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 AEM7939 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