120th Jubilee = 15 X 777 Sabbath plus 1,260 Days

1 Sabbatical Year:

1 Week = 6 working days + 1 Sabbath day of rest = 7 Days

1 Month = 4 Weeks = 24 days + 4 Sabbaths = 28 Days

1 Year = 13 Months = 312 days + 52 Sabbaths = 364 Days

1  Solar Year = 365.2425 Days    Error = 1.2425 Days

1st - 7 Sabbatical Year: add 7 Days

7 Years = 364 Days X 7 Years = 2,548 Days

7 Sabbatical Year = 2,548 + 7 Days  = 2,555 Days:

7  Solar Years = 365.2425 X 7 = 2,556.6975 Days     Final Error = 1.6975 Days

2nd to 4th - 7 Sabbatical Year: Add 7 days

2nd - 7 Sabbatical Years = 2,555 + 2,555 Days = 5,110 Days

14  Solar Years = 14 X 365.2425 = 5,113.395 Days    Error = 3.395 Days

3rd - 7 Sabbatical Years = 5,110 + 2,555 Days = 7,665 Days

21  Solar Years = 21 X 365.2425 = 7,670.0935 Days    Error = 5.0925 Days

4th - 7 Sabbatical Years = 7,665 + 2,555 + 7 Days   = 10,227 Days

28  Solar Years = 28 X 365.2425 = 10,226.79 Days    Error = - 0.21 Days

5th to 7th - 7 Sabbatical Year: Add 7 days

5th - 7 Sabbatical Years = 10,227 + 2,555 = 12,782 Days

35  Solar Years = 35 X 365.2425 = 12.783.4875 Days    Error = 1.4875 Days

6th - 7 Sabbatical Years = 12,782 + 2,555 = 15,337 Days

42  Solar Years = 42 X 365.2425 = 15,340.185 Days    Error = 3.185 Days

7th - 7 Sabbatical Years = 15,337 + 2,555 = 17,892 Days

49  Solar Years = 49 X 365.2425 = 17,896.8825 Days    Error = 4.8825 Days

50th Sabbatical Years = 17,892 + 364 + 7 Days   = 18,263 Days

50  Solar Years = 50 X 365.2425 = 18,262.125 Days    Error = - 0.875 Days

Grand Jubilee Year = 400 Sabbatical Years = 8 X 50 Sabbatical Year:

400 Sabbatical Years = 8 X 18,263 - 7 Days   = 146,097 Days

400  Solar Years = 400 X 365.2425 = 146,097 Days    Error = 0 Day

15 Grand Jubilee Year = 15 X 400 Sabbatical Years = 6,000 Years:

27 X 777 X 7 Days = 146,853 Days   Add = 756 Days or 2 X 364 Days + 28 Days

15 Grand Jubilee Year = 15 X 400 Sabbatical Years = 6,000 Years:

August 20, 3986 BC - Sunday - Tishri 14 - Start of Jubilee Year

265,768

+ 15 X 400 Years

2,191,525

September 27, 2015 AD - Gregorian - Sunday - Tishri 14 - 120th Jubilee

2,457,293

+ 66 X 7 X 7 Days

3,234

August 4, 2024 AD - Gregorian - Sunday - Tammuz 29

2,460,527

- Start of the Millennium Prison Sentence of Satan