Category:Timekeeping

Fonte: Wikimedia Commons

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cronometragem

specifying measures of time-mesaurement in clear reference units

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Q186398 identificador GND: 4131097-4 número de controlo da Biblioteca do Congresso: sh85135420 identificador BnF: 119594752 identificador Thesaurus BNCF: 30250 identificador AUT NKC: ph136869, ph184822 identificador J9U da Biblioteca Nacional de Israel: 987007536563305171
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Subcategorias

Esta categoria contém as seguintes 46 subcategorias (de um total de 46).

Timekeeping by country‎ (3 C)

!

Gallery pages of timekeeping‎ (13 P)

*

Animations of timekeeping‎ (2 C, 5 F)
Timekeepers‎ (3 C, 7 F)
Videos of timekeeping‎ (1 C)

A

Time in astronomy‎ (3 C, 3 F)

B

Time balls‎ (15 C, 37 F)

C

Calendars‎ (39 C, 6 P, 902 F)
Ceramic resonators‎ (9 F)
ChampionChip‎ (6 F)
Timekeeping components‎ (2 C, 1 F)
Crystal oscillators‎ (3 C, 86 F)
Crystal resonator‎ (2 C, 74 F)

D

Date (UNIX)‎ (1 F)
Dating stamps‎ (6 C, 3 F)
Time of day‎ (18 C, 1 P, 1 F)
Daylight saving time‎ (11 C, 62 F)
Timekeeping devices in the National Maritime Museum, London‎ (5 C)

E

Errors in timekeeping‎ (3 F)
Timekeeping exhibition (Deutsches Museum)‎ (1 C, 6 F)

F

French Republican decimal time‎ (3 C, 1 F)
Frequency counters‎ (3 C, 27 F)
Time and frequency standards‎ (2 C, 26 F)

G

Greenwich Time Signal‎ (4 F)
Time guns‎ (9 C, 10 F)

H

Hexadecimal time‎ (6 F)
Horology‎ (13 C, 171 F)
Hours meters‎ (8 F)

I

Indicators of local time‎ (7 F)

M

Mechanical resonators‎ (7 C, 4 F)

N

New Year celebrations‎ (52 C, 309 F)
NHK Clock‎ (3 F)
Nürnberger Uhr‎ (2 F)

P

Photoelectric sensors‎ (47 F)
Time in physics‎ (7 C, 2 F)

R

Ancient Roman time keeping‎ (1 C, 12 F)

S

Clocks and timekeeping exhibits in the Science Museum, London‎ (2 C, 11 F)
Time signal devices‎ (8 F)
Time signal radio stations‎ (15 C, 17 F)
Stopwatches‎ (7 C, 1 P, 99 F)
Synchronization‎ (28 C, 131 F)

T

Time-tracking software‎ (1 C, 1 F)
Timepieces‎ (7 C, 17 F)
Timers‎ (10 C, 68 F)
Timestamps‎ (2 C, 15 F)

W

Working time‎ (7 C, 70 F)

Páginas na categoria "Timekeeping"

Esta categoria só contém a seguinte página.

C

Circa

Multimédia na categoria "Timekeeping"

Esta categoria contém os seguintes 93 ficheiros (de um total de 93).

056-vintage-heuer-leonidas-stopwatch-microsplit-hl-820-top-view-wide-shot-with-user-guide-ikonicstopwatch-com.jpg 1 000 × 563; 127 kB
2011 08 20 CP analemmatique2.png 1 153 × 1 936; 139 kB
2013 Longines Global Champions - Lausanne - 14-09-2013 - Cellule 1.jpg 2 620 × 3 956; 10,04 MB
2013 Longines Global Champions - Lausanne - 14-09-2013 - Cellule.jpg 3 264 × 4 928; 17,25 MB
2019120304 Casio ProTrek PRW 60Y-1AER display stopwatch 2019.jpg 6 016 × 4 000; 7,76 MB
4 yugas.PNG 657 × 171; 9 kB
A Train driver Counting down at a Platform on Shōnan-Shinjuku Line.jpg 5 383 × 3 589; 23,48 MB
A Treatise on Zodiacal Signs and Constallations- Unique Jewels on the Benefits of Keeping Time WDL3204.pdf 900 × 1 312, 73 páginas; 6,39 MB
Back side of disposable RFID tag used for race timing.png 256 × 171; 80 kB
Basicot.png 892 × 621; 84 kB
Begin CEST Transparent.png 250 × 250; 7 kB
Begin CEST.png 250 × 250; 5 kB
Begin CEST.svg 250 × 250; 6 kB
Begin CESTR Transparent.png 250 × 250; 5 kB
Berlin Rollt, Berlin (IF4A0037).jpg 3 734 × 4 668; 5,56 MB
Berlin Rollt, Berlin (IF4A0054).jpg 3 840 × 5 760; 5,85 MB
Biological clock human.svg 1 200 × 620; 981 kB
Bracelet Puce.jpg 5 184 × 3 456; 5,08 MB
CBS & WTOP microphones, and Stop watch, National Museum of American History.jpg 3 872 × 2 592; 2,54 MB
CET-12hr Spiral.jpg 1 280 × 1 024; 412 kB
CET-24hr-NorthPolarProjection.png 1 280 × 1 024; 405 kB
Chronometerpruefungsinstitut.jpg 340 × 153; 18 kB
Clocks; a watch-maker seated at his workbench with a long-ca Wellcome V0023855.jpg 2 888 × 2 444; 3,73 MB
Compendium on Using the Device Known as the Almucantar Quarter WDL2851.jpg 1 024 × 1 384; 88 kB
CVSup.png 738 × 398; 7 kB
DateForPoster.png 389 × 77; 18 kB
Daylight saving time begin UTC+2.png 250 × 250; 8 kB
Daylight saving time end UTC+2.png 250 × 250; 8 kB
Deliverance from Error on Knowledge of Times of Day and the Direction of Prayer WDL2855.jpg 1 024 × 1 347; 121 kB
Der Start der RAK3 Draisine von Opel am 23. Juni 1928 im niedersächsischen Burgwedel.tif 4 429 × 3 071; 7,38 MB
DST begin.svg 250 × 250; 719 byte
DST end.svg 250 × 250; 970 byte
DT-Дополнительная-секунда.svg 579 × 471; 521 kB
EmbeddedSynchronousSignalling.png 352 × 121; 8 kB
End CEST in Israel.svg 250 × 250; 10 kB
End CEST Transparent.png 250 × 250; 9 kB
End CEST.png 250 × 250; 5 kB
End CEST.svg 250 × 250; 942 byte
Finish-SprintforSight-Large.jpg 500 × 386; 66 kB
Gaa scoreboard smaple.jpg 599 × 337; 32 kB
Geological time spiral.png 2 424 × 2 145; 1,86 MB
GPT-4 does not know the current year - explainability, contextuality and accuracy of ChatGPT output.png 1 324 × 1 418; 326 kB
Helsingin olympialaiset 1952 - XLVIII-278 - hkm.HKMS000005-km0000mrdq.jpg 3 543 × 2 869; 1,81 MB
High-accuracy settling time measurements.pdf 1 275 × 1 650, 6 páginas; 3,8 MB
HistofLeavebyCountry.png 580 × 383; 9 kB
Improvements in Atomic Clock Accuracy.jpg 1 417 × 1 029; 224 kB
IPTAtimeBox1.jpg 1 700 × 1 504; 262 kB
L Ancient-egyptian-sundial.jpg 256 × 280; 14 kB
Leap hour.svg 331 × 90; 10 kB
Locman 2006.jpg 1 329 × 1 961; 485 kB
Locman Montecristo.jpg 1 037 × 1 481; 232 kB
Locman Teseo Tesei.jpg 1 449 × 1 977; 347 kB
Maximum Benefit from the Knowledge of Circles of Projection on the 30 Degree Northern Latitude WDL2854.jpg 1 024 × 1 405; 135 kB
Measurement; a scholar making observations of a pendulum, wi Wellcome V0024586.jpg 3 025 × 2 384; 3,13 MB
Muhammad Qunawi, timekeeping by the stars.jpg 434 × 683; 104 kB
Nocturlabe Vienne IMG 8668.jpg 2 304 × 3 456; 3,98 MB
Nocturnal (instrument) - transparent.png 600 × 900; 572 kB
Nocturnal (instrument).jpg 652 × 892; 50 kB
Nürnberger Uhr.svg 2 292 × 1 421; 465 kB
Oil-lamp clock00.jpg 366 × 800; 40 kB
Olaus Magnus - On Time Measurement with Shadows.jpg 1 300 × 600; 332 kB
Palomar Observatory 2012 17.jpg 3 456 × 5 184; 4 MB
Principe-recoupement.svg 354 × 195; 5 kB
Principe-superposition.svg 354 × 195; 4 kB
RelojUniversal.JPG 2 592 × 3 872; 4,16 MB
Route 234 RT bus at Woodcote Green - geograph.org.uk - 1456389.jpg 640 × 341; 61 kB
Seasonal Almanac Based on the Coptic Calendar WDL2842.jpg 1 024 × 1 360; 109 kB
Setnakht-clepsydre.jpg 500 × 308; 32 kB
SpringFwd-FallBack.jpg 1 280 × 1 024; 1 013 kB
SpringFwd-FallBack.png 1 280 × 1 024; 544 kB
SyncMLPackages-fr.png 397 × 458; 17 kB
SyncMLPackages.png 397 × 458; 18 kB
Terminator line January.png 290 × 150; 61 kB
The Book of Remedies from Deficiencies in Setting Up Marble Sundials WDL2841.jpg 1 024 × 1 252; 121 kB
The Book of the Table Regarding the Knowledge of the Time and the Heavens for the Calculation of the Beginning of the Islamic and Christian Months WDL4294.pdf 900 × 1 233, 25 páginas; 2,75 MB
The central clock of the broadcasting station in Lahti, 1935.jpg 4 824 × 6 864; 3,86 MB
The Hornblast in Ripon (cropped).jpg 235 × 356; 14 kB
The Hornblast in Ripon.jpg 409 × 640; 66 kB
The Lights of the Stars WDL4300.pdf 900 × 1 187, 782 páginas; 73,65 MB
The Travelers Guide on Drawing the Circle of Projection WDL2853.jpg 1 024 × 1 288; 146 kB
Tombe-RamsèsVI-clepsydre.jpg 500 × 385; 81 kB
Treatise for Observers on Constructing the Circle of Projection WDL2849.jpg 1 024 × 1 343; 109 kB
UTC hue4map X world CET-24h-NorthPolarProjection.png 1 280 × 1 024; 246 kB
Waltham model 1899 pocket watch.jpg 4 000 × 3 000; 2 MB
White marble sculpture Chronos - stadsmuseum Lokeren.jpg 2 645 × 2 858; 845 kB
Wooden hourglass edit.jpg 1 134 × 2 454; 1,37 MB
Yıldız günü.jpg 376 × 402; 27 kB
Ytterbium Lattice Double Clock with Photons at NIST.jpg 2 400 × 1 600; 563 kB
Yugas.png 370 × 395; 6 kB
МСЭ-R TF.460-6 Рисунок 3.svg 543 × 169; 339 kB
МСЭ-R TF.460-6 Рисунок 4.svg 551 × 170; 334 kB
タイムキーパー (4025783269).jpg 1 936 × 1 296; 1,17 MB
時報用ドラとチューブラベル.jpg 3 648 × 2 056; 2,61 MB

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