| San Marcos Time | EDT | |
|---|---|---|
| 09:00 PM Monday San Marcos Time (CST) | ↔ | 11:00 PM Monday EDT |
| 10:00 PM Monday San Marcos Time (CST) | ↔ | 12:00 AM Tuesday EDT |
| 11:00 PM Monday San Marcos Time (CST) | ↔ | 01:00 AM Tuesday EDT |
| 12:00 AM Tuesday San Marcos Time (CST) | ↔ | 02:00 AM Tuesday EDT |
| 01:00 AM Tuesday San Marcos Time (CST) | ↔ | 03:00 AM Tuesday EDT |