ColoradoRailfan.com Contemporary Railfanning in Colorado
Railroad photograph
Photo by: Kevin Morgan
At the west end of Rocky, the unique yellow nose of AMTK 203 leads the Zephyr west toward Big Ten Curve.
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Monday, June 08, 2026 at 09:41:59
image date


Location Information

City or County and State
Arvada, CO

Subdivision
Moffat Tunnel (UP)

Milepost or Control Point
CP DS019 (West Rocky)



Train Information
Railroad
Amtrak 		Model
P42DC 		Primary Unit Number
AMTK 203

Paint Scheme
Amtrak (Special) 		Symbol
AMT5-07 		Train Type
California Zephyr (Amtrak)

Photo Information
Camera Make/Model
DJI / Mavic 3 Pro [FC4370] 		ISO
100
888 		Flash
Did Not Fire

Focal Length
166 mm 		Shutter
1/640 seconds 		Aperture
f/3.4