Photo / Exif

Two trains took divergent paths...

What is Exif data?

Exif data is a record of the settings a camera used to take a photo or video. This information is embedded into the files the camera saves, and we read and display it here.


Taken on March 9, 2008 at 8.58PM PDT
Posted to Flickr April 4, 2008 at 6.03AM PDT

Exif data

Camera Canon PowerShot G7
Exposure 4
Aperture f/2.8
Focal Length 7.4 mm
Exposure Bias 0 EV
Flash Off, Did not fire
ISO Speed 400
ISO Speed 400
Orientation Horizontal (normal)
X-Resolution 72 dpi
Y-Resolution 72 dpi
Software QuickTime 7.4.1
Date and Time (Modified) 2008:03:10 10:56:55
Host Computer Mac OS X 10.4.9
YCbCr Positioning Centered
Date and Time (Original) 2008:03:09 20:58:03
Date and Time (Digitized) 2008:03:09 20:58:03
Compressed Bits Per Pixel 5
Max Aperture Value 2.8
Metering Mode Center-weighted average
Color Space sRGB
Focal Plane X-Resolution 12710.80139 dpi
Focal Plane Y-Resolution 12725.5814 dpi
Sensing Method One-chip color area
Custom Rendered Normal
Exposure Mode Auto
White Balance Manual
Digital Zoom Ratio 1
Scene Capture Type Standard
Macro Mode Normal
Self Timer Off
Quality Superfine
Canon Flash Mode Off
Continuous Drive Single
Focus Mode Single
Record Mode JPEG
Canon Image Size Large
Easy Mode Manual
Digital Zoom None
Contrast Normal
Saturation Normal
Sharpness 0
Camera ISO 400
Focus Range Auto
AFPoint Manual AF point selection
Canon Exposure Mode Shutter speed priority AE
Lens Type Unknown (-1)
Long Focal 44.4 mm
Short Focal 7.4 mm
Focal Units 1000/mm
Max Aperture 2.8
Min Aperture 8
Flash Activity 0
Flash Bits (none)
Focus Continuous Continuous
AESetting Normal AE
Image Stabilization On, Shot Only
Zoom Source Width 3648
Zoom Target Width 3648
Spot Metering Mode Center
Manual Flash Output n/a
Focal Type Zoom
Focal Plane XSize 7.47 mm
Focal Plane YSize 5.61 mm
Auto ISO 100
Base ISO 400
Measured EV -2.81
Target Aperture 2.8
Target Exposure Time 4
White Balance Daylight
Slow Shutter Off
Sequence Number 0
Optical Zoom Code 0
Flash Guide Number 0
Flash Exposure Comp 0
Auto Exposure Bracketing Off
AEBBracket Value 0
Control Mode Camera Local Control
Focus Distance Upper 1.29 m
Focus Distance Lower 0 m
Bulb Duration 0
Camera Type Compact
Auto Rotate None
NDFilter Off
Self Timer2 0
Flash Output 0
Canon Firmware Version Firmware Version 1.00
File Number 101-1267
Rotation 0
Camera Temperature 28 C
Canon Model ID PowerShot G7
AFArea Mode Single-point AF
Num AFPoints 9
Valid AFPoints 1
AFArea Widths 219 0 0 0 0 0 0 0 0
AFArea Heights 41 0 0 0 0 0 0 0 0
Primary AFPoint 0
Date Stamp Mode Off
My Color Mode Vivid
Firmware Revision 1.00 rev 9.00
Categories (none)
Faces Detected 0
Face Detect Frame Size 3648 2736
Face Width 35
Image Unique ID 7087891a44c59d451f0822ace10680d7
Compression JPEG (old-style)