Number of weeks in 1900 year is 52 weeks
Weeks are according Colombia calendar rules, Sunday first day and weeks are Sunday to Saturday

Week # From Date To Date Weeks from Now
Week 1 December 31, 1899 January 6, 1900 passed 6515 weeks ago
Week 2 January 7, 1900 January 13, 1900 passed 6514 weeks ago
Week 3 January 14, 1900 January 20, 1900 passed 6513 weeks ago
Week 4 January 21, 1900 January 27, 1900 passed 6512 weeks ago
Week 5 January 28, 1900 February 3, 1900 passed 6511 weeks ago
Week 6 February 4, 1900 February 10, 1900 passed 6510 weeks ago
Week 7 February 11, 1900 February 17, 1900 passed 6509 weeks ago
Week 8 February 18, 1900 February 24, 1900 passed 6508 weeks ago
Week 9 February 25, 1900 March 3, 1900 passed 6507 weeks ago
Week 10 March 4, 1900 March 10, 1900 passed 6506 weeks ago
Week 11 March 11, 1900 March 17, 1900 passed 6505 weeks ago
Week 12 March 18, 1900 March 24, 1900 passed 6504 weeks ago
Week 13 March 25, 1900 March 31, 1900 passed 6503 weeks ago
Week 14 April 1, 1900 April 7, 1900 passed 6502 weeks ago
Week 15 April 8, 1900 April 14, 1900 passed 6501 weeks ago
Week 16 April 15, 1900 April 21, 1900 passed 6500 weeks ago
Week 17 April 22, 1900 April 28, 1900 passed 6499 weeks ago
Week 18 April 29, 1900 May 5, 1900 passed 6498 weeks ago
Week 19 May 6, 1900 May 12, 1900 passed 6497 weeks ago
Week 20 May 13, 1900 May 19, 1900 passed 6496 weeks ago
Week 21 May 20, 1900 May 26, 1900 passed 6495 weeks ago
Week 22 May 27, 1900 June 2, 1900 passed 6494 weeks ago
Week 23 June 3, 1900 June 9, 1900 passed 6493 weeks ago
Week 24 June 10, 1900 June 16, 1900 passed 6492 weeks ago
Week 25 June 17, 1900 June 23, 1900 passed 6491 weeks ago
Week 26 June 24, 1900 June 30, 1900 passed 6490 weeks ago
Week 27 July 1, 1900 July 7, 1900 passed 6489 weeks ago
Week 28 July 8, 1900 July 14, 1900 passed 6488 weeks ago
Week 29 July 15, 1900 July 21, 1900 passed 6487 weeks ago
Week 30 July 22, 1900 July 28, 1900 passed 6486 weeks ago
Week 31 July 29, 1900 August 4, 1900 passed 6485 weeks ago
Week 32 August 5, 1900 August 11, 1900 passed 6484 weeks ago
Week 33 August 12, 1900 August 18, 1900 passed 6483 weeks ago
Week 34 August 19, 1900 August 25, 1900 passed 6482 weeks ago
Week 35 August 26, 1900 September 1, 1900 passed 6481 weeks ago
Week 36 September 2, 1900 September 8, 1900 passed 6480 weeks ago
Week 37 September 9, 1900 September 15, 1900 passed 6479 weeks ago
Week 38 September 16, 1900 September 22, 1900 passed 6478 weeks ago
Week 39 September 23, 1900 September 29, 1900 passed 6477 weeks ago
Week 40 September 30, 1900 October 6, 1900 passed 6476 weeks ago
Week 41 October 7, 1900 October 13, 1900 passed 6475 weeks ago
Week 42 October 14, 1900 October 20, 1900 passed 6474 weeks ago
Week 43 October 21, 1900 October 27, 1900 passed 6473 weeks ago
Week 44 October 28, 1900 November 3, 1900 passed 6472 weeks ago
Week 45 November 4, 1900 November 10, 1900 passed 6471 weeks ago
Week 46 November 11, 1900 November 17, 1900 passed 6470 weeks ago
Week 47 November 18, 1900 November 24, 1900 passed 6469 weeks ago
Week 48 November 25, 1900 December 1, 1900 passed 6468 weeks ago
Week 49 December 2, 1900 December 8, 1900 passed 6467 weeks ago
Week 50 December 9, 1900 December 15, 1900 passed 6466 weeks ago
Week 51 December 16, 1900 December 22, 1900 passed 6465 weeks ago
Week 52 December 23, 1900 December 29, 1900 passed 6464 weeks ago