File:Imperial Standards of Length, Greenwich.jpg

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Summary

DescriptionImperial Standards of Length, Greenwich.jpg

English: Beside the——entrance——to the Greenwich Royal Observatory is a set of imperial length gauges by, instrument makers Troughton & Simms.

Date

6 June 2020

Source

Own work

Author

Please respect the Creative Commons Attribution-ShareAlike license that this image is released under.

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Y.ssk / Wikimedia Commons / CC BY-SA 4.0

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CC BY-SA 4.0

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Other versions

Camera location	51° 28′ 42.22″ N, 0° 00′ 03.03″ W	View this and other nearby images on: OpenStreetMap	51.478394; -0.000842

Licensing

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Captions

English

A set of length gauges by Troughton & Simms, mounted beside the Greenwich Royal Observatory

Items portrayed in this file

some value

author name string: Y.ssk

Wikimedia username: Y.ssk

URL: https://commons.wikimedia.org/user:Y.ssk

object has role: photographer

Creative Commons Attribution-ShareAlike 4.0 International

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coordinates of the point of view

51°28'42.218"N, 0°0'3.031"W

heading: 169.22 degree

inception

6 June 2020

Commons quality assessment

Wikimedia Commons quality image

captured with

iPhone XS Max

exposure time

0.004 second

f-number

1.8 focal length

4.25 millimetre

ISO speed

25 instance of

photograph

media type

image/jpeg

File history

Click on a date/time to view the file as it appeared at that time.

	Date/Time	Thumbnail	Dimensions	User	Comment
current	08:10, 7 June 2020		3,119 × 2,079 (5.94 MB)	Y.ssk	Uploaded own work with UploadWizard

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Metadata

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Camera manufacturer	Apple
Camera model	iPhone XS Max
Exposure time	1/250 sec (0.004)
F-number	f/1.8
ISO speed rating	25
Date and time of data generation	13:45, 6 June 2020
Lens focal length	4.25 mm
Latitude	51° 28′ 42.22″ N
Longitude	0° 0′ 3.03″ W
Altitude	39.4 meters above sea level
Horizontal resolution	240 dpi
Vertical resolution	240 dpi
Software used	Adobe Lightroom 3.2.1 (Macintosh)
File change date and time	08:56, 7 June 2020
Exposure Program	Normal program
Exif version	2.31
Date and time of digitizing	13:45, 6 June 2020
Shutter speed	7.965784
APEX aperture	1.695994
APEX brightness	6.6950941484421
Exposure bias	−0.59912056372233
Metering mode	Spot
Flash	Flash did not fire, compulsory flash suppression
DateTimeOriginal subseconds	990
DateTimeDigitized subseconds	990
Color space	sRGB
Sensing method	One-chip color area sensor
Scene type	A directly photographed image
Exposure mode	Auto exposure
White balance	Auto white balance
Focal length in 35 mm film	26 mm
Measurement precision	Poor (165)
Reference for direction of image	True direction
Direction of image	169.22
GPS tag version	0.0.2.2
Lens used	iPhone XS Max back camera 4.25mm f/1.8
Date metadata was last modified	09:56, 7 June 2020
Unique ID of original document	917DE0DB8FA8E57D9A881AD4DC6976EF
IIM version	4