File:gretchen-mcculloch-author-photo-headshot-square-278-edit-x.jpeg

Error creating thumbnail: Unable to save thumbnail to destination

Original file (1,108 × 1,108 pixels, file size: 181 KB, MIME type: image/jpeg)

An image of Canadian linguist Gretchen McCulloch, which was featured in various comics.

File history

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	01:46, 8 July 2026	Error creating thumbnail: Unable to save thumbnail to destination	1,108 × 1,108 (181 KB)	Maintenance script (talk \| contribs)	Imported from explainxkcd.com archive

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Camera manufacturer	Canon
Camera model	Canon EOS 5D Mark IV
Exposure time	1/125 sec (0.008)
F Number	f/2.8
ISO speed rating	250
Date and time of data generation	02:38, 29 October 2018
Lens focal length	50 mm
Orientation	Normal
Horizontal resolution	240 dpi
Vertical resolution	240 dpi
Software used	Chrome OS Gallery App
File change date and time	21:54, 1 November 2018
Exposure Program	Aperture priority
Exif version	2.31
Date and time of digitizing	02:38, 29 October 2018
APEX shutter speed	6.965784
APEX aperture	2.970854
APEX exposure bias	−0.66666666666667
Maximum land aperture	1.75 APEX (f/1.83)
Metering mode	Pattern
Flash	Flash did not fire, compulsory flash suppression
DateTimeOriginal subseconds	40
Color space	sRGB
Focal plane X resolution	1,866.6666564941
Focal plane Y resolution	1,866.6666564941
Focal plane resolution unit	3
Custom image processing	Normal process
Exposure mode	Auto exposure
White balance	Auto white balance
Scene capture type	Standard