Here are the dates and results of the games played by the Colorado Rockies in September and October 1999:
September 1999:
- 1st: vs New York Mets (W, 5-4)
- 3rd: vs Montreal Expos (W, 11-5)
- 5th: vs Arizona Diamondbacks (L, 3-10)
- 7th: vs Florida Marlins (W, 2-1)
- 9th: vs Pittsburgh Pirates (W, 15-8)
- 11th: vs New York Mets (L, 6-5)
- 14th: vs Arizona Diamondbacks (W, 8-6)
- 17th: vs Los Angeles Dodgers (W, 10-12)
October 1999:
- 1st: vs San Francisco Giants (L, 4-5)
- 3rd: vs Arizona Diamondbacks (L, 7-8)
- 5th: vs San Diego Padres (W, 6-2)
- 7th: vs Los Angeles Dodgers (L, 4-9)
- 10th: vs Florida Marlins (W, 4-3)
Note that the dates and results are based on the information provided in the text and may not be comprehensive or accurate. Updated: December 14, 2025 at 5:16 PM