| Bostonia Mean Time | |
|---|---|
| File:TMB Map.png Regions that use Bostonia Mean Time | |
| TMB offset | |
| TMB | TMB±00:00 |
Bostonia Mean Time (Quebecshirite: Temps moyen de Bostonia; TMB) is the mean solar time observed at the Guarin Verrière Observatory in Bostonia. The term "TMB" is also used as one of the names for the time zone TMB+00:00 and, in Quebecshirite law, is the basis for civil time.