THE
HEBREW
LUNAR
CALENDARThe lunar cycles
provide a timepiece
to measure out the
70 weeks of Daniel
By Gavin Finley MD
endtimepilgrim.orgFrom the Islamic website
moonsighting.com
Crescent Moon (Muharram 1422)
Photo provided by Rich Lobert
Phoenix, AZ 03/25/01 at 7:24 PM
Mountain Standard Time
Moon age 25 hours 3minutes,
Elevation 1.2 degrees
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LUNAR CYCLES
For an excellent online resource on the Hebrew calendar Claus Tondering has a website with some very informative articles on calendars. There is also an excellent Jewish resource giving valuable and helpful details on the Hebrew Calendar at this website.
AND THE
HEBREW CALENDAR.
Like many calendars before Roman times the Hebrew calendar was a lunar calendar. It was based upon the moon as well as the sun. It was a wonderful calendar in that the phase of the moon gave an indication of the the day of the month. Anyone looking up into the night sky could get some idea of the day of the month. If they had recorded when they first saw the new moon then they had a celestial calendar they could use with some fairly good accuracy. And amongst the populace at large they knew the month of the year in which the moon above them was shining. The first day of any given month was determined by the first sighting of the new moon.
The key to all this was the sighting of the new moon. The new moon is not usually visible to the naked eye until it is 24 hours old. (See the photo above from the Islamic website moonsighting.com/moonphoto.html). The lunar calendar was used by Semitic peoples and many others. It was the Romans who decided that they would totally ignore the lunar cycles and produce a calendar base solely upon the sun and the equinoxes and soltices. This solar calendar continued with the Roman Church. Pope Gregory adjusted the Roman calendar in 1582. he Gregorian calendar is the internationally accepted civil calendar. [1][2][3] It was introduced by Pope Gregory XIII, after whom the calendar was named, by a decree signed on 24 February 1582, a papal bull known by its opening words Inter gravissimas.[4] The reformed calendar was adopted later that year by a handful of countries, with other countries adopting it over the following centuries. The need for the Gregorian reform stemmed from the fact that the Julian calendar system assumes time between vernal equinoxes is 365.25 days, when in fact it is about 11 minutes less. The accumulated error between these values was about 10 days when the reform was made, resulting in the equinox occurring on March 11 and moving steadily earlier in the calendar. Since the equinox was tied to the celebration of Easter, the reform in the calendar was a very necessary undertaking by the Roman Catholic Church. After many centuries the Julian calendar had come out of proper synchronization with the solar equinoxes. The Papal Gregorian calendar is the one we have in the west today. It tracks along with the annual orbit of the earth around the sun. It completely ignores and is completely independent of the monthly passages of the moon.
The early lunar calendars were agricultural calendars. They were important for planting and harvesting. The Hebrew calendar was set by the priests of Israel every spring. The beginning month of the year was the month of Abib. The word "Abib", meaning "ripe" was the moon which would see the ripening of the barley harvest. This month of Abib was also the month of Nisan. Nisan was determined by a celestial event. The Nisan moon was the first moon that would become a full moon after the passing of the spring equinox. Nisan thereby marked the first month of the year on the Hebrew calendar for the religious year. The Nisan moon, confirmed by the ripening of the barley harvest determined the month in which Passover would be celebrated.
The lunar calendar set forth years of 12 months and 13 months. Every seven years in every nineteen years the religious authorities would find that after the passage of 12 moons the upcoming moon was going to come to fullness short of the spring equinox. It would therefore fail to qualify for the Nisan moon. In such a situation this moon was reckoned to be a second month of Adar and therefore a 13th month for that year. This extra or embolismal month would "push" the next moon, (which of course was now the moon of Nisan), up across the threshold to be the first full moon after the spring equinox.
So in an embolismal year with an extra month the Paschal month of Nisan would come later than usual and for that particular year. Passover in such years would be celebrated well into our Roman month of April. The next year Nisan would fall back 11.24 days and the following year back another 11.24 days until the moon after the 12th moon again failed to come to fullness before the spring equinox. Once again the lunar calendar would have to be adjusted. Another embolismal month would need to be inserted. These extra months would be considered a second month of Adar or "Adar 2" on the Hebrew Calendar. They would push the month of Nisan up into the threshold of the spring equinox and the time when the barley ripened.
The lunar calendar worked pretty well in its time. For agriculturally based societies and for pilgrim travelers this solar-lunar calendar was very useful. It did not have the accuracy to the day that the Roman solar calendar provided. But their solar-lunar calendar was very practical and handy. It was, in effect, a calendar that God had provided for the people. It was posted up in the sky at night for everyone to see.
In its early days of the Semitic peoples and before the 19 year metonic cycle was discovered the lunar calendar needed attention early every spring. The adjustment of adding in another month was called for 7 years out of 19. The early Hebrew priest would make their determination of Nisan in the early springtime. When the new moon on approach to the spring equinox was first seen they would determine if it was going to come to fullness before the spring equinox. If so then it was going to qualify for the month of Nisan. If it failed to qualify they would consider it a 13th month and declare it as the month of Adar 2. The next moon following it would be be the month of Nisan.
Twelve months of 29.53 days makes for a lunar year of close to 354 days. This is 11.24 days short of the solar year which is 365.24 days. So a calendar containing 12 lunar months falls back 11.24 days every year. Hence the leap months added seven years out of 19.
THE DISCOVERY OF METON IN 432 B.C.
Meton of Athens (Greek: Μέτων ὁ Ἀθηναῖος) was a Greek mathematician, astronomer, geometer, and engineer. He lived in Athens in the 5th century BCE. This remarkable scholar was doing what the Greeks did well. He was using Greek logic. He was looking for patterns in nature in an attempt to quantify the natural world. He was deliberately seeking a deeper understanding of the rhyme and reason of things in the universe. When he looked back at what the lunar calendar had actually been doing down through the years he made a very important discovery. Meton noticed that 19 solar years was exceedingly close to being exactly 235 moons in length. He saw that 19 solar years and 235 lunar months both add up to 6940 days.
19 YEARS = 235 LUNAR MONTHS.
AND SO THE LUNAR CYCLE = 29.53 DAYS.
THE 19 YEAR "METONIC CYCLE" IS DISCOVERED
WHICH PREDICTS THE LUNAR-SOLAR CALENDAR.
This was a great discovery. And it had a wonderful application in the solar-lunar calendar. 7 extra months could be neatly inserted into the lunar calendar every 19 years. This would make the solar-lunar calendar predictable over 19 years. In 432 BC Meton introduced the 19-year Metonic cycle into the lunisolar Attic calendar.
This was truly a "Eureka" moment in the history of the solar-lunar calendar. The Metonic Cycle had been discovered! The discovery proved to be of great value. The solar-lunar calendar could be determined ahead of time.
THE CADENCE OF THE METONIC CYCLES.
The lunar calendar down through history is observed to have a certain cadence to it. See the chart below. Those 7 extra moons coming into the calendar had a certain pattern of appearance over those 19 years. The extra months of Adar are shown in red. Note how this extra month of Adar 2 pushes the following lunar calendar year up 29.53 - 11.24 = 18.3 days ahead in an embolismal year. This is about two thirds of a month further than the year before it. The first month, (in bold lime color), is the springtime month of Nisan. This is the first full moon to appear after the spring equinox. Five times out of the seven, (as can be seen in the schematic), the embolism lunges that one big step forwards up into the solar year to be followed by two smaller steps backwards in the two years following. Twice in the 19 year cycle the calendar only goes one more year before encountering another embolismal year.
THE METONIC CYCLE(1) .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( PA )(2)
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . .0 . . 0 . . 0 . . 0 . . 0 . . 0 ( OOMP )(3) . .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0. . 0 . . 0 ( PA )(4) .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( PA )(5)
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( OOMP )(6) . .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( PA )(7) .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( PA )(8)
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( OOMP )(9) . .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( PA )(10) .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( PA )(11)
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( OOMP )(12) .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( PA )(13)
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( OOMP )(14) . .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( PA )(15) .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( PA )(16)
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( OOMP )(17) . .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( PA )(18) .
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( PA )(19)
0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 . . 0 ( OOMP )RABBI HILLEL PICKS UP ON THE METONIC CYCLE.
The discovery of Meton of Athens was picked up by the great Jewish scholar Rabbi Hillel II around 360 B.C. He incorporated the Metonic Cycle into the Hebrew lunar calendar. This saved the authorities of the day from having to reset the month of Nisan every spring based on how they saw the moon come through on approach to the spring equinox.
IN 360 B.C. HE INCORPORATES IT INTO THE HEBREW CALENDAR.Here is the math on the Metonic Cycle. The Hebrew calendar year was 12 months of 29 or 30 days. A lunar cycle was close to 29.5 days. So this made for 12 months averaging 29.5 days or 354 days. But the solar year was 365.24 days. So with each 12 month cycle the calendar would fall back 365.25 - 354 = 11.24 days earlier. So the calendar needed to be adjusted by adding in an extra month of Adar every 3 years or sometimes two years.
The discovery of the Metonic Cycle by Meton was a great boon. It more or less predicted what an observer would see each spring. This 19 year calendar would predict whenever the new moon following Adar was going to fall short of the spring equinox. It would therefore predict the Nisan moon ahead of time and quite accurately from year to year.
THE SOLAR CALENDAR STORMS IN WITH THE ROMANS.
The Romans had some different ideas for their calendar. Julius Caesar established the Julian calendar which was strictly a solar calendar. He wanted to lock in the days of the year based upon the solar cycle, period. The starting time for his Roman calendar would be determined by the equinoxes. Then he would set it off and running.
THEY PUSH THE LUNAR CALENDAR ASIDE.The Romans were all about forceful even brutish unification. For the Romans rigid establishment of the passage of the year was the main imperative. To them the lunar cycles in the passage of the moon were irrelevant. The Roman Calendar completely divorced the lunar cycles from any consideration whatsoever. Roman calendar months were named for the Caesars. And they were shackled to their place in the solar year. The calendar months were no longer connected to the celestial lunar cycles. 12 "months" were rigidly locked into the year of 365 days. An extra day was added in the leap years, (one in four). And so during the Roman era the Julian calendar set forth into history. It was a calendar year which averaged 365.25 days.
The solar Julian calendar of the Romans continued on in the west through the Byzantine and Medieval eras. The Islamic world and the Jewish communities in the Diaspora continued to use the lunar calendar. But as the centuries wore on in the west the old calendar of the Romans was wearing thin. It was coming seriously out of step with the solar cycles. By the 16th century the Julian calendar of the Romans was off by several weeks. Clearly something had to be done.
A refined solar calendar was first proposed by the Calabrian doctor Aloysius Lilius. This calendar came to the attention of Church authorities in the 16th Century. It was authorized by Pope Gregory XIII, after whom it was named. The new calendar was decreed by papal bull Inter gravissimas on 24 February 1582. This reform of the Julian calendar has not been changed since then. The Gregorian calendar is the most widely used calendar in the world today.
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LUNAR CYCLES: USING THE HEBREW CALENDAR AS A
The 20th year of Artaxerxes is well established from historical records as being 445 B.C. Nehemiah records that he went before the king "in the month of Nisan". - Neh.chapter 2. Sir Robert Anderson assumed that the edict came forth at the very beginning of the month on the first day of the month and at the time of the new moon. This was traditionally the time when royal edicts were made.
TIMEPIECE TO DETERMINE THE EXACT DAY IN WHICH
THE EDICT OF ARTAXERXES WAS GIVEN TO NEHEMIAH
TO START OFF THE SEVENTY WEEKS OF DANIEL.The arrival of the Passover moon for the exiles of Judah in Susa and out in the Persian Empire would have been a sombre time. Each year at this time they would see the Passover moon and remember what it meant to them. Something inside them would be grieving as they pondered just how far away from home they were. The pious among them, like Nehemiah, would have remembered the idolatry their nation had engaged in which had brought them down as a sovereign people and had sent them off into exile.
Using astronomical data we can know quite accurately when that Nisan moon came up in the 20th year of Ataxerxes. Sir Robert Anderson's data from the Astronomer Royal in 1877 is extremely accurate. The lunar data for 445 B.C. shows us that the true new moon for the Passover month of Nisan, (the first moon to come to fullness after the spring equinox), occurred in Jerusalem on March 13 at 07:09 hrs. 500 miles to the east over in Susa it would have occurred just a half an hour earlier. As we have seen, the new moon is not visible to the naked eye until it is at least 24 hours old. Nehemiah would not have seen the new moon until the following day, the morning of March 14 as the new moon arose with the sun in the eastern sky. Perhaps it was not seen until even the morning of March 15.
The new moon rises and sets with the sun. It is sometimes difficult to see especially in those days when the spring rains come or clouds obscure the thin crescent of the new moon as it arises in the eastern sky.
Thus the 1st day of Nisan for the year 445 B.C. was probably on March 14th. This is precisely as Sir Robert Anderson had stated. As we shall discover in article 8 the consensus of both the solar and lunar cycles is that the actual edict came a day later on March 15 of 445 B.C. and this was probably on Nisan 2 or 3. This was a day or so later than the March 14 and Nisan 1 date that Sir Robert Anderson had calculated. Is this a big discrepancy? Not at all. Our calculations later on in this study will have us hitting near a bullseye. We shall be hitting the mark within just one or two days after a long passage of 173,880 days or 476 years!
THE LUNAR CYCLES, THE HEBREW MONTH OF NISAN, AND THE DETERMINATION OF THE EXACT DAY IN WHICH JESUS CHRIST PRESENTED HIMSELF TO HIS OWN PEOPLE IN JERUSALEM AS 'MESSIAH THE PRINCE' TO CONCLUDE THE FIRST 69 WEEKS OF THE SEVENTY WEEKS OF DANIEL.
So much for the beginning date of the 70 weeks/69 weeks. Let us now turn our attention to the terminus of the 69 weeks timeline. The new moon of Nisan (the Paschal Moon) of 32 A.D. was March 29 at approx. 8 p.m. UTC or 11 p.m. Jerusalem time according to U.S Naval Observatory data. This is similar to the 22 hrs 57 min time for the new moon Sir Robert Anderson had received from the Astronomer Royal, Greenwhich Observatory, in 1877. Since the Rabbis in Jerusalem in 32 A.D. (or their observers from wider Israel) would not have seen the new moon with the naked eye until it was at least 24 hour old then there is no way they could have seen the new moon on the following morning of March 30th when it was just 7 hours old nor the following evening when it was 19 hours old and before it set with the sun. The morning of March 31st would have given them their first opportunity to see the new moon. By that time it would have been 31 hours old. Accordingly they would have called March 31st the first Day of the Passover month of Nisan. The 10th of Nisan, Palm Sunday and four days before the crucifixion of our Lord, the date of His "Triumphal Entry" into Jerusalem as "Messiah the Prince" or "Messiah the King" would therefore have been 9 days later on April 9th of 32 A.D.. This tenth day of Nisan was the day when the Passover lambs began to be presented to the priests. They had to be accepted as spotless and without fault before they could be sacrificed. This was that crucial day for which all of Israel should have been watching.![]()
Their Messiah was the promised Sacrifice Lamb.
He was prophesied to appear on this very day.Alas, the people of Israel were not watching. They had gone with rabbinical Judaism and taken the road down into religious legalism. They had drifted away from a true devotional faith in YHVH, the God who was, is, and evermore shall be. Faith in God had always been a matter of the heart. They had turned it into a head trip and merely an exercise in legalism. They did not recognize their Suffering Servant when he came amongst them. There He was, teaching, healing the sick, and casting out evil spirits. But they did not recognize Him.
As for diligence in the matter of the prophecy of the 70 weeks the scholars and scribes should have been able to count out 69 weeks (sevens) of years and lay out a timeline from the Nisan month and the year Artaxerxes's edict which Daniel had said came in the 20th year of his reign. This had been given to Nehemiah at the beginning of the Nisan moon of 445 B.C.. Unfortunately Rabbinical Judaism in the first century A.D. no longer held to a literal interpretation of scripture. They lacked the diligence in devotion and knowledge to recognize their Messiah. He came into Jesuslem riding on a donkey precisely as prophesied. - Zech.9:9 It was on that day, (and that day only), that Jesus/Yeshua entered Jerusalem at the head of a royal procession. He presented Himself to His people as 'Messiah the Prince'. And yet how few there were there to greet Him. When Jesus rode into Jerusalem on that first Palm Sunday He lamented,
"If you, even you, had only known on this day what would bring you peace -- but now it is hidden from your eyes. The days will come upon you when your enemies will build an embankment against you and encircle you and hem you in on every side. They will dash you to the ground, you and the children within your walls. They will not leave one stone on another, because you did not recognize the time of God's coming to you. -Luke 19:42Some no doubt were indeed watching. They knew the date of this epic day had arrived. And so they were waiting for His appearance. These people knew their Messiah. There He was! He was entering the city through the Eastern Gate! They greeted Him with shouts of "Hosanna!" as He came into Jerusalem riding upon a donkey. They laid palm branches out before Him as their victorious coming King. But they were not a quorum. The learned priests, the Pharisees, the Sadducees, and the High priest himself were not watching. They had access to all the data. They had the very same book of Daniel and chapter nine as we are studying right now. And they could count the years. Had not the Magi, gentile kings from the east, come to bring gifts to Jesus at His birth in Bethlehem years before? But the Pharisees and Sadducees were not inclined to treat God's Word with the reverence which it was due. They had not done their homework.The Pharisees were to be the watchmen of Israel.
And here it was, their own Messiah was at the gate.And they were not keeping watch.
What can be said about us in the church today? Have we taken time to aquaint ourselves with our part of the seventy weeks of Daniel. Do we know something of the the 70th week of Daniel and the final seven years of this age? Have we checked out what the Bible says will happen at its beginning, its midpoint, and at the end? All we need is a rough thumbnail sketch. Shouldn't we get a basic understanding of what will happen? And wouldn't it be wise of us to make the preparations of heart that we are being called to do?
On to Section 6
The 69 WEEKS:
A SPAN of 173,880 EARTH DAYS
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