File:Beidou atomic clock at CSTM 02.jpg

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Summary

DescriptionBeidou atomic clock at CSTM 02.jpg	English: Hydrogen maser used by Beidou navigation satellites displayed at China Science and Technology Museum. 中文：北斗导航卫星氢原子钟，展示于中国科学技术馆。
Date	23 June 2023
Source	Own work
Author	Shujianyang

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	21:54, 10 July 2023		2,400 × 1,600 (1.17 MB)	Shujianyang	Uploaded own work with UploadWizard

File usage

The following 3 pages use this file:

Global file usage

The following other wikis use this file:

Usage on de.wikipedia.org
- Beidou (Satellitennavigation)
Usage on es.wikipedia.org
- Máser de hidrógeno
Usage on zh.wikipedia.org
- 北斗卫星导航系统
- User:Shujianyang

Metadata

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Exposure time	1/50 sec (0.02)
F-number	f/3.5
ISO speed rating	800
Date and time of data generation	10:42, 23 June 2023
Lens focal length	18 mm
Horizontal resolution	94 dpc
Vertical resolution	94 dpc
Software used	Adobe Photoshop Lightroom 6.14 (Windows)
File change date and time	13:24, 10 July 2023
Exposure Program	Normal program
Exif version	2.3
Date and time of digitizing	10:42, 22 June 2023
Shutter speed	5.643856
APEX aperture	3.61471
APEX brightness	0.9234375
Exposure bias	0
Maximum land aperture	3.6171875 APEX (f/3.5)
Metering mode	Pattern
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Flash	Flash did not fire, compulsory flash suppression
Color space	sRGB
Focal plane X resolution	2,553.1914978027
Focal plane Y resolution	2,553.1914978027
Focal plane resolution unit	3
File source	Digital still camera
Scene type	A directly photographed image
Custom image processing	Normal process
Exposure mode	Auto exposure
White balance	Auto white balance
Digital zoom ratio	1
Focal length in 35 mm film	27 mm
Scene capture type	Standard
Contrast	Normal
Saturation	Normal
Sharpness	Normal
Lens used	E 18-55mm F3.5-5.6 OSS
Rating (out of 5)	3
Date metadata was last modified	08:24, 10 July 2023
Unique ID of original document	81249094D107A1A0AB92BFC94B63746D
IIM version	4

File:Beidou atomic clock at CSTM 02.jpg

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23 June 2023

0.02 second

3.5

18 millimetre

800

image/jpeg

156b195fab6298262662de632663273690a2566b

1,230,021 byte

1,600 pixel

2,400 pixel

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