arcsecond

Creu erthygl

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angle unit equal to 1/60² of a degree

Adnoddau allanol

ProofWiki ID	Definition:Angle/Unit/Second
UCUM code	''
wurvoc.org measure ID	second-plane_angle
Ontology of units of Measure 2.0 unit ID	second-Angle
Encyclopedia of Mathematics article ID	Second
Store norske leksikon ID	buesekund
Den Store Danske ID	buesekund
museum-digital tag ID	88521
MathWorld ID	ArcSecond
Wolfram Language unit code	"Arcseconds"
IUPAC Gold Book ID	S05514
dynodwr KBpedia	ArcSecond^[1]
QUDT unit ID	ARCSEC
dynodwr Google Knowledge Graph	/g/120rrqkm
UN/CEFACT Common Code	D62^[2]
ScienceDirect topic ID	engineering/second-angle
De Agostini ID	arcsec

enghraifft o'r canlynol

uned (ongl)

Unedau ychwanegol at yr Unedau SI

uned sy'n deillio o UCUM

rhan o'r canlynol

minute and second of arc

unit symbol

″^[3]^[4]

"^[5]

conversion to SI unit

0.0000048481368110953599358991410235794797595635330237270151558255317782528030961206928991173376934291930061452902569649418312 radian

defining formula: ${\frac {\pi }{180\cdot 60\cdot 60}}={\frac {\pi }{648000}}$

conversion to standard unit

0.0166666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666667 arcminute^[3]

defining formula: $1^{\prime \prime }={\frac {1}{60}}\cdot 1^{\prime }=0.01(6)^{\prime }$

0.000277778±0.0000000005 degree

defining formula: $1^{\prime \prime }={\frac {1^{\circ }}{60\cdot 60}}={\frac {1^{\circ }}{3600}}=0.0002(6)^{\circ }$

1,000±0 milliarcsecond

0.06667±0.000005 second of right ascension

defining formula: ${\frac {1}{15}}=0.0(6)$

disgrifiwyd gan y ffynhonnell

Q26711932

adran, adnod neu baragraff: 3-5.d

measured physical quantity

angular measure^[3]

maintained by WikiProject

WikiProject Mathematics

subdivision of this unit

milliarcsecond

tierce

llythyren Unicode

″

yn wahanol i

Sekunda

eiliad

Wikidata SPARQL query equivalent

wd:Q829073 p:P2370/psn:P2370 [wikibase:quantityAmount ?source; wikibase:quantityUnit ?base]. ?item p:P2370/psn:P2370 [wikibase:quantityAmount ?target; wikibase:quantityUnit ?base]. BIND(?source / ?target as ?value)

Cyfeiriadau

↑ KBpedia, 9 Gorffennaf 2020
↑ Recommendation N. 20 - Codes for Units of Measure Used in International Trade - Revision 13 (Annexes I to III)
↑ ^3.0 ^3.1 ^3.2 ISO 80000-1:2009 Quantities and units—Part 1: General, 21, 6.5.6
↑ Q26711932, 3-5.d
↑ Logopedia

[r7d631d50-1] KBpedia, 9 Gorffennaf 2020

[rfaf63a15-2] Recommendation N. 20 - Codes for Units of Measure Used in International Trade - Revision 13 (Annexes I to III)

[r73e2a216-3] 3.0 ^3.1 ^3.2 ISO 80000-1:2009 Quantities and units—Part 1: General, 21, 6.5.6

[rfaa8bef6-4] Q26711932, 3-5.d

[r3614a16d-5] Logopedia

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