| Identifier: | MASBI |
| NAS ID: | MASBI |
| Name: | MASBI |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | COLORADO |
| ICAO Region: | K2 |
| Latitude: | 39-21-50.940N (39.364200) |
| Longitude: | 107-03-59.170W (-107.066400) |
| Magnetic Variance: | 8.6 E as of 9/30/2025 |
| High ARTCC Area: | ZDV |
| Low ARTCC Area: | ZDV |
| Published: | Yes |
| Charts: | RNAV |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| SPECIAL IAP |