require The Suppression Of The Usual Bissextile Once In Every 128 Years, And There Would Be No Necessity For Any Further Correction, As The Error Is So Insignificant That It Would Not Amount To A Day In 100,000 Years.
But At The End Of A Century The Order Is Interrupted In The Gregorian Calendar By The Secular Suppression Of The Leap Year; Hence The Cycle Can Only Be Employed During A Century.
This Long Period, However, May Be Reduced To Four Hundred Years; For Since The Dominical Letter Goes Back Five Places Every Four Years, Its Variation In Four Hundred Years, In The Julian Calendar, Was Five Hundred Places, Which Is Equivalent To Only Three Places (For Five Hundred Divided By Seven Leaves Three); But The Gregorian Calendar Suppresses Exactly Three Intercalations In Four Hundred Years, So That After Four Hundred Years The Dominical Letters Must Again Return In The Same Order.
Hence The Following Table Of Dominical Letters For Four Hundred Years Will Serve To Show The Dominical Letter Of Any Year In The Gregorian Calendar For Ever.
Perceiving That The Measure Was Likely To Confer A Great Eclat On His Pontificate, Undertook The Long Desired Reformation; And Having Found The Governments Of The Principal Catholic States Ready To Adopt His Views, He Issued A Brief In The Month Of March 1582, In Which He Abolished The Use Of The Ancient Calendar, And Substituted That Which Has Since Been Received In Almost All Christian Countries Under The Name Of The Gregorian Calendar Or New Style.Advertisement
In The Gregorian Calendar This Error Is Assumed To Amount To One Day In 3121 Years Or Eight Days In 2500 Years, An Assumption Which Requires The Line Of Epacts To Be Changed Seven Times Successively At The End Of Each Period Of 300 Years, And Once At The End Of 400 Years; And, From The Manner In Which The Epacts Were Disposed At The Reformation, It Was Found Most Correct To Suppose One Of The Periods Of 2500 Years To Terminate With The Year 1800.
When The Epact Of The Year Is Known, The Days On Which The New Moons Occur Throughout The Whole Year Are Shown By Table Iv., Which Is Called The Gregorian Calendar Of Epacts.
We Will Now Show In What Manner This Whole Apparatus Of Methods And Tables May Be Dispensed With, And The Gregorian Calendar Reduced To A Few Simple Formulae Of Easy Computation.
We Have Therefore S= (C 16) (C 16) 4 With Regard To The Lunar Equation M, We Have Already Stated That In The Gregorian Calendar The Epacts Are Increased By Unity At The End Of Every Period Of 300 Years Seven Times Successively, And Then The Increase Takes Place Once At The End Of 400 Years.
The Golden Numbers Have Been Placed So That Easter May Fall On The Same Day As In The Gregorian Calendar.Advertisement
On the railways and in post offices the Gregorian calendar is employed; elsewhere the Julian remains in use.
To designate years, some regions use seasonal, astronomical, or historical criteria, instead of the Western Gregorian calendar system.
Another circumstance to which it is often necessary to pay attention in the comparison of dates, is the alteration of style which took place on the adoption of the Gregorian Calendar (see Calendar).