Northeast Regional #173 ride from Boston to DC via New York

With following stops: 0:00 - Boston South Station, MA 6:30 - Back Bay, MA 17:00 - Route 128, MA 40:00 - Providence, RI 59:00 - Kingston, RI 1:29:00 - New London, CT 2:16:00 - New Heaven, CT 2:35:30 - Bridgeport, CT 3:00:06 - Stamford, CT 3:26:30 - New Rochelle, NY 3:52:15 - New York Penn Station, NY 4:07:50 - Newark Penn Station, NJ 5:05:00 - Philadelphia 30st station, PA 5:25:30 - Wilmington, DE 6:09:30 - Baltimore Penn Station, MD 6:22:15 - BWI Thurgood Marshal Airport, MD 6:35:00 - New Carrollton, MD 6:45:00 - Washington Union Station, DC Train is leaded by AEM7-939 electric locomotive. Full video of entire Northeast Corridor. There are 3 different types of electrification on NEC. 1. From Boston train is powered by 25 kV @ 60 Hz. 2. At 2:14:02 train during New Heaven station approach switches to 12.5 kV @ 60 Hz. 3. At 3:41:05 after passing Hell Gate bridge train switches to 12 kV @ 25 Hz. Air conditioning is off d