File:Astronomical ring-CnAM 3878-2-IMG 6443-black.jpg

Original file ‎(5,000 × 5,000 pixels, file size: 1.68 MB, MIME type: image/jpeg)

Captions

English

Add a one-line explanation of what this file represents

Summary

Object

John Dollond: Astronomical ring - CnAM 3878-2

Artist



Description	British astronomer, physicist, instrument maker, inventor and medical instrument maker
Date of birth/death	21 June 1706	29 November 1761 (in Julian calendar)
Location of birth/death	Spitalfields	London
Authority file	: Q505186 VIAF: 27854068 ISNI: 0000000055340265 LCCN: n2013070892 Oxford Dict.: 7783 GND: 117650390 WorldCat

Title

Astronomical ring - CnAM 3878-2

Object type

astronomical rings

Date

between 1720 and 1761

Medium

brass

Dimensions

length: 26 cm (10.2 in)

; height: 33.5 cm (13.1 in)

; width: 2 cm (0.7 in)

Collection

Conservatoire national des Arts et Métiers

	Parent institution	HESAM University
	Location	Paris , France
	Coordinates	48° 52′ 01″ N, 2° 21′ 16″ E
	Established	10 October 1794
	Website	www.cnam.eu/site-en
	Authority file	: Q524289 VIAF: 151143134 ISNI: 000000012185090X ULAN: 500257276 LCCN: n50055168 GND: 1017182-4 WorldCat

Accession number

03878-0002- (Conservatoire national des Arts et Métiers)

References

https://collections.arts-et-metiers.net/?queries=query=search=N°%20d'inventaire=03878-0002-&showtype=record (French)

Photograph

Date

Taken on 13 November 2016, 16:14 (according to Exif data)

Source

Own work

Author

Rama

Permission
(Reusing this file)

I, the copyright holder of this work, hereby publish it under the following licenses:

This file is licensed under the Creative Commons Attribution-ShareAlike 3.0 France license.

Attribution: Rama

You are free:

to share – to copy, distribute and transmit the work
to remix – to adapt the work

Under the following conditions:

attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

This file is licensed under the Creative Commons Attribution-Share Alike 2.0 France license.

Attribution: Rama

You are free:

to share – to copy, distribute and transmit the work
to remix – to adapt the work

Under the following conditions:

attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

This work is free software; you can redistribute it or modify it under the terms of the CeCILL. The terms of the CeCILL license are available at www.cecill.info.

You may select the license of your choice.

File history

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

	Date/Time	Thumbnail	Dimensions	User	Comment
current	23:02, 30 November 2016		5,000 × 5,000 (1.68 MB)	Rama (talk \| contribs)	== {{int:filedesc}} == {{Object photo \|object = Astronomical ring-CnAM 3878-2 \|detail = \|description = \|source={{own}} \|author={{u\|Rama}} \|permission ={{self\|Cc-by-sa-3.0-fr\|CeCILL\|attribution=Rama}} \|date = }} [[Category:Astronomical ring-CnAM...

You cannot overwrite this file.

File usage on Commons

The following 5 pages use this file:

File usage on other wikis

The following other wikis use this file:

Usage on www.wikidata.org
- Q112231295

Metadata

This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

Camera manufacturer	Canon
Camera model	Canon EOS 5D Mark II
Exposure time	1/160 sec (0.00625)
F-number	f/5
ISO speed rating	1,250
Date and time of data generation	16:14, 13 November 2016
Lens focal length	50 mm
Orientation	Normal
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
File change date and time	00:01, 24 November 2016
Y and C positioning	Co-sited
Exposure Program	Normal program
Exif version	2.21
Date and time of digitizing	16:14, 13 November 2016
Meaning of each component	Y Cb Cr does not exist
APEX shutter speed	7.375
APEX aperture	4.625
APEX exposure bias	−1.3333333333333
Metering mode	Partial
Flash	Flash did not fire, compulsory flash suppression
DateTime subseconds	53
DateTimeOriginal subseconds	53
DateTimeDigitized subseconds	53
Supported Flashpix version	1
Color space	sRGB
Focal plane X resolution	3,849.2117888965
Focal plane Y resolution	3,908.1419624217
Focal plane resolution unit	inches
Custom image processing	Normal process
Exposure mode	Auto exposure
White balance	Auto white balance
Scene capture type	Standard
GPS tag version	0.0.2.2
Image width	5,616 px
Image height	3,744 px