Tag Archives: Simi Valley

Sun on the old Southern Pacific Coast Line—July 28, 2016.

Last summer, I spent a pleasant afternoon exploring the old Southern Pacific Coast Line between Simi Valley and Moorpark, California.

At CP Madera, I ascended this cutting and made a series of digital photographs of passing passenger trains.

This was not what I expected: an Amtrak 'Cabbage' (a former F40PH diesel converted as a cab-car with baggage compartment) and single-level Horizon cars with a Genesis diesel pushing at the back. A far cry from the typical Pacific Surfline consist with an F59PHI and Bilevel cars. File converted from a Camera RAW using Lightroom to adjust contrast and lighten shadow areas.
This was not what I expected: an Amtrak ‘Cabbage’ (a former F40PH diesel converted as a cab-car with baggage compartment) and single-level Horizon cars with a Genesis diesel pushing at the back. Amtrak A790 was far cry from the typical Pacific Surfliner consist that features an F59PHI and Bilevel cars. File converted from a Camera RAW using Lightroom to adjust contrast and lighten shadow areas.
Trailing view of Amtrak Pacific Surfline A790 at CP Madera, near Simi Valley, California.
Trailing view of Amtrak Pacific Surfline A790 at CP Madera, near Simi Valley, California.
I made this photo with the camera set in the 'Velvia' colour profile.
I made this photo with the camera set in the ‘Velvia’ colour profile.
A few minutes after Amtrak A790 rolled past, Metrolink 117 from Los Angeles came the other way. Here I've used a telephoto perspective to make the most of the setting.
A few minutes after Amtrak A790 rolled past, Metrolink 117 from Los Angeles came the other way. Here I’ve used a telephoto perspective to make the most of the setting.
As the train approached, I used the zoom lens, pulling back my focal length to a slight wide angle view.
As the train approached, I used the zoom lens, pulling back my focal length to a slight wide angle view.
The view looking west into the evening sun was exceptionally contrasty. So in post processing I lightened the shadows, darkened the sky and lowered the contrast in a effort to produce a more pleasing image.
The view looking west into the evening sun was exceptionally contrasty. So in post processing I lightened the shadows, darkened the sky and lowered the contrast in a effort to produce a more pleasing image. Also, on site I’d shaded the front element of my lens with my notebook. If you look carefully, you can just see the fringe of my notebook cover in the sky. I’ve left this imperfection in, rather than crop it out, so that you can get a sense for what I was doing. 

These were exposed using my Fujifilm XT1 with 18-135mm zoom lens. I calculated the light using the camera’s center weighted meter and set aperture and shutter speed settings manually. Although bright, exposures can be tricky, especially when dealing with flat white locomotives.

It was a real pleasure to make photos in the warm California sun. (As recall, while sitting in Dublin on damp evening composing ‘Auto Pilot’ posts for Tracking the Light!)

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Tracking the Light Looks At Air Force One.

Perched atop a high hill in a purpose-built building in Simi Valley is Boeing 707 27000 that served for nearly three decades as Air Force One.

Boeing’s 707 is unquestionably one of the most beautiful commercial aircraft.

This 707 was styled by pioneer industrial designer Raymond Loewy for its role as Air Force One.

Loewy is well known in railroad circles for his locomotive and train designs. This included Pennsylvania’s GG1 electric and S1 Duplex steam locomotive, and Northern Pacific’s post-war North Coast Limited streamliner.

Panoramic composite exposed with a Lumix LX7.
Panoramic composite exposed with a Lumix LX7.
Working in silhouette, I made this low angle view to show the lines of the 707.
Working in silhouette, I made this low angle view to show the lines of the 707.

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Air_Force_One_P1500764

Under the belly of the plane.
Under the belly of the plane.
Classic Loewy styling.
Classic Loewy styling.

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Air Force One is a key display at Simi Valley’s Ronald Reagan and Air Force One Museum. I exposed these photographs using my Lumix LX7.

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Metrolink 115 at Simi Valley, California; a difficult exposure.

Here’s an exposure quandary. A bright white Metrolink F59PHI in blazing California afternoon sun against a varied background of trees and mountains..

Metrolink's scheduled train 115 accelerates away from its Simi Valley station stop in July 2016.
Metrolink’s scheduled train 115 accelerates away from its Simi Valley station stop in July 2016.

Without careful metering and a bit prior experience It would be easy enough to underexpose a photo like this one. (Producing a result that is too dark)

Why? Because the camera meter doesn’t know the locomotive is white, and if relying on many auto exposure settings, metering tends to over compensate as the white engine reached the center of the frame.

On the flipside, the row of trees at the left could fool also the meter into compensating for the relative darkness and thus producing an image that is too light overall with the front of the engine grossly over exposed.

What’s the solution?

Before the train comes into view, make a series of test meter readings while aiming a sunlit neutral portion of the scene such as the ballast. Then observe the relative difference in exposure between lighter and darker areas, make a test photo or two, and if your camera has a histogram check to ensure that the bulk of the exposure is in the center of the graph. Then set the camera manually based on this information.

In my situation, I made a slight adjustment as the locomotive came into view to compensate for the bright white nose section. This meant I needed to stop down (see the aperture to let less light in) by about 1/3 of a stop.

Here's the Jpg of the train along site the camera's EXIF data. The relevant fields show that the camera was set at  ISO 200; shutter speed 1/500th of a second, and the lens was at f7.1.  So why not f8? That would cause the trees to become too dark and the engine appear more gray than white.
Here’s the Jpg of the train along side the camera’s EXIF data. The relevant fields show that the camera was set at ISO 200; shutter speed 1/500th of a second, and the lens was at f7.1. So why not f8? That would cause the trees to become too dark and the engine appear more gray than white.
Here's my closer view. I retained the same exposure setting.
Here’s my closer view. I retained the same exposure setting.

In both photos, other than scaling for internet presentation, I did not alter the files in regards to exposure, contrast, color or sharpness. These images represent reduced versions of the in camera JPGs (althouth I simultaneously exposed RAW files as well.)

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